From 980a3cf767adbe1e24e469b204d2e78b2485ef7f Mon Sep 17 00:00:00 2001
From: youngyangyang04 <826123027@qq.com>
Date: Thu, 11 Nov 2021 11:01:13 +0800
Subject: [PATCH] =?UTF-8?q?=E6=9B=B4=E6=96=B0=E6=B4=BB=E5=8A=A8?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

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 ...237\345\210\227\346\200\273\347\273\223.md" | 17 +++++++----------
 ...206\350\256\272\345\237\272\347\241\200.md" | 17 +++++++----------
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 ...205\346\200\273\347\273\223\347\257\207.md" | 17 +++++++----------
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 ...347\241\20001\350\203\214\345\214\205-2.md" | 17 +++++++----------
 ...232\351\207\215\350\203\214\345\214\205.md" | 17 +++++++----------
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 ...225\346\200\273\347\273\223\347\257\207.md" | 18 +++++++-----------
 ...206\350\256\272\345\237\272\347\241\200.md" | 17 +++++++----------
 ...250\346\200\273\347\273\223\347\257\207.md" | 17 +++++++----------
 ...206\350\256\272\345\237\272\347\241\200.md" | 17 +++++++----------
 ...276\350\241\250\347\233\270\344\272\244.md" | 17 +++++++----------
 205 files changed, 1435 insertions(+), 2053 deletions(-)

diff --git "a/problems/0001.\344\270\244\346\225\260\344\271\213\345\222\214.md" "b/problems/0001.\344\270\244\346\225\260\344\271\213\345\222\214.md"
index 949e52a718..208f310e43 100644
--- "a/problems/0001.\344\270\244\346\225\260\344\271\213\345\222\214.md"
+++ "b/problems/0001.\344\270\244\346\225\260\344\271\213\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 1. 两数之和
@@ -250,7 +247,7 @@ class Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0005.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\344\270\262.md" "b/problems/0005.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\344\270\262.md"
index 82d9edae99..c75a74f6d4 100644
--- "a/problems/0005.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\344\270\262.md"
+++ "b/problems/0005.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -440,7 +437,7 @@ var longestPalindrome = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0015.\344\270\211\346\225\260\344\271\213\345\222\214.md" "b/problems/0015.\344\270\211\346\225\260\344\271\213\345\222\214.md"
index 5c9a240b50..983e4d8410 100644
--- "a/problems/0015.\344\270\211\346\225\260\344\271\213\345\222\214.md"
+++ "b/problems/0015.\344\270\211\346\225\260\344\271\213\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -438,7 +435,7 @@ func threeSum(_ nums: [Int]) -> [[Int]] {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0017.\347\224\265\350\257\235\345\217\267\347\240\201\347\232\204\345\255\227\346\257\215\347\273\204\345\220\210.md" "b/problems/0017.\347\224\265\350\257\235\345\217\267\347\240\201\347\232\204\345\255\227\346\257\215\347\273\204\345\220\210.md"
index 270398fb3b..003aeb9a63 100644
--- "a/problems/0017.\347\224\265\350\257\235\345\217\267\347\240\201\347\232\204\345\255\227\346\257\215\347\273\204\345\220\210.md"
+++ "b/problems/0017.\347\224\265\350\257\235\345\217\267\347\240\201\347\232\204\345\255\227\346\257\215\347\273\204\345\220\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 17.电话号码的字母组合
@@ -485,7 +482,7 @@ char ** letterCombinations(char * digits, int* returnSize){
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0018.\345\233\233\346\225\260\344\271\213\345\222\214.md" "b/problems/0018.\345\233\233\346\225\260\344\271\213\345\222\214.md"
index e1d0d03cf3..5b2cf122d2 100644
--- "a/problems/0018.\345\233\233\346\225\260\344\271\213\345\222\214.md"
+++ "b/problems/0018.\345\233\233\346\225\260\344\271\213\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 一样的道理，能解决四数之和
@@ -404,7 +401,7 @@ func fourSum(_ nums: [Int], _ target: Int) -> [[Int]] {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0019.\345\210\240\351\231\244\351\223\276\350\241\250\347\232\204\345\200\222\346\225\260\347\254\254N\344\270\252\350\212\202\347\202\271.md" "b/problems/0019.\345\210\240\351\231\244\351\223\276\350\241\250\347\232\204\345\200\222\346\225\260\347\254\254N\344\270\252\350\212\202\347\202\271.md"
index fe68d99939..51e4e4adce 100644
--- "a/problems/0019.\345\210\240\351\231\244\351\223\276\350\241\250\347\232\204\345\200\222\346\225\260\347\254\254N\344\270\252\350\212\202\347\202\271.md"
+++ "b/problems/0019.\345\210\240\351\231\244\351\223\276\350\241\250\347\232\204\345\200\222\346\225\260\347\254\254N\344\270\252\350\212\202\347\202\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -230,7 +227,7 @@ func removeNthFromEnd(_ head: ListNode?, _ n: Int) -> ListNode? {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0020.\346\234\211\346\225\210\347\232\204\346\213\254\345\217\267.md" "b/problems/0020.\346\234\211\346\225\210\347\232\204\346\213\254\345\217\267.md"
index bf0884b38e..587c07a70b 100644
--- "a/problems/0020.\346\234\211\346\225\210\347\232\204\346\213\254\345\217\267.md"
+++ "b/problems/0020.\346\234\211\346\225\210\347\232\204\346\213\254\345\217\267.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -287,7 +284,7 @@ var isValid = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0024.\344\270\244\344\270\244\344\272\244\346\215\242\351\223\276\350\241\250\344\270\255\347\232\204\350\212\202\347\202\271.md" "b/problems/0024.\344\270\244\344\270\244\344\272\244\346\215\242\351\223\276\350\241\250\344\270\255\347\232\204\350\212\202\347\202\271.md"
index 11828ca08f..c030a62e4c 100644
--- "a/problems/0024.\344\270\244\344\270\244\344\272\244\346\215\242\351\223\276\350\241\250\344\270\255\347\232\204\350\212\202\347\202\271.md"
+++ "b/problems/0024.\344\270\244\344\270\244\344\272\244\346\215\242\351\223\276\350\241\250\344\270\255\347\232\204\350\212\202\347\202\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 24. 两两交换链表中的节点
@@ -280,7 +277,7 @@ func swapPairs(_ head: ListNode?) -> ListNode? {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0027.\347\247\273\351\231\244\345\205\203\347\264\240.md" "b/problems/0027.\347\247\273\351\231\244\345\205\203\347\264\240.md"
index 842b3c78ef..2cf9c169c4 100644
--- "a/problems/0027.\347\247\273\351\231\244\345\205\203\347\264\240.md"
+++ "b/problems/0027.\347\247\273\351\231\244\345\205\203\347\264\240.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 27. 移除元素
@@ -287,7 +284,7 @@ int removeElement(int* nums, int numsSize, int val){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0028.\345\256\236\347\216\260strStr.md" "b/problems/0028.\345\256\236\347\216\260strStr.md"
index 1c200a7108..4f7c3c2fb3 100644
--- "a/problems/0028.\345\256\236\347\216\260strStr.md"
+++ "b/problems/0028.\345\256\236\347\216\260strStr.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 在一个串中查找是否出现过另一个串，这是KMP的看家本领。
@@ -899,7 +896,7 @@ var strStr = function (haystack, needle) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0031.\344\270\213\344\270\200\344\270\252\346\216\222\345\210\227.md" "b/problems/0031.\344\270\213\344\270\200\344\270\252\346\216\222\345\210\227.md"
index 9999486ec9..9d951d1bc4 100644
--- "a/problems/0031.\344\270\213\344\270\200\344\270\252\346\216\222\345\210\227.md"
+++ "b/problems/0031.\344\270\213\344\270\200\344\270\252\346\216\222\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -224,7 +221,7 @@ var nextPermutation = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0034.\345\234\250\346\216\222\345\272\217\346\225\260\347\273\204\344\270\255\346\237\245\346\211\276\345\205\203\347\264\240\347\232\204\347\254\254\344\270\200\344\270\252\345\222\214\346\234\200\345\220\216\344\270\200\344\270\252\344\275\215\347\275\256.md" "b/problems/0034.\345\234\250\346\216\222\345\272\217\346\225\260\347\273\204\344\270\255\346\237\245\346\211\276\345\205\203\347\264\240\347\232\204\347\254\254\344\270\200\344\270\252\345\222\214\346\234\200\345\220\216\344\270\200\344\270\252\344\275\215\347\275\256.md"
index f8299ea866..028afd3dd4 100644
--- "a/problems/0034.\345\234\250\346\216\222\345\272\217\346\225\260\347\273\204\344\270\255\346\237\245\346\211\276\345\205\203\347\264\240\347\232\204\347\254\254\344\270\200\344\270\252\345\222\214\346\234\200\345\220\216\344\270\200\344\270\252\344\275\215\347\275\256.md"
+++ "b/problems/0034.\345\234\250\346\216\222\345\272\217\346\225\260\347\273\204\344\270\255\346\237\245\346\211\276\345\205\203\347\264\240\347\232\204\347\254\254\344\270\200\344\270\252\345\222\214\346\234\200\345\220\216\344\270\200\344\270\252\344\275\215\347\275\256.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 34. 在排序数组中查找元素的第一个和最后一个位置
@@ -440,7 +437,7 @@ var searchRange = function(nums, target) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0035.\346\220\234\347\264\242\346\217\222\345\205\245\344\275\215\347\275\256.md" "b/problems/0035.\346\220\234\347\264\242\346\217\222\345\205\245\344\275\215\347\275\256.md"
index 274e741f0c..6d86a52839 100644
--- "a/problems/0035.\346\220\234\347\264\242\346\217\222\345\205\245\344\275\215\347\275\256.md"
+++ "b/problems/0035.\346\220\234\347\264\242\346\217\222\345\205\245\344\275\215\347\275\256.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -322,7 +319,7 @@ func searchInsert(_ nums: [Int], _ target: Int) -> Int {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0037.\350\247\243\346\225\260\347\213\254.md" "b/problems/0037.\350\247\243\346\225\260\347\213\254.md"
index b7255a2a65..93bfca7cd6 100644
--- "a/problems/0037.\350\247\243\346\225\260\347\213\254.md"
+++ "b/problems/0037.\350\247\243\346\225\260\347\213\254.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 如果对回溯法理论还不清楚的同学，可以先看这个视频[视频来了！！带你学透回溯算法（理论篇）](https://mp.weixin.qq.com/s/wDd5azGIYWjbU0fdua_qBg)
@@ -507,7 +504,7 @@ void solveSudoku(char** board, int boardSize, int* boardColSize) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0039.\347\273\204\345\220\210\346\200\273\345\222\214.md" "b/problems/0039.\347\273\204\345\220\210\346\200\273\345\222\214.md"
index 4470c79ec0..a96efa215c 100644
--- "a/problems/0039.\347\273\204\345\220\210\346\200\273\345\222\214.md"
+++ "b/problems/0039.\347\273\204\345\220\210\346\200\273\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 39. 组合总和
@@ -450,7 +447,7 @@ int** combinationSum(int* candidates, int candidatesSize, int target, int* retur
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0040.\347\273\204\345\220\210\346\200\273\345\222\214II.md" "b/problems/0040.\347\273\204\345\220\210\346\200\273\345\222\214II.md"
index bf2685fb38..0fd8f2db34 100644
--- "a/problems/0040.\347\273\204\345\220\210\346\200\273\345\222\214II.md"
+++ "b/problems/0040.\347\273\204\345\220\210\346\200\273\345\222\214II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 这篇可以说是全网把组合问题如何去重，讲的最清晰的了！
@@ -522,7 +519,7 @@ int** combinationSum2(int* candidates, int candidatesSize, int target, int* retu
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0042.\346\216\245\351\233\250\346\260\264.md" "b/problems/0042.\346\216\245\351\233\250\346\260\264.md"
index 9b26bc6b01..6fbf705526 100644
--- "a/problems/0042.\346\216\245\351\233\250\346\260\264.md"
+++ "b/problems/0042.\346\216\245\351\233\250\346\260\264.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 这个图就是大厂面试经典题目，接雨水！ 最常青藤的一道题，面试官百出不厌！
@@ -744,7 +741,7 @@ int trap(int* height, int heightSize) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0045.\350\267\263\350\267\203\346\270\270\346\210\217II.md" "b/problems/0045.\350\267\263\350\267\203\346\270\270\346\210\217II.md"
index 43c2f019de..02d3839475 100644
--- "a/problems/0045.\350\267\263\350\267\203\346\270\270\346\210\217II.md"
+++ "b/problems/0045.\350\267\263\350\267\203\346\270\270\346\210\217II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 >  相对于[贪心算法：跳跃游戏](https://mp.weixin.qq.com/s/606_N9j8ACKCODoCbV1lSA)难了不少，做好心里准备！
@@ -233,7 +230,7 @@ var jump = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0046.\345\205\250\346\216\222\345\210\227.md" "b/problems/0046.\345\205\250\346\216\222\345\210\227.md"
index 7c9a854944..6d41cd4a79 100644
--- "a/problems/0046.\345\205\250\346\216\222\345\210\227.md"
+++ "b/problems/0046.\345\205\250\346\216\222\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 46.全排列
@@ -402,7 +399,7 @@ int** permute(int* nums, int numsSize, int* returnSize, int** returnColumnSizes)
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0047.\345\205\250\346\216\222\345\210\227II.md" "b/problems/0047.\345\205\250\346\216\222\345\210\227II.md"
index e4aca30c99..2d2cfa6670 100644
--- "a/problems/0047.\345\205\250\346\216\222\345\210\227II.md"
+++ "b/problems/0047.\345\205\250\346\216\222\345\210\227II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 排列问题（二）
 
@@ -296,7 +293,7 @@ var permuteUnique = function (nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0051.N\347\232\207\345\220\216.md" "b/problems/0051.N\347\232\207\345\220\216.md"
index 71f0409705..31d5a18db1 100644
--- "a/problems/0051.N\347\232\207\345\220\216.md"
+++ "b/problems/0051.N\347\232\207\345\220\216.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 第51题. N皇后
@@ -475,7 +472,7 @@ var solveNQueens = function(n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0052.N\347\232\207\345\220\216II.md" "b/problems/0052.N\347\232\207\345\220\216II.md"
index 6d7a5bac77..98915a01a5 100644
--- "a/problems/0052.N\347\232\207\345\220\216II.md"
+++ "b/problems/0052.N\347\232\207\345\220\216II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -146,7 +143,7 @@ var totalNQueens = function(n) {
 };
 ```
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214.md" "b/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214.md"
index 5c45aa0a74..2f7af69dd8 100644
--- "a/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214.md"
+++ "b/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 53. 最大子序和
@@ -232,7 +229,7 @@ var maxSubArray = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md" "b/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
index 2c3ccc1553..583011fb32 100644
--- "a/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
+++ "b/problems/0053.\346\234\200\345\244\247\345\255\220\345\272\217\345\222\214\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 53. 最大子序和
 
@@ -189,7 +186,7 @@ const maxSubArray = nums => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0055.\350\267\263\350\267\203\346\270\270\346\210\217.md" "b/problems/0055.\350\267\263\350\267\203\346\270\270\346\210\217.md"
index 29e09a64d4..73659064e3 100644
--- "a/problems/0055.\350\267\263\350\267\203\346\270\270\346\210\217.md"
+++ "b/problems/0055.\350\267\263\350\267\203\346\270\270\346\210\217.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 55. 跳跃游戏
@@ -158,7 +155,7 @@ var canJump = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0056.\345\220\210\345\271\266\345\214\272\351\227\264.md" "b/problems/0056.\345\220\210\345\271\266\345\214\272\351\227\264.md"
index fd914497ad..634d3462b7 100644
--- "a/problems/0056.\345\220\210\345\271\266\345\214\272\351\227\264.md"
+++ "b/problems/0056.\345\220\210\345\271\266\345\214\272\351\227\264.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 56. 合并区间
@@ -271,7 +268,7 @@ var merge = function(intervals) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0059.\350\236\272\346\227\213\347\237\251\351\230\265II.md" "b/problems/0059.\350\236\272\346\227\213\347\237\251\351\230\265II.md"
index 994bd83946..06f8993d10 100644
--- "a/problems/0059.\350\236\272\346\227\213\347\237\251\351\230\265II.md"
+++ "b/problems/0059.\350\236\272\346\227\213\347\237\251\351\230\265II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -539,7 +536,7 @@ int** generateMatrix(int n, int* returnSize, int** returnColumnSizes){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0062.\344\270\215\345\220\214\350\267\257\345\276\204.md" "b/problems/0062.\344\270\215\345\220\214\350\267\257\345\276\204.md"
index 31896fd13e..322a43789c 100644
--- "a/problems/0062.\344\270\215\345\220\214\350\267\257\345\276\204.md"
+++ "b/problems/0062.\344\270\215\345\220\214\350\267\257\345\276\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 62.不同路径
 
@@ -349,7 +346,7 @@ var uniquePaths = function(m, n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0063.\344\270\215\345\220\214\350\267\257\345\276\204II.md" "b/problems/0063.\344\270\215\345\220\214\350\267\257\345\276\204II.md"
index c2f8ec204d..8f240bd664 100644
--- "a/problems/0063.\344\270\215\345\220\214\350\267\257\345\276\204II.md"
+++ "b/problems/0063.\344\270\215\345\220\214\350\267\257\345\276\204II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 63. 不同路径 II
 
@@ -338,7 +335,7 @@ var uniquePathsWithObstacles = function(obstacleGrid) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0070.\347\210\254\346\245\274\346\242\257.md" "b/problems/0070.\347\210\254\346\245\274\346\242\257.md"
index 97926e7ac1..a74f683cbd 100644
--- "a/problems/0070.\347\210\254\346\245\274\346\242\257.md"
+++ "b/problems/0070.\347\210\254\346\245\274\346\242\257.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 70. 爬楼梯
 [力扣题目链接](https://leetcode-cn.com/problems/climbing-stairs/)
@@ -298,7 +295,7 @@ var climbStairs = function(n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0070.\347\210\254\346\245\274\346\242\257\345\256\214\345\205\250\350\203\214\345\214\205\347\211\210\346\234\254.md" "b/problems/0070.\347\210\254\346\245\274\346\242\257\345\256\214\345\205\250\350\203\214\345\214\205\347\211\210\346\234\254.md"
index 02c995c3ee..cd6b9be858 100644
--- "a/problems/0070.\347\210\254\346\245\274\346\242\257\345\256\214\345\205\250\350\203\214\345\214\205\347\211\210\346\234\254.md"
+++ "b/problems/0070.\347\210\254\346\245\274\346\242\257\345\256\214\345\205\250\350\203\214\345\214\205\347\211\210\346\234\254.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：以前我没得选，现在我选择再爬一次！
 
 之前讲这道题目的时候，因为还没有讲背包问题，所以就只是讲了一下爬楼梯最直接的动规方法（斐波那契）。
@@ -203,7 +200,7 @@ var climbStairs = function(n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0072.\347\274\226\350\276\221\350\267\235\347\246\273.md" "b/problems/0072.\347\274\226\350\276\221\350\267\235\347\246\273.md"
index 8096c0ad9f..d01dc726d0 100644
--- "a/problems/0072.\347\274\226\350\276\221\350\267\235\347\246\273.md"
+++ "b/problems/0072.\347\274\226\350\276\221\350\267\235\347\246\273.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 72. 编辑距离
 
@@ -330,7 +327,7 @@ const minDistance = (word1, word2) => {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0077.\347\273\204\345\220\210.md" "b/problems/0077.\347\273\204\345\220\210.md"
index ee2a4cb659..6d87251cd1 100644
--- "a/problems/0077.\347\273\204\345\220\210.md"
+++ "b/problems/0077.\347\273\204\345\220\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -624,7 +621,7 @@ int** combine(int n, int k, int* returnSize, int** returnColumnSizes){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0077.\347\273\204\345\220\210\344\274\230\345\214\226.md" "b/problems/0077.\347\273\204\345\220\210\344\274\230\345\214\226.md"
index af92318216..0ed041c9d4 100644
--- "a/problems/0077.\347\273\204\345\220\210\344\274\230\345\214\226.md"
+++ "b/problems/0077.\347\273\204\345\220\210\344\274\230\345\214\226.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -297,7 +294,7 @@ int** combine(int n, int k, int* returnSize, int** returnColumnSizes){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0078.\345\255\220\351\233\206.md" "b/problems/0078.\345\255\220\351\233\206.md"
index 1ffc51ea9f..14c24a1e43 100644
--- "a/problems/0078.\345\255\220\351\233\206.md"
+++ "b/problems/0078.\345\255\220\351\233\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 78.子集
@@ -333,7 +330,7 @@ int** subsets(int* nums, int numsSize, int* returnSize, int** returnColumnSizes)
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0084.\346\237\261\347\212\266\345\233\276\344\270\255\346\234\200\345\244\247\347\232\204\347\237\251\345\275\242.md" "b/problems/0084.\346\237\261\347\212\266\345\233\276\344\270\255\346\234\200\345\244\247\347\232\204\347\237\251\345\275\242.md"
index 427c23b9e3..f1109afc02 100644
--- "a/problems/0084.\346\237\261\347\212\266\345\233\276\344\270\255\346\234\200\345\244\247\347\232\204\347\237\251\345\275\242.md"
+++ "b/problems/0084.\346\237\261\347\212\266\345\233\276\344\270\255\346\234\200\345\244\247\347\232\204\347\237\251\345\275\242.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 84.柱状图中最大的矩形 
@@ -489,7 +486,7 @@ var largestRectangleArea = function(heights) {
 };
 ```
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0090.\345\255\220\351\233\206II.md" "b/problems/0090.\345\255\220\351\233\206II.md"
index c490914b1f..b9e2efe993 100644
--- "a/problems/0090.\345\255\220\351\233\206II.md"
+++ "b/problems/0090.\345\255\220\351\233\206II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 子集问题（二） 
 
@@ -363,7 +360,7 @@ int** subsetsWithDup(int* nums, int numsSize, int* returnSize, int** returnColum
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0093.\345\244\215\345\216\237IP\345\234\260\345\235\200.md" "b/problems/0093.\345\244\215\345\216\237IP\345\234\260\345\235\200.md"
index 5a5952bdd7..e18dff4e39 100644
--- "a/problems/0093.\345\244\215\345\216\237IP\345\234\260\345\235\200.md"
+++ "b/problems/0093.\345\244\215\345\216\237IP\345\234\260\345\235\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -535,7 +532,7 @@ char ** restoreIpAddresses(char * s, int* returnSize){
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0096.\344\270\215\345\220\214\347\232\204\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md" "b/problems/0096.\344\270\215\345\220\214\347\232\204\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
index 38a4ad884e..08fabf933a 100644
--- "a/problems/0096.\344\270\215\345\220\214\347\232\204\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
+++ "b/problems/0096.\344\270\215\345\220\214\347\232\204\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 96.不同的二叉搜索树
 
@@ -231,7 +228,7 @@ const numTrees =(n) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0098.\351\252\214\350\257\201\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md" "b/problems/0098.\351\252\214\350\257\201\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
index fcd928626e..d931774b76 100644
--- "a/problems/0098.\351\252\214\350\257\201\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
+++ "b/problems/0098.\351\252\214\350\257\201\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 98.验证二叉搜索树
@@ -526,7 +523,7 @@ var isValidBST = function (root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0100.\347\233\270\345\220\214\347\232\204\346\240\221.md" "b/problems/0100.\347\233\270\345\220\214\347\232\204\346\240\221.md"
index f5672b72d3..c2b527f48a 100644
--- "a/problems/0100.\347\233\270\345\220\214\347\232\204\346\240\221.md"
+++ "b/problems/0100.\347\233\270\345\220\214\347\232\204\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -244,7 +241,7 @@ JavaScript：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0101.\345\257\271\347\247\260\344\272\214\345\217\211\346\240\221.md" "b/problems/0101.\345\257\271\347\247\260\344\272\214\345\217\211\346\240\221.md"
index fe3321ecfe..8e6b981c9e 100644
--- "a/problems/0101.\345\257\271\347\247\260\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0101.\345\257\271\347\247\260\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 101. 对称二叉树
@@ -579,7 +576,7 @@ var isSymmetric = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0102.\344\272\214\345\217\211\346\240\221\347\232\204\345\261\202\345\272\217\351\201\215\345\216\206.md" "b/problems/0102.\344\272\214\345\217\211\346\240\221\347\232\204\345\261\202\345\272\217\351\201\215\345\216\206.md"
index 37f4f5269c..d82c16843a 100644
--- "a/problems/0102.\344\272\214\345\217\211\346\240\221\347\232\204\345\261\202\345\272\217\351\201\215\345\216\206.md"
+++ "b/problems/0102.\344\272\214\345\217\211\346\240\221\347\232\204\345\261\202\345\272\217\351\201\215\345\216\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 二叉树层序遍历登场！
 
@@ -1903,7 +1900,7 @@ var minDepth = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0104.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\244\247\346\267\261\345\272\246.md" "b/problems/0104.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\244\247\346\267\261\345\272\246.md"
index ff7cbfd1bf..5579a2d49f 100644
--- "a/problems/0104.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\244\247\346\267\261\345\272\246.md"
+++ "b/problems/0104.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\244\247\346\267\261\345\272\246.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 看完本篇可以一起做了如下两道题目：
@@ -601,7 +598,7 @@ var maxDepth = function(root) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0106.\344\273\216\344\270\255\345\272\217\344\270\216\345\220\216\345\272\217\351\201\215\345\216\206\345\272\217\345\210\227\346\236\204\351\200\240\344\272\214\345\217\211\346\240\221.md" "b/problems/0106.\344\273\216\344\270\255\345\272\217\344\270\216\345\220\216\345\272\217\351\201\215\345\216\206\345\272\217\345\210\227\346\236\204\351\200\240\344\272\214\345\217\211\346\240\221.md"
index 3ed16c97b2..389a546500 100644
--- "a/problems/0106.\344\273\216\344\270\255\345\272\217\344\270\216\345\220\216\345\272\217\351\201\215\345\216\206\345\272\217\345\210\227\346\236\204\351\200\240\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0106.\344\273\216\344\270\255\345\272\217\344\270\216\345\220\216\345\272\217\351\201\215\345\216\206\345\272\217\345\210\227\346\236\204\351\200\240\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 看完本文，可以一起解决如下两道题目
@@ -892,7 +889,7 @@ struct TreeNode* buildTree(int* preorder, int preorderSize, int* inorder, int in
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0108.\345\260\206\346\234\211\345\272\217\346\225\260\347\273\204\350\275\254\346\215\242\344\270\272\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md" "b/problems/0108.\345\260\206\346\234\211\345\272\217\346\225\260\347\273\204\350\275\254\346\215\242\344\270\272\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
index 213eb2b970..8157df601f 100644
--- "a/problems/0108.\345\260\206\346\234\211\345\272\217\346\225\260\347\273\204\350\275\254\346\215\242\344\270\272\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
+++ "b/problems/0108.\345\260\206\346\234\211\345\272\217\346\225\260\347\273\204\350\275\254\346\215\242\344\270\272\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 构造二叉搜索树，一不小心就平衡了
@@ -396,7 +393,7 @@ struct TreeNode* sortedArrayToBST(int* nums, int numsSize) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0110.\345\271\263\350\241\241\344\272\214\345\217\211\346\240\221.md" "b/problems/0110.\345\271\263\350\241\241\344\272\214\345\217\211\346\240\221.md"
index 640a18a7a6..9493520dbd 100644
--- "a/problems/0110.\345\271\263\350\241\241\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0110.\345\271\263\350\241\241\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 求高度还是求深度，你搞懂了不？
@@ -739,7 +736,7 @@ bool isBalanced(struct TreeNode* root){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0111.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\260\217\346\267\261\345\272\246.md" "b/problems/0111.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\260\217\346\267\261\345\272\246.md"
index 7fc6906528..14660a7def 100644
--- "a/problems/0111.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\260\217\346\267\261\345\272\246.md"
+++ "b/problems/0111.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\345\260\217\346\267\261\345\272\246.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 和求最大深度一个套路？
@@ -410,7 +407,7 @@ var minDepth = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0112.\350\267\257\345\276\204\346\200\273\345\222\214.md" "b/problems/0112.\350\267\257\345\276\204\346\200\273\345\222\214.md"
index bfb03424ff..4e01e99f07 100644
--- "a/problems/0112.\350\267\257\345\276\204\346\200\273\345\222\214.md"
+++ "b/problems/0112.\350\267\257\345\276\204\346\200\273\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 递归函数什么时候需要返回值
@@ -708,7 +705,7 @@ var pathsum = function(root, targetsum) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0115.\344\270\215\345\220\214\347\232\204\345\255\220\345\272\217\345\210\227.md" "b/problems/0115.\344\270\215\345\220\214\347\232\204\345\255\220\345\272\217\345\210\227.md"
index 5fe69b9679..10e90c29e9 100644
--- "a/problems/0115.\344\270\215\345\220\214\347\232\204\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/0115.\344\270\215\345\220\214\347\232\204\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 115.不同的子序列
 
@@ -271,7 +268,7 @@ const numDistinct = (s, t) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0116.\345\241\253\345\205\205\346\257\217\344\270\252\350\212\202\347\202\271\347\232\204\344\270\213\344\270\200\344\270\252\345\217\263\344\276\247\350\212\202\347\202\271\346\214\207\351\222\210.md" "b/problems/0116.\345\241\253\345\205\205\346\257\217\344\270\252\350\212\202\347\202\271\347\232\204\344\270\213\344\270\200\344\270\252\345\217\263\344\276\247\350\212\202\347\202\271\346\214\207\351\222\210.md"
index 5aca82e1d2..e757cde915 100644
--- "a/problems/0116.\345\241\253\345\205\205\346\257\217\344\270\252\350\212\202\347\202\271\347\232\204\344\270\213\344\270\200\344\270\252\345\217\263\344\276\247\350\212\202\347\202\271\346\214\207\351\222\210.md"
+++ "b/problems/0116.\345\241\253\345\205\205\346\257\217\344\270\252\350\212\202\347\202\271\347\232\204\344\270\213\344\270\200\344\270\252\345\217\263\344\276\247\350\212\202\347\202\271\346\214\207\351\222\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 116. 填充每个节点的下一个右侧节点指针
@@ -257,7 +254,7 @@ const connect = root => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0121.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272.md" "b/problems/0121.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272.md"
index 2f28cf1f4d..1bee632625 100644
--- "a/problems/0121.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272.md"
+++ "b/problems/0121.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 121. 买卖股票的最佳时机
 
@@ -371,7 +368,7 @@ var maxProfit = function(prices) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II.md" "b/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II.md"
index 130bb51f7c..31b267736e 100644
--- "a/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II.md"
+++ "b/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 122.买卖股票的最佳时机II
@@ -283,7 +280,7 @@ int maxProfit(int* prices, int pricesSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md" "b/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
index 30c56c2552..477430c672 100644
--- "a/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
+++ "b/problems/0122.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272II\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 122.买卖股票的最佳时机II 
 
@@ -268,7 +265,7 @@ const maxProfit = (prices) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0123.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272III.md" "b/problems/0123.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272III.md"
index da5d7a3c8f..78f6dde06c 100644
--- "a/problems/0123.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272III.md"
+++ "b/problems/0123.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272III.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 123.买卖股票的最佳时机III
 
@@ -353,7 +350,7 @@ const maxProfit = prices => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0127.\345\215\225\350\257\215\346\216\245\351\276\231.md" "b/problems/0127.\345\215\225\350\257\215\346\216\245\351\276\231.md"
index ad8467b5e8..8467519485 100644
--- "a/problems/0127.\345\215\225\350\257\215\346\216\245\351\276\231.md"
+++ "b/problems/0127.\345\215\225\350\257\215\346\216\245\351\276\231.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 127. 单词接龙
@@ -178,7 +175,7 @@ var ladderLength = function(beginWord, endWord, wordList) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0129.\346\261\202\346\240\271\345\210\260\345\217\266\345\255\220\350\212\202\347\202\271\346\225\260\345\255\227\344\271\213\345\222\214.md" "b/problems/0129.\346\261\202\346\240\271\345\210\260\345\217\266\345\255\220\350\212\202\347\202\271\346\225\260\345\255\227\344\271\213\345\222\214.md"
index 54b7e44de7..14c700ac44 100644
--- "a/problems/0129.\346\261\202\346\240\271\345\210\260\345\217\266\345\255\220\350\212\202\347\202\271\346\225\260\345\255\227\344\271\213\345\222\214.md"
+++ "b/problems/0129.\346\261\202\346\240\271\345\210\260\345\217\266\345\255\220\350\212\202\347\202\271\346\225\260\345\255\227\344\271\213\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 129. 求根节点到叶节点数字之和
 
 [力扣题目链接](https://leetcode-cn.com/problems/sum-root-to-leaf-numbers/)
@@ -294,7 +291,7 @@ var sumNumbers = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0131.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262.md" "b/problems/0131.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262.md"
index 2070b8c3fc..8b1462747b 100644
--- "a/problems/0131.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262.md"
+++ "b/problems/0131.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 切割问题其实是一种组合问题！
@@ -454,7 +451,7 @@ var partition = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0132.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262II.md" "b/problems/0132.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262II.md"
index dfb0ea9301..5db7eabfb8 100644
--- "a/problems/0132.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262II.md"
+++ "b/problems/0132.\345\210\206\345\211\262\345\233\236\346\226\207\344\270\262II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -287,7 +284,7 @@ var minCut = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0134.\345\212\240\346\262\271\347\253\231.md" "b/problems/0134.\345\212\240\346\262\271\347\253\231.md"
index 7674c0002f..ab896e4a11 100644
--- "a/problems/0134.\345\212\240\346\262\271\347\253\231.md"
+++ "b/problems/0134.\345\212\240\346\262\271\347\253\231.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 134. 加油站
@@ -376,7 +373,7 @@ int canCompleteCircuit(int* gas, int gasSize, int* cost, int costSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0135.\345\210\206\345\217\221\347\263\226\346\236\234.md" "b/problems/0135.\345\210\206\345\217\221\347\263\226\346\236\234.md"
index f3c005367e..1005a86f4e 100644
--- "a/problems/0135.\345\210\206\345\217\221\347\263\226\346\236\234.md"
+++ "b/problems/0135.\345\210\206\345\217\221\347\263\226\346\236\234.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 135. 分发糖果
@@ -242,7 +239,7 @@ var candy = function(ratings) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0139.\345\215\225\350\257\215\346\213\206\345\210\206.md" "b/problems/0139.\345\215\225\350\257\215\346\213\206\345\210\206.md"
index 4af116a4f8..4e36777e07 100644
--- "a/problems/0139.\345\215\225\350\257\215\346\213\206\345\210\206.md"
+++ "b/problems/0139.\345\215\225\350\257\215\346\213\206\345\210\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -316,7 +313,7 @@ const wordBreak = (s, wordDict) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0141.\347\216\257\345\275\242\351\223\276\350\241\250.md" "b/problems/0141.\347\216\257\345\275\242\351\223\276\350\241\250.md"
index dec066cfbd..41f6c18c3f 100644
--- "a/problems/0141.\347\216\257\345\275\242\351\223\276\350\241\250.md"
+++ "b/problems/0141.\347\216\257\345\275\242\351\223\276\350\241\250.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 141. 环形链表
@@ -128,7 +125,7 @@ var hasCycle = function(head) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0142.\347\216\257\345\275\242\351\223\276\350\241\250II.md" "b/problems/0142.\347\216\257\345\275\242\351\223\276\350\241\250II.md"
index 2e20e17e74..856713c28b 100644
--- "a/problems/0142.\347\216\257\345\275\242\351\223\276\350\241\250II.md"
+++ "b/problems/0142.\347\216\257\345\275\242\351\223\276\350\241\250II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -331,7 +328,7 @@ extension ListNode: Equatable {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0143.\351\207\215\346\216\222\351\223\276\350\241\250.md" "b/problems/0143.\351\207\215\346\216\222\351\223\276\350\241\250.md"
index f072ec8f64..af4e8061a9 100644
--- "a/problems/0143.\351\207\215\346\216\222\351\223\276\350\241\250.md"
+++ "b/problems/0143.\351\207\215\346\216\222\351\223\276\350\241\250.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 143.重排链表
 
@@ -445,7 +442,7 @@ var reorderList = function(head, s = [], tmp) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0150.\351\200\206\346\263\242\345\205\260\350\241\250\350\276\276\345\274\217\346\261\202\345\200\274.md" "b/problems/0150.\351\200\206\346\263\242\345\205\260\350\241\250\350\276\276\345\274\217\346\261\202\345\200\274.md"
index 0711803cc0..da65381676 100644
--- "a/problems/0150.\351\200\206\346\263\242\345\205\260\350\241\250\350\276\276\345\274\217\346\261\202\345\200\274.md"
+++ "b/problems/0150.\351\200\206\346\263\242\345\205\260\350\241\250\350\276\276\345\274\217\346\261\202\345\200\274.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -245,7 +242,7 @@ class Solution:
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0151.\347\277\273\350\275\254\345\255\227\347\254\246\344\270\262\351\207\214\347\232\204\345\215\225\350\257\215.md" "b/problems/0151.\347\277\273\350\275\254\345\255\227\347\254\246\344\270\262\351\207\214\347\232\204\345\215\225\350\257\215.md"
index bf274263c3..466d394e5a 100644
--- "a/problems/0151.\347\277\273\350\275\254\345\255\227\347\254\246\344\270\262\351\207\214\347\232\204\345\215\225\350\257\215.md"
+++ "b/problems/0151.\347\277\273\350\275\254\345\255\227\347\254\246\344\270\262\351\207\214\347\232\204\345\215\225\350\257\215.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -638,7 +635,7 @@ func reverseWord(_ s: inout [Character]) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0160.\347\233\270\344\272\244\351\223\276\350\241\250.md" "b/problems/0160.\347\233\270\344\272\244\351\223\276\350\241\250.md"
index 1c513180d0..c313e05581 100644
--- "a/problems/0160.\347\233\270\344\272\244\351\223\276\350\241\250.md"
+++ "b/problems/0160.\347\233\270\344\272\244\351\223\276\350\241\250.md"
@@ -1,14 +1,11 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 同：[链表：链表相交](https://programmercarl.com/面试题02.07.链表相交.html)
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0188.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272IV.md" "b/problems/0188.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272IV.md"
index a97f293af7..caff925756 100644
--- "a/problems/0188.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272IV.md"
+++ "b/problems/0188.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272IV.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 188.买卖股票的最佳时机IV
 
@@ -364,7 +361,7 @@ var maxProfit = function(k, prices) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0189.\346\227\213\350\275\254\346\225\260\347\273\204.md" "b/problems/0189.\346\227\213\350\275\254\346\225\260\347\273\204.md"
index c876a27aa3..6159fb8de6 100644
--- "a/problems/0189.\346\227\213\350\275\254\346\225\260\347\273\204.md"
+++ "b/problems/0189.\346\227\213\350\275\254\346\225\260\347\273\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 189. 旋转数组
@@ -152,7 +149,7 @@ var rotate = function (nums, k) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0198.\346\211\223\345\256\266\345\212\253\350\210\215.md" "b/problems/0198.\346\211\223\345\256\266\345\212\253\350\210\215.md"
index 66e95f2847..00a57c27e3 100644
--- "a/problems/0198.\346\211\223\345\256\266\345\212\253\350\210\215.md"
+++ "b/problems/0198.\346\211\223\345\256\266\345\212\253\350\210\215.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 198.打家劫舍
 
@@ -195,7 +192,7 @@ const rob = nums => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0202.\345\277\253\344\271\220\346\225\260.md" "b/problems/0202.\345\277\253\344\271\220\346\225\260.md"
index d7a6b4e99e..864447f5a3 100644
--- "a/problems/0202.\345\277\253\344\271\220\346\225\260.md"
+++ "b/problems/0202.\345\277\253\344\271\220\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -298,7 +295,7 @@ class Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0203.\347\247\273\351\231\244\351\223\276\350\241\250\345\205\203\347\264\240.md" "b/problems/0203.\347\247\273\351\231\244\351\223\276\350\241\250\345\205\203\347\264\240.md"
index 188edc2ecd..aa8f859c36 100644
--- "a/problems/0203.\347\247\273\351\231\244\351\223\276\350\241\250\345\205\203\347\264\240.md"
+++ "b/problems/0203.\347\247\273\351\231\244\351\223\276\350\241\250\345\205\203\347\264\240.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 链表操作中，可以使用原链表来直接进行删除操作，也可以设置一个虚拟头结点在进行删除操作，接下来看一看哪种方式更方便。
@@ -394,7 +391,7 @@ impl Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0205.\345\220\214\346\236\204\345\255\227\347\254\246\344\270\262.md" "b/problems/0205.\345\220\214\346\236\204\345\255\227\347\254\246\344\270\262.md"
index 1eebd19dff..7f55ae047f 100644
--- "a/problems/0205.\345\220\214\346\236\204\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/0205.\345\220\214\346\236\204\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 205. 同构字符串
@@ -142,7 +139,7 @@ var isIsomorphic = function(s, t) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0206.\347\277\273\350\275\254\351\223\276\350\241\250.md" "b/problems/0206.\347\277\273\350\275\254\351\223\276\350\241\250.md"
index 946a0377d1..6e853e01cd 100644
--- "a/problems/0206.\347\277\273\350\275\254\351\223\276\350\241\250.md"
+++ "b/problems/0206.\347\277\273\350\275\254\351\223\276\350\241\250.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 反转链表的写法很简单，一些同学甚至可以背下来但过一阵就忘了该咋写，主要是因为没有理解真正的反转过程。
@@ -452,7 +449,7 @@ struct ListNode* reverseList(struct ListNode* head){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0209.\351\225\277\345\272\246\346\234\200\345\260\217\347\232\204\345\255\220\346\225\260\347\273\204.md" "b/problems/0209.\351\225\277\345\272\246\346\234\200\345\260\217\347\232\204\345\255\220\346\225\260\347\273\204.md"
index cc6b3bba33..b44a63a3d6 100644
--- "a/problems/0209.\351\225\277\345\272\246\346\234\200\345\260\217\347\232\204\345\255\220\346\225\260\347\273\204.md"
+++ "b/problems/0209.\351\225\277\345\272\246\346\234\200\345\260\217\347\232\204\345\255\220\346\225\260\347\273\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 209.长度最小的子数组
@@ -294,7 +291,7 @@ class Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0213.\346\211\223\345\256\266\345\212\253\350\210\215II.md" "b/problems/0213.\346\211\223\345\256\266\345\212\253\350\210\215II.md"
index 3d7470f746..88b6f0d4de 100644
--- "a/problems/0213.\346\211\223\345\256\266\345\212\253\350\210\215II.md"
+++ "b/problems/0213.\346\211\223\345\256\266\345\212\253\350\210\215II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 213.打家劫舍II
 
@@ -205,7 +202,7 @@ func max(a, b int) int {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0216.\347\273\204\345\220\210\346\200\273\345\222\214III.md" "b/problems/0216.\347\273\204\345\220\210\346\200\273\345\222\214III.md"
index 8c9dcac2c9..c16b3de32f 100644
--- "a/problems/0216.\347\273\204\345\220\210\346\200\273\345\222\214III.md"
+++ "b/problems/0216.\347\273\204\345\220\210\346\200\273\345\222\214III.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -451,7 +448,7 @@ int** combinationSum3(int k, int n, int* returnSize, int** returnColumnSizes){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0222.\345\256\214\345\205\250\344\272\214\345\217\211\346\240\221\347\232\204\350\212\202\347\202\271\344\270\252\346\225\260.md" "b/problems/0222.\345\256\214\345\205\250\344\272\214\345\217\211\346\240\221\347\232\204\350\212\202\347\202\271\344\270\252\346\225\260.md"
index dc09985d47..96559e32e9 100644
--- "a/problems/0222.\345\256\214\345\205\250\344\272\214\345\217\211\346\240\221\347\232\204\350\212\202\347\202\271\344\270\252\346\225\260.md"
+++ "b/problems/0222.\345\256\214\345\205\250\344\272\214\345\217\211\346\240\221\347\232\204\350\212\202\347\202\271\344\270\252\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 222.完全二叉树的节点个数
@@ -452,7 +449,7 @@ var countNodes = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0225.\347\224\250\351\230\237\345\210\227\345\256\236\347\216\260\346\240\210.md" "b/problems/0225.\347\224\250\351\230\237\345\210\227\345\256\236\347\216\260\346\240\210.md"
index c3a6ef8e78..b32ef61c65 100644
--- "a/problems/0225.\347\224\250\351\230\237\345\210\227\345\256\236\347\216\260\346\240\210.md"
+++ "b/problems/0225.\347\224\250\351\230\237\345\210\227\345\256\236\347\216\260\346\240\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -601,7 +598,7 @@ MyStack.prototype.empty = function() {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0226.\347\277\273\350\275\254\344\272\214\345\217\211\346\240\221.md" "b/problems/0226.\347\277\273\350\275\254\344\272\214\345\217\211\346\240\221.md"
index 36083dcd62..4cfb261bfa 100644
--- "a/problems/0226.\347\277\273\350\275\254\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0226.\347\277\273\350\275\254\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 226.翻转二叉树
@@ -611,7 +608,7 @@ struct TreeNode* invertTree(struct TreeNode* root){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0232.\347\224\250\346\240\210\345\256\236\347\216\260\351\230\237\345\210\227.md" "b/problems/0232.\347\224\250\346\240\210\345\256\236\347\216\260\351\230\237\345\210\227.md"
index 40406f5119..28a57f18e8 100644
--- "a/problems/0232.\347\224\250\346\240\210\345\256\236\347\216\260\351\230\237\345\210\227.md"
+++ "b/problems/0232.\347\224\250\346\240\210\345\256\236\347\216\260\351\230\237\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 工作上一定没人这么搞，但是考察对栈、队列理解程度的好题
@@ -353,7 +350,7 @@ MyQueue.prototype.empty = function() {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0234.\345\233\236\346\226\207\351\223\276\350\241\250.md" "b/problems/0234.\345\233\236\346\226\207\351\223\276\350\241\250.md"
index b47718e2dc..ad7c744834 100644
--- "a/problems/0234.\345\233\236\346\226\207\351\223\276\350\241\250.md"
+++ "b/problems/0234.\345\233\236\346\226\207\351\223\276\350\241\250.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 234.回文链表
@@ -324,7 +321,7 @@ var isPalindrome = function(head) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0235.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md" "b/problems/0235.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
index fb1bd42c7a..7a3ab9c9b4 100644
--- "a/problems/0235.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
+++ "b/problems/0235.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 235. 二叉搜索树的最近公共祖先
@@ -354,7 +351,7 @@ var lowestCommonAncestor = function(root, p, q) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0236.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md" "b/problems/0236.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
index a469869a54..5e7a2134c8 100644
--- "a/problems/0236.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
+++ "b/problems/0236.\344\272\214\345\217\211\346\240\221\347\232\204\346\234\200\350\277\221\345\205\254\345\205\261\347\245\226\345\205\210.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 本来是打算将二叉树和二叉搜索树的公共祖先问题一起讲，后来发现篇幅过长了，只能先说一说二叉树的公共祖先问题。
@@ -342,7 +339,7 @@ var lowestCommonAncestor = function(root, p, q) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0239.\346\273\221\345\212\250\347\252\227\345\217\243\346\234\200\345\244\247\345\200\274.md" "b/problems/0239.\346\273\221\345\212\250\347\252\227\345\217\243\346\234\200\345\244\247\345\200\274.md"
index be46bd05e9..c1b16502cb 100644
--- "a/problems/0239.\346\273\221\345\212\250\347\252\227\345\217\243\346\234\200\345\244\247\345\200\274.md"
+++ "b/problems/0239.\346\273\221\345\212\250\347\252\227\345\217\243\346\234\200\345\244\247\345\200\274.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -422,7 +419,7 @@ var maxSlidingWindow = function (nums, k) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0242.\346\234\211\346\225\210\347\232\204\345\255\227\346\257\215\345\274\202\344\275\215\350\257\215.md" "b/problems/0242.\346\234\211\346\225\210\347\232\204\345\255\227\346\257\215\345\274\202\344\275\215\350\257\215.md"
index b0475a2604..e941a011f0 100644
--- "a/problems/0242.\346\234\211\346\225\210\347\232\204\345\255\227\346\257\215\345\274\202\344\275\215\350\257\215.md"
+++ "b/problems/0242.\346\234\211\346\225\210\347\232\204\345\255\227\346\257\215\345\274\202\344\275\215\350\257\215.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 数组就是简单的哈希表，但是数组的大小可不是无限开辟的
@@ -283,7 +280,7 @@ impl Solution {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0257.\344\272\214\345\217\211\346\240\221\347\232\204\346\211\200\346\234\211\350\267\257\345\276\204.md" "b/problems/0257.\344\272\214\345\217\211\346\240\221\347\232\204\346\211\200\346\234\211\350\267\257\345\276\204.md"
index b15fa1bebe..5029165f7c 100644
--- "a/problems/0257.\344\272\214\345\217\211\346\240\221\347\232\204\346\211\200\346\234\211\350\267\257\345\276\204.md"
+++ "b/problems/0257.\344\272\214\345\217\211\346\240\221\347\232\204\346\211\200\346\234\211\350\267\257\345\276\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 以为只用了递归，其实还用了回溯
@@ -586,7 +583,7 @@ var binaryTreePaths = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0279.\345\256\214\345\205\250\345\271\263\346\226\271\346\225\260.md" "b/problems/0279.\345\256\214\345\205\250\345\271\263\346\226\271\346\225\260.md"
index b1af7e950b..049ca070ff 100644
--- "a/problems/0279.\345\256\214\345\205\250\345\271\263\346\226\271\346\225\260.md"
+++ "b/problems/0279.\345\256\214\345\205\250\345\271\263\346\226\271\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：一样的套路，再求一次完全平方数
 
 ## 279.完全平方数
@@ -358,7 +355,7 @@ var numSquares2 = function(n) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0283.\347\247\273\345\212\250\351\233\266.md" "b/problems/0283.\347\247\273\345\212\250\351\233\266.md"
index 2e8743e308..e6bba0c922 100644
--- "a/problems/0283.\347\247\273\345\212\250\351\233\266.md"
+++ "b/problems/0283.\347\247\273\345\212\250\351\233\266.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 动态规划：一样的套路，再求一次完全平方数
 
@@ -113,7 +110,7 @@ var moveZeroes = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0300.\346\234\200\351\225\277\344\270\212\345\215\207\345\255\220\345\272\217\345\210\227.md" "b/problems/0300.\346\234\200\351\225\277\344\270\212\345\215\207\345\255\220\345\272\217\345\210\227.md"
index fe95cfed82..650be4eb24 100644
--- "a/problems/0300.\346\234\200\351\225\277\344\270\212\345\215\207\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/0300.\346\234\200\351\225\277\344\270\212\345\215\207\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 300.最长递增子序列
 
@@ -199,7 +196,7 @@ const lengthOfLIS = (nums) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0309.\346\234\200\344\275\263\344\271\260\345\215\226\350\202\241\347\245\250\346\227\266\346\234\272\345\220\253\345\206\267\345\206\273\346\234\237.md" "b/problems/0309.\346\234\200\344\275\263\344\271\260\345\215\226\350\202\241\347\245\250\346\227\266\346\234\272\345\220\253\345\206\267\345\206\273\346\234\237.md"
index 2d0ee1054b..e0b0fb21e3 100644
--- "a/problems/0309.\346\234\200\344\275\263\344\271\260\345\215\226\350\202\241\347\245\250\346\227\266\346\234\272\345\220\253\345\206\267\345\206\273\346\234\237.md"
+++ "b/problems/0309.\346\234\200\344\275\263\344\271\260\345\215\226\350\202\241\347\245\250\346\227\266\346\234\272\345\220\253\345\206\267\345\206\273\346\234\237.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 309.最佳买卖股票时机含冷冻期
 
@@ -234,7 +231,7 @@ const maxProfit = (prices) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0322.\351\233\266\351\222\261\345\205\221\346\215\242.md" "b/problems/0322.\351\233\266\351\222\261\345\205\221\346\215\242.md"
index 63bde6550f..e06f811b1b 100644
--- "a/problems/0322.\351\233\266\351\222\261\345\205\221\346\215\242.md"
+++ "b/problems/0322.\351\233\266\351\222\261\345\205\221\346\215\242.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划： 给我个机会，我再兑换一次零钱
 
 ## 322. 零钱兑换
@@ -327,7 +324,7 @@ const coinChange = (coins, amount) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0332.\351\207\215\346\226\260\345\256\211\346\216\222\350\241\214\347\250\213.md" "b/problems/0332.\351\207\215\346\226\260\345\256\211\346\216\222\350\241\214\347\250\213.md"
index d3047e9485..4d59a9a0eb 100644
--- "a/problems/0332.\351\207\215\346\226\260\345\256\211\346\216\222\350\241\214\347\250\213.md"
+++ "b/problems/0332.\351\207\215\346\226\260\345\256\211\346\216\222\350\241\214\347\250\213.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 这也可以用回溯法？ 其实深搜和回溯也是相辅相成的，毕竟都用递归。
@@ -448,7 +445,7 @@ var findItinerary = function(tickets) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0337.\346\211\223\345\256\266\345\212\253\350\210\215III.md" "b/problems/0337.\346\211\223\345\256\266\345\212\253\350\210\215III.md"
index d04d19d16d..e54ce40ad0 100644
--- "a/problems/0337.\346\211\223\345\256\266\345\212\253\350\210\215III.md"
+++ "b/problems/0337.\346\211\223\345\256\266\345\212\253\350\210\215III.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 337.打家劫舍 III
@@ -463,7 +460,7 @@ func max(a, b int) int {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0343.\346\225\264\346\225\260\346\213\206\345\210\206.md" "b/problems/0343.\346\225\264\346\225\260\346\213\206\345\210\206.md"
index 78c94f2a61..65eb83de23 100644
--- "a/problems/0343.\346\225\264\346\225\260\346\213\206\345\210\206.md"
+++ "b/problems/0343.\346\225\264\346\225\260\346\213\206\345\210\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 343. 整数拆分
 
@@ -273,7 +270,7 @@ var integerBreak = function(n) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0344.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262.md" "b/problems/0344.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262.md"
index 1f41a55d87..54165f228e 100644
--- "a/problems/0344.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/0344.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -237,7 +234,7 @@ void reverseString(char* s, int sSize){
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0347.\345\211\215K\344\270\252\351\253\230\351\242\221\345\205\203\347\264\240.md" "b/problems/0347.\345\211\215K\344\270\252\351\253\230\351\242\221\345\205\203\347\264\240.md"
index 941878d401..94e7a86b84 100644
--- "a/problems/0347.\345\211\215K\344\270\252\351\253\230\351\242\221\345\205\203\347\264\240.md"
+++ "b/problems/0347.\345\211\215K\344\270\252\351\253\230\351\242\221\345\205\203\347\264\240.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -361,7 +358,7 @@ PriorityQueue.prototype.compare = function(index1, index2) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0349.\344\270\244\344\270\252\346\225\260\347\273\204\347\232\204\344\272\244\351\233\206.md" "b/problems/0349.\344\270\244\344\270\252\346\225\260\347\273\204\347\232\204\344\272\244\351\233\206.md"
index 3f39f889da..09436f02e0 100644
--- "a/problems/0349.\344\270\244\344\270\252\346\225\260\347\273\204\347\232\204\344\272\244\351\233\206.md"
+++ "b/problems/0349.\344\270\244\344\270\252\346\225\260\347\273\204\347\232\204\344\272\244\351\233\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -263,7 +260,7 @@ impl Solution {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0376.\346\221\206\345\212\250\345\272\217\345\210\227.md" "b/problems/0376.\346\221\206\345\212\250\345\272\217\345\210\227.md"
index afe659eaee..799f0de6ec 100644
--- "a/problems/0376.\346\221\206\345\212\250\345\272\217\345\210\227.md"
+++ "b/problems/0376.\346\221\206\345\212\250\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 本周讲解了[贪心理论基础](https://programmercarl.com/贪心算法理论基础.html)，以及第一道贪心的题目：[贪心算法：分发饼干](https://programmercarl.com/0455.分发饼干.html)，可能会给大家一种贪心算法比较简单的错觉，好了，接下来几天的题目难度要上来了，哈哈。
@@ -281,7 +278,7 @@ var wiggleMaxLength = function(nums) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0377.\347\273\204\345\220\210\346\200\273\345\222\214\342\205\243.md" "b/problems/0377.\347\273\204\345\220\210\346\200\273\345\222\214\342\205\243.md"
index 2a507c4296..5db2f972d3 100644
--- "a/problems/0377.\347\273\204\345\220\210\346\200\273\345\222\214\342\205\243.md"
+++ "b/problems/0377.\347\273\204\345\220\210\346\200\273\345\222\214\342\205\243.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 动态规划：Carl称它为排列总和！
 
@@ -243,7 +240,7 @@ impl Solution {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0383.\350\265\216\351\207\221\344\277\241.md" "b/problems/0383.\350\265\216\351\207\221\344\277\241.md"
index d227dde044..7f2d96fef9 100644
--- "a/problems/0383.\350\265\216\351\207\221\344\277\241.md"
+++ "b/problems/0383.\350\265\216\351\207\221\344\277\241.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -339,7 +336,7 @@ impl Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0392.\345\210\244\346\226\255\345\255\220\345\272\217\345\210\227.md" "b/problems/0392.\345\210\244\346\226\255\345\255\220\345\272\217\345\210\227.md"
index 1a8e55fa83..efc682d5bd 100644
--- "a/problems/0392.\345\210\244\346\226\255\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/0392.\345\210\244\346\226\255\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 392.判断子序列
@@ -228,7 +225,7 @@ func isSubsequence(s string, t string) bool {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0404.\345\267\246\345\217\266\345\255\220\344\271\213\345\222\214.md" "b/problems/0404.\345\267\246\345\217\266\345\255\220\344\271\213\345\222\214.md"
index ffcd2c8c9f..db50c2685f 100644
--- "a/problems/0404.\345\267\246\345\217\266\345\255\220\344\271\213\345\222\214.md"
+++ "b/problems/0404.\345\267\246\345\217\266\345\255\220\344\271\213\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 404.左叶子之和
@@ -379,7 +376,7 @@ var sumOfLeftLeaves = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0406.\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227.md" "b/problems/0406.\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227.md"
index f7d9d805a2..e218fc5bb4 100644
--- "a/problems/0406.\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227.md"
+++ "b/problems/0406.\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 406.根据身高重建队列
@@ -294,7 +291,7 @@ var reconstructQueue = function(people) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0416.\345\210\206\345\211\262\347\255\211\345\222\214\345\255\220\351\233\206.md" "b/problems/0416.\345\210\206\345\211\262\347\255\211\345\222\214\345\255\220\351\233\206.md"
index e5750ff742..19fd0150b7 100644
--- "a/problems/0416.\345\210\206\345\211\262\347\255\211\345\222\214\345\255\220\351\233\206.md"
+++ "b/problems/0416.\345\210\206\345\211\262\347\255\211\345\222\214\345\255\220\351\233\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 416. 分割等和子集
 
@@ -316,7 +313,7 @@ var canPartition = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0435.\346\227\240\351\207\215\345\217\240\345\214\272\351\227\264.md" "b/problems/0435.\346\227\240\351\207\215\345\217\240\345\214\272\351\227\264.md"
index 2bf1f4b0d3..d3f05f8559 100644
--- "a/problems/0435.\346\227\240\351\207\215\345\217\240\345\214\272\351\227\264.md"
+++ "b/problems/0435.\346\227\240\351\207\215\345\217\240\345\214\272\351\227\264.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 435. 无重叠区间
@@ -316,7 +313,7 @@ var eraseOverlapIntervals = function(intervals) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0450.\345\210\240\351\231\244\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\350\212\202\347\202\271.md" "b/problems/0450.\345\210\240\351\231\244\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\350\212\202\347\202\271.md"
index 23e710adf6..5f899e97ad 100644
--- "a/problems/0450.\345\210\240\351\231\244\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\350\212\202\347\202\271.md"
+++ "b/problems/0450.\345\210\240\351\231\244\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\350\212\202\347\202\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 二叉搜索树删除节点就涉及到结构调整了
@@ -523,7 +520,7 @@ var deleteNode = function (root, key) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0452.\347\224\250\346\234\200\345\260\221\346\225\260\351\207\217\347\232\204\347\256\255\345\274\225\347\210\206\346\260\224\347\220\203.md" "b/problems/0452.\347\224\250\346\234\200\345\260\221\346\225\260\351\207\217\347\232\204\347\256\255\345\274\225\347\210\206\346\260\224\347\220\203.md"
index c3c9b827cc..ddf90169e0 100644
--- "a/problems/0452.\347\224\250\346\234\200\345\260\221\346\225\260\351\207\217\347\232\204\347\256\255\345\274\225\347\210\206\346\260\224\347\220\203.md"
+++ "b/problems/0452.\347\224\250\346\234\200\345\260\221\346\225\260\351\207\217\347\232\204\347\256\255\345\274\225\347\210\206\346\260\224\347\220\203.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 452. 用最少数量的箭引爆气球
@@ -244,7 +241,7 @@ int findMinArrowShots(int** points, int pointsSize, int* pointsColSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0454.\345\233\233\346\225\260\347\233\270\345\212\240II.md" "b/problems/0454.\345\233\233\346\225\260\347\233\270\345\212\240II.md"
index d12f02331b..1a1c4f795a 100644
--- "a/problems/0454.\345\233\233\346\225\260\347\233\270\345\212\240II.md"
+++ "b/problems/0454.\345\233\233\346\225\260\347\233\270\345\212\240II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 需要哈希的地方都能找到map的身影
@@ -283,7 +280,7 @@ impl Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0455.\345\210\206\345\217\221\351\245\274\345\271\262.md" "b/problems/0455.\345\210\206\345\217\221\351\245\274\345\271\262.md"
index c992b9a52a..ee41b8f634 100644
--- "a/problems/0455.\345\210\206\345\217\221\351\245\274\345\271\262.md"
+++ "b/problems/0455.\345\210\206\345\217\221\351\245\274\345\271\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 455.分发饼干
@@ -236,7 +233,7 @@ int findContentChildren(int* g, int gSize, int* s, int sSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0459.\351\207\215\345\244\215\347\232\204\345\255\220\345\255\227\347\254\246\344\270\262.md" "b/problems/0459.\351\207\215\345\244\215\347\232\204\345\255\220\345\255\227\347\254\246\344\270\262.md"
index b193acdcbd..e89594ec5d 100644
--- "a/problems/0459.\351\207\215\345\244\215\347\232\204\345\255\220\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/0459.\351\207\215\345\244\215\347\232\204\345\255\220\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -366,7 +363,7 @@ var repeatedSubstringPattern = function (s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0463.\345\262\233\345\261\277\347\232\204\345\221\250\351\225\277.md" "b/problems/0463.\345\262\233\345\261\277\347\232\204\345\221\250\351\225\277.md"
index 3b0278a64d..b73ec1aa88 100644
--- "a/problems/0463.\345\262\233\345\261\277\347\232\204\345\221\250\351\225\277.md"
+++ "b/problems/0463.\345\262\233\345\261\277\347\232\204\345\221\250\351\225\277.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 463. 岛屿的周长
 
 [力扣题目链接](https://leetcode-cn.com/problems/island-perimeter/)
@@ -179,7 +176,7 @@ var islandPerimeter = function(grid) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0474.\344\270\200\345\222\214\351\233\266.md" "b/problems/0474.\344\270\200\345\222\214\351\233\266.md"
index c8715b3951..6dd9d2e954 100644
--- "a/problems/0474.\344\270\200\345\222\214\351\233\266.md"
+++ "b/problems/0474.\344\270\200\345\222\214\351\233\266.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：一和零！
 
 ## 474.一和零
@@ -328,7 +325,7 @@ const findMaxForm = (strs, m, n) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0491.\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227.md" "b/problems/0491.\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227.md"
index f2b6537322..00e8f764f6 100644
--- "a/problems/0491.\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/0491.\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 和子集问题有点像，但又处处是陷阱
@@ -436,7 +433,7 @@ int** findSubsequences(int* nums, int numsSize, int* returnSize, int** returnCol
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0494.\347\233\256\346\240\207\345\222\214.md" "b/problems/0494.\347\233\256\346\240\207\345\222\214.md"
index 00771c22e0..dd3bf30e70 100644
--- "a/problems/0494.\347\233\256\346\240\207\345\222\214.md"
+++ "b/problems/0494.\347\233\256\346\240\207\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：目标和！
 
 ## 494. 目标和
@@ -388,7 +385,7 @@ const findTargetSumWays = (nums, target) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0496.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240I.md" "b/problems/0496.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240I.md"
index 89549924f7..570db940f9 100644
--- "a/problems/0496.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240I.md"
+++ "b/problems/0496.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240I.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 496.下一个更大元素 I
 
@@ -302,7 +299,7 @@ var nextGreaterElement = function (nums1, nums2) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0501.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\344\274\227\346\225\260.md" "b/problems/0501.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\344\274\227\346\225\260.md"
index 18d9b29056..200e59932e 100644
--- "a/problems/0501.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\344\274\227\346\225\260.md"
+++ "b/problems/0501.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\344\274\227\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 二叉树上应该怎么求，二叉搜索树上又应该怎么求？
@@ -703,7 +700,7 @@ var findMode = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0503.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240II.md" "b/problems/0503.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240II.md"
index 10b6edea0d..4d8b78a97f 100644
--- "a/problems/0503.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240II.md"
+++ "b/problems/0503.\344\270\213\344\270\200\344\270\252\346\233\264\345\244\247\345\205\203\347\264\240II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 503.下一个更大元素II
 
@@ -186,7 +183,7 @@ var nextGreaterElements = function (nums) {
 };
 ```
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0509.\346\226\220\346\263\242\351\202\243\345\245\221\346\225\260.md" "b/problems/0509.\346\226\220\346\263\242\351\202\243\345\245\221\346\225\260.md"
index cb54a0f9bb..906aa491f7 100644
--- "a/problems/0509.\346\226\220\346\263\242\351\202\243\345\245\221\346\225\260.md"
+++ "b/problems/0509.\346\226\220\346\263\242\351\202\243\345\245\221\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 509. 斐波那契数
 
@@ -255,7 +252,7 @@ var fib = function(n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0513.\346\211\276\346\240\221\345\267\246\344\270\213\350\247\222\347\232\204\345\200\274.md" "b/problems/0513.\346\211\276\346\240\221\345\267\246\344\270\213\350\247\222\347\232\204\345\200\274.md"
index d09ec94dab..8a5b8fb26c 100644
--- "a/problems/0513.\346\211\276\346\240\221\345\267\246\344\270\213\350\247\222\347\232\204\345\200\274.md"
+++ "b/problems/0513.\346\211\276\346\240\221\345\267\246\344\270\213\350\247\222\347\232\204\345\200\274.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 513.找树左下角的值
@@ -438,7 +435,7 @@ var findBottomLeftValue = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0516.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\345\272\217\345\210\227.md" "b/problems/0516.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\345\272\217\345\210\227.md"
index e413ea70a6..a20e583e7f 100644
--- "a/problems/0516.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/0516.\346\234\200\351\225\277\345\233\236\346\226\207\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 516.最长回文子序列
 [力扣题目链接](https://leetcode-cn.com/problems/longest-palindromic-subsequence/)
@@ -240,7 +237,7 @@ const longestPalindromeSubseq = (s) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0518.\351\233\266\351\222\261\345\205\221\346\215\242II.md" "b/problems/0518.\351\233\266\351\222\261\345\205\221\346\215\242II.md"
index 52ec914965..aea49d8acc 100644
--- "a/problems/0518.\351\233\266\351\222\261\345\205\221\346\215\242II.md"
+++ "b/problems/0518.\351\233\266\351\222\261\345\205\221\346\215\242II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：给你一些零钱，你要怎么凑？
 
 ## 518. 零钱兑换 II
@@ -263,7 +260,7 @@ const change = (amount, coins) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0530.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\345\260\217\347\273\235\345\257\271\345\267\256.md" "b/problems/0530.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\345\260\217\347\273\235\345\257\271\345\267\256.md"
index 67a8193092..ff6103a42f 100644
--- "a/problems/0530.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\345\260\217\347\273\235\345\257\271\345\267\256.md"
+++ "b/problems/0530.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\347\232\204\346\234\200\345\260\217\347\273\235\345\257\271\345\267\256.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 利用二叉搜索树的特性搞起！
@@ -367,7 +364,7 @@ var getMinimumDifference = function(root) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0538.\346\212\212\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\350\275\254\346\215\242\344\270\272\347\264\257\345\212\240\346\240\221.md" "b/problems/0538.\346\212\212\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\350\275\254\346\215\242\344\270\272\347\264\257\345\212\240\346\240\221.md"
index 16b00817ac..c1454f0837 100644
--- "a/problems/0538.\346\212\212\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\350\275\254\346\215\242\344\270\272\347\264\257\345\212\240\346\240\221.md"
+++ "b/problems/0538.\346\212\212\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\350\275\254\346\215\242\344\270\272\347\264\257\345\212\240\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 538.把二叉搜索树转换为累加树
@@ -315,7 +312,7 @@ struct TreeNode* convertBST(struct TreeNode* root){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0541.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262II.md" "b/problems/0541.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262II.md"
index 26e6e84704..1de1b7369b 100644
--- "a/problems/0541.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262II.md"
+++ "b/problems/0541.\345\217\215\350\275\254\345\255\227\347\254\246\344\270\262II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -279,7 +276,7 @@ func reverseStr(_ s: String, _ k: Int) -> String {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0583.\344\270\244\344\270\252\345\255\227\347\254\246\344\270\262\347\232\204\345\210\240\351\231\244\346\223\215\344\275\234.md" "b/problems/0583.\344\270\244\344\270\252\345\255\227\347\254\246\344\270\262\347\232\204\345\210\240\351\231\244\346\223\215\344\275\234.md"
index fa47306204..bb28e87775 100644
--- "a/problems/0583.\344\270\244\344\270\252\345\255\227\347\254\246\344\270\262\347\232\204\345\210\240\351\231\244\346\223\215\344\275\234.md"
+++ "b/problems/0583.\344\270\244\344\270\252\345\255\227\347\254\246\344\270\262\347\232\204\345\210\240\351\231\244\346\223\215\344\275\234.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 583. 两个字符串的删除操作 
 
@@ -208,7 +205,7 @@ const minDistance = (word1, word2) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0617.\345\220\210\345\271\266\344\272\214\345\217\211\346\240\221.md" "b/problems/0617.\345\220\210\345\271\266\344\272\214\345\217\211\346\240\221.md"
index 8645cbc246..0cc10400ce 100644
--- "a/problems/0617.\345\220\210\345\271\266\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0617.\345\220\210\345\271\266\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 617.合并二叉树
@@ -587,7 +584,7 @@ var mergeTrees = function(root1, root2) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0647.\345\233\236\346\226\207\345\255\220\344\270\262.md" "b/problems/0647.\345\233\236\346\226\207\345\255\220\344\270\262.md"
index cdc6b2e35b..a4c38e132d 100644
--- "a/problems/0647.\345\233\236\346\226\207\345\255\220\344\270\262.md"
+++ "b/problems/0647.\345\233\236\346\226\207\345\255\220\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 647. 回文子串
 
@@ -409,7 +406,7 @@ const countSubstrings = (s) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0649.Dota2\345\217\202\350\256\256\351\231\242.md" "b/problems/0649.Dota2\345\217\202\350\256\256\351\231\242.md"
index 41b2b361b9..34270b54f3 100644
--- "a/problems/0649.Dota2\345\217\202\350\256\256\351\231\242.md"
+++ "b/problems/0649.Dota2\345\217\202\350\256\256\351\231\242.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -248,7 +245,7 @@ var predictPartyVictory = function(senateStr) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0654.\346\234\200\345\244\247\344\272\214\345\217\211\346\240\221.md" "b/problems/0654.\346\234\200\345\244\247\344\272\214\345\217\211\346\240\221.md"
index a4ae868af5..f428a52a04 100644
--- "a/problems/0654.\346\234\200\345\244\247\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0654.\346\234\200\345\244\247\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 654.最大二叉树
@@ -359,7 +356,7 @@ var constructMaximumBinaryTree = function (nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0657.\346\234\272\345\231\250\344\272\272\350\203\275\345\220\246\350\277\224\345\233\236\345\216\237\347\202\271.md" "b/problems/0657.\346\234\272\345\231\250\344\272\272\350\203\275\345\220\246\350\277\224\345\233\236\345\216\237\347\202\271.md"
index fb35c15b64..6576f765b2 100644
--- "a/problems/0657.\346\234\272\345\231\250\344\272\272\350\203\275\345\220\246\350\277\224\345\233\236\345\216\237\347\202\271.md"
+++ "b/problems/0657.\346\234\272\345\231\250\344\272\272\350\203\275\345\220\246\350\277\224\345\233\236\345\216\237\347\202\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 657. 机器人能否返回原点
@@ -153,7 +150,7 @@ var judgeCircle = function(moves) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0669.\344\277\256\345\211\252\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md" "b/problems/0669.\344\277\256\345\211\252\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
index 09a512c41d..2c5c2f82c3 100644
--- "a/problems/0669.\344\277\256\345\211\252\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
+++ "b/problems/0669.\344\277\256\345\211\252\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 如果不对递归有深刻的理解，本题有点难
@@ -409,7 +406,7 @@ var trimBST = function (root,low,high) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0673.\346\234\200\351\225\277\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227\347\232\204\344\270\252\346\225\260.md" "b/problems/0673.\346\234\200\351\225\277\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227\347\232\204\344\270\252\346\225\260.md"
index 4be91db117..aa3b5c363a 100644
--- "a/problems/0673.\346\234\200\351\225\277\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227\347\232\204\344\270\252\346\225\260.md"
+++ "b/problems/0673.\346\234\200\351\225\277\351\200\222\345\242\236\345\255\220\345\272\217\345\210\227\347\232\204\344\270\252\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 673.最长递增子序列的个数
@@ -363,7 +360,7 @@ var findNumberOfLIS = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0674.\346\234\200\351\225\277\350\277\236\347\273\255\351\200\222\345\242\236\345\272\217\345\210\227.md" "b/problems/0674.\346\234\200\351\225\277\350\277\236\347\273\255\351\200\222\345\242\236\345\272\217\345\210\227.md"
index c81155cb23..c36a42d09b 100644
--- "a/problems/0674.\346\234\200\351\225\277\350\277\236\347\273\255\351\200\222\345\242\236\345\272\217\345\210\227.md"
+++ "b/problems/0674.\346\234\200\351\225\277\350\277\236\347\273\255\351\200\222\345\242\236\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 674. 最长连续递增序列
 
@@ -265,7 +262,7 @@ const findLengthOfLCIS = (nums) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0684.\345\206\227\344\275\231\350\277\236\346\216\245.md" "b/problems/0684.\345\206\227\344\275\231\350\277\236\346\216\245.md"
index 48ee6011ed..65f79d0e0e 100644
--- "a/problems/0684.\345\206\227\344\275\231\350\277\236\346\216\245.md"
+++ "b/problems/0684.\345\206\227\344\275\231\350\277\236\346\216\245.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -350,7 +347,7 @@ var findRedundantConnection = function(edges) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0685.\345\206\227\344\275\231\350\277\236\346\216\245II.md" "b/problems/0685.\345\206\227\344\275\231\350\277\236\346\216\245II.md"
index cbd6cc2d67..92d10a56af 100644
--- "a/problems/0685.\345\206\227\344\275\231\350\277\236\346\216\245II.md"
+++ "b/problems/0685.\345\206\227\344\275\231\350\277\236\346\216\245II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 685.冗余连接II
@@ -603,7 +600,7 @@ var findRedundantDirectedConnection = function(edges) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0700.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\220\234\347\264\242.md" "b/problems/0700.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\220\234\347\264\242.md"
index bf67ce0e31..12c243b4a2 100644
--- "a/problems/0700.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\220\234\347\264\242.md"
+++ "b/problems/0700.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\220\234\347\264\242.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 700.二叉搜索树中的搜索
@@ -339,7 +336,7 @@ var searchBST = function (root, val) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0701.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\217\222\345\205\245\346\223\215\344\275\234.md" "b/problems/0701.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\217\222\345\205\245\346\223\215\344\275\234.md"
index 2dca140a91..ea29256d34 100644
--- "a/problems/0701.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\217\222\345\205\245\346\223\215\344\275\234.md"
+++ "b/problems/0701.\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\344\270\255\347\232\204\346\217\222\345\205\245\346\223\215\344\275\234.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 701.二叉搜索树中的插入操作
@@ -506,7 +503,7 @@ var insertIntoBST = function (root, val) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0704.\344\272\214\345\210\206\346\237\245\346\211\276.md" "b/problems/0704.\344\272\214\345\210\206\346\237\245\346\211\276.md"
index 1cdc589690..882086f186 100644
--- "a/problems/0704.\344\272\214\345\210\206\346\237\245\346\211\276.md"
+++ "b/problems/0704.\344\272\214\345\210\206\346\237\245\346\211\276.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 704. 二分查找
@@ -527,7 +524,7 @@ class Solution {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0707.\350\256\276\350\256\241\351\223\276\350\241\250.md" "b/problems/0707.\350\256\276\350\256\241\351\223\276\350\241\250.md"
index ba0e7e3b99..d4dde2e86d 100644
--- "a/problems/0707.\350\256\276\350\256\241\351\223\276\350\241\250.md"
+++ "b/problems/0707.\350\256\276\350\256\241\351\223\276\350\241\250.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 听说这道题目把链表常见的五个操作都覆盖了？
@@ -1149,7 +1146,7 @@ class MyLinkedList {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271.md" "b/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271.md"
index 576f5f852f..3fa1ea329b 100644
--- "a/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271.md"
+++ "b/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 714. 买卖股票的最佳时机含手续费
@@ -294,7 +291,7 @@ var maxProfit = function(prices, fee) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md" "b/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
index 8dd0894ed2..6e48b85216 100644
--- "a/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
+++ "b/problems/0714.\344\271\260\345\215\226\350\202\241\347\245\250\347\232\204\346\234\200\344\275\263\346\227\266\346\234\272\345\220\253\346\211\213\347\273\255\350\264\271\357\274\210\345\212\250\346\200\201\350\247\204\345\210\222\357\274\211.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 714.买卖股票的最佳时机含手续费
 
@@ -187,7 +184,7 @@ const maxProfit = (prices,fee) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0718.\346\234\200\351\225\277\351\207\215\345\244\215\345\255\220\346\225\260\347\273\204.md" "b/problems/0718.\346\234\200\351\225\277\351\207\215\345\244\215\345\255\220\346\225\260\347\273\204.md"
index 54d1b07e8c..4f18716abe 100644
--- "a/problems/0718.\346\234\200\351\225\277\351\207\215\345\244\215\345\255\220\346\225\260\347\273\204.md"
+++ "b/problems/0718.\346\234\200\351\225\277\351\207\215\345\244\215\345\255\220\346\225\260\347\273\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 718. 最长重复子数组
 
@@ -301,7 +298,7 @@ const findLength = (nums1, nums2) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0724.\345\257\273\346\211\276\346\225\260\347\273\204\347\232\204\344\270\255\345\277\203\347\264\242\345\274\225.md" "b/problems/0724.\345\257\273\346\211\276\346\225\260\347\273\204\347\232\204\344\270\255\345\277\203\347\264\242\345\274\225.md"
index d05d55b834..6f4d4eff7a 100644
--- "a/problems/0724.\345\257\273\346\211\276\346\225\260\347\273\204\347\232\204\344\270\255\345\277\203\347\264\242\345\274\225.md"
+++ "b/problems/0724.\345\257\273\346\211\276\346\225\260\347\273\204\347\232\204\344\270\255\345\277\203\347\264\242\345\274\225.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 724.寻找数组的中心下标
@@ -144,7 +141,7 @@ var pivotIndex = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0738.\345\215\225\350\260\203\351\200\222\345\242\236\347\232\204\346\225\260\345\255\227.md" "b/problems/0738.\345\215\225\350\260\203\351\200\222\345\242\236\347\232\204\346\225\260\345\255\227.md"
index 611755210b..f84736191f 100644
--- "a/problems/0738.\345\215\225\350\260\203\351\200\222\345\242\236\347\232\204\346\225\260\345\255\227.md"
+++ "b/problems/0738.\345\215\225\350\260\203\351\200\222\345\242\236\347\232\204\346\225\260\345\255\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 738.单调递增的数字
@@ -232,7 +229,7 @@ var monotoneIncreasingDigits = function(n) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0739.\346\257\217\346\227\245\346\270\251\345\272\246.md" "b/problems/0739.\346\257\217\346\227\245\346\270\251\345\272\246.md"
index 612b3c757c..affdf99ce2 100644
--- "a/problems/0739.\346\257\217\346\227\245\346\270\251\345\272\246.md"
+++ "b/problems/0739.\346\257\217\346\227\245\346\270\251\345\272\246.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 739. 每日温度
@@ -310,7 +307,7 @@ var dailyTemperatures = function(temperatures) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0746.\344\275\277\347\224\250\346\234\200\345\260\217\350\212\261\350\264\271\347\210\254\346\245\274\346\242\257.md" "b/problems/0746.\344\275\277\347\224\250\346\234\200\345\260\217\350\212\261\350\264\271\347\210\254\346\245\274\346\242\257.md"
index 96bfbb7c66..2fb2a50d60 100644
--- "a/problems/0746.\344\275\277\347\224\250\346\234\200\345\260\217\350\212\261\350\264\271\347\210\254\346\245\274\346\242\257.md"
+++ "b/problems/0746.\344\275\277\347\224\250\346\234\200\345\260\217\350\212\261\350\264\271\347\210\254\346\245\274\346\242\257.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 746. 使用最小花费爬楼梯
 
@@ -269,7 +266,7 @@ var minCostClimbingStairs = function(cost) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0763.\345\210\222\345\210\206\345\255\227\346\257\215\345\214\272\351\227\264.md" "b/problems/0763.\345\210\222\345\210\206\345\255\227\346\257\215\345\214\272\351\227\264.md"
index c64ff3c888..d108b8c00a 100644
--- "a/problems/0763.\345\210\222\345\210\206\345\255\227\346\257\215\345\214\272\351\227\264.md"
+++ "b/problems/0763.\345\210\222\345\210\206\345\255\227\346\257\215\345\214\272\351\227\264.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 763.划分字母区间
@@ -178,7 +175,7 @@ var partitionLabels = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0841.\351\222\245\345\214\231\345\222\214\346\210\277\351\227\264.md" "b/problems/0841.\351\222\245\345\214\231\345\222\214\346\210\277\351\227\264.md"
index 42e6337f2d..c20c411a48 100644
--- "a/problems/0841.\351\222\245\345\214\231\345\222\214\346\210\277\351\227\264.md"
+++ "b/problems/0841.\351\222\245\345\214\231\345\222\214\346\210\277\351\227\264.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -272,7 +269,7 @@ var canVisitAllRooms = function(rooms) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0844.\346\257\224\350\276\203\345\220\253\351\200\200\346\240\274\347\232\204\345\255\227\347\254\246\344\270\262.md" "b/problems/0844.\346\257\224\350\276\203\345\220\253\351\200\200\346\240\274\347\232\204\345\255\227\347\254\246\344\270\262.md"
index a60fca22bc..580155d3ee 100644
--- "a/problems/0844.\346\257\224\350\276\203\345\220\253\351\200\200\346\240\274\347\232\204\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/0844.\346\257\224\350\276\203\345\220\253\351\200\200\346\240\274\347\232\204\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 844.比较含退格的字符串
@@ -293,7 +290,7 @@ var backspaceCompare = function(s, t) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0860.\346\237\240\346\252\254\346\260\264\346\211\276\351\233\266.md" "b/problems/0860.\346\237\240\346\252\254\346\260\264\346\211\276\351\233\266.md"
index 2e6065b45a..1990331c7f 100644
--- "a/problems/0860.\346\237\240\346\252\254\346\260\264\346\211\276\351\233\266.md"
+++ "b/problems/0860.\346\237\240\346\252\254\346\260\264\346\211\276\351\233\266.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 860.柠檬水找零
@@ -257,7 +254,7 @@ var lemonadeChange = function(bills) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0922.\346\214\211\345\245\207\345\201\266\346\216\222\345\272\217\346\225\260\347\273\204II.md" "b/problems/0922.\346\214\211\345\245\207\345\201\266\346\216\222\345\272\217\346\225\260\347\273\204II.md"
index 4f60666f8f..4e10038a64 100644
--- "a/problems/0922.\346\214\211\345\245\207\345\201\266\346\216\222\345\272\217\346\225\260\347\273\204II.md"
+++ "b/problems/0922.\346\214\211\345\245\207\345\201\266\346\216\222\345\272\217\346\225\260\347\273\204II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -264,7 +261,7 @@ var sortArrayByParityII = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0925.\351\225\277\346\214\211\351\224\256\345\205\245.md" "b/problems/0925.\351\225\277\346\214\211\351\224\256\345\205\245.md"
index d40f619b6e..7e66a390b7 100644
--- "a/problems/0925.\351\225\277\346\214\211\351\224\256\345\205\245.md"
+++ "b/problems/0925.\351\225\277\346\214\211\351\224\256\345\205\245.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 925.长按键入
@@ -213,7 +210,7 @@ var isLongPressedName = function(name, typed) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0941.\346\234\211\346\225\210\347\232\204\345\261\261\350\204\211\346\225\260\347\273\204.md" "b/problems/0941.\346\234\211\346\225\210\347\232\204\345\261\261\350\204\211\346\225\260\347\273\204.md"
index 9416b3091c..0d87f2470a 100644
--- "a/problems/0941.\346\234\211\346\225\210\347\232\204\345\261\261\350\204\211\346\225\260\347\273\204.md"
+++ "b/problems/0941.\346\234\211\346\225\210\347\232\204\345\261\261\350\204\211\346\225\260\347\273\204.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 941.有效的山脉数组
@@ -170,7 +167,7 @@ var validMountainArray = function(arr) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0968.\347\233\221\346\216\247\344\272\214\345\217\211\346\240\221.md" "b/problems/0968.\347\233\221\346\216\247\344\272\214\345\217\211\346\240\221.md"
index 3d6981645e..902b0990aa 100644
--- "a/problems/0968.\347\233\221\346\216\247\344\272\214\345\217\211\346\240\221.md"
+++ "b/problems/0968.\347\233\221\346\216\247\344\272\214\345\217\211\346\240\221.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 968.监控二叉树
@@ -507,7 +504,7 @@ int minCameraCover(struct TreeNode* root){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/0977.\346\234\211\345\272\217\346\225\260\347\273\204\347\232\204\345\271\263\346\226\271.md" "b/problems/0977.\346\234\211\345\272\217\346\225\260\347\273\204\347\232\204\345\271\263\346\226\271.md"
index 883b2f16f5..f6dc846643 100644
--- "a/problems/0977.\346\234\211\345\272\217\346\225\260\347\273\204\347\232\204\345\271\263\346\226\271.md"
+++ "b/problems/0977.\346\234\211\345\272\217\346\225\260\347\273\204\347\232\204\345\271\263\346\226\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 > 双指针风骚起来，也是无敌
 
@@ -336,7 +333,7 @@ class Solution {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1002.\346\237\245\346\211\276\345\270\270\347\224\250\345\255\227\347\254\246.md" "b/problems/1002.\346\237\245\346\211\276\345\270\270\347\224\250\345\255\227\347\254\246.md"
index 5a8d1093a0..caea5a5a12 100644
--- "a/problems/1002.\346\237\245\346\211\276\345\270\270\347\224\250\345\255\227\347\254\246.md"
+++ "b/problems/1002.\346\237\245\346\211\276\345\270\270\347\224\250\345\255\227\347\254\246.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -385,7 +382,7 @@ char ** commonChars(char ** words, int wordsSize, int* returnSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1005.K\346\254\241\345\217\226\345\217\215\345\220\216\346\234\200\345\244\247\345\214\226\347\232\204\346\225\260\347\273\204\345\222\214.md" "b/problems/1005.K\346\254\241\345\217\226\345\217\215\345\220\216\346\234\200\345\244\247\345\214\226\347\232\204\346\225\260\347\273\204\345\222\214.md"
index 1b5386fd70..dd3fe9d86a 100644
--- "a/problems/1005.K\346\254\241\345\217\226\345\217\215\345\220\216\346\234\200\345\244\247\345\214\226\347\232\204\346\225\260\347\273\204\345\222\214.md"
+++ "b/problems/1005.K\346\254\241\345\217\226\345\217\215\345\220\216\346\234\200\345\244\247\345\214\226\347\232\204\346\225\260\347\273\204\345\222\214.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 1005.K次取反后最大化的数组和
@@ -214,7 +211,7 @@ var largestSumAfterKNegations = function(nums, k) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1035.\344\270\215\347\233\270\344\272\244\347\232\204\347\272\277.md" "b/problems/1035.\344\270\215\347\233\270\344\272\244\347\232\204\347\272\277.md"
index f4e8f70259..d5e8b0a91c 100644
--- "a/problems/1035.\344\270\215\347\233\270\344\272\244\347\232\204\347\272\277.md"
+++ "b/problems/1035.\344\270\215\347\233\270\344\272\244\347\232\204\347\272\277.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 1035.不相交的线
 
@@ -171,7 +168,7 @@ const maxUncrossedLines = (nums1, nums2) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1047.\345\210\240\351\231\244\345\255\227\347\254\246\344\270\262\344\270\255\347\232\204\346\211\200\346\234\211\347\233\270\351\202\273\351\207\215\345\244\215\351\241\271.md" "b/problems/1047.\345\210\240\351\231\244\345\255\227\347\254\246\344\270\262\344\270\255\347\232\204\346\211\200\346\234\211\347\233\270\351\202\273\351\207\215\345\244\215\351\241\271.md"
index f70f39f3d4..1a47072d9f 100644
--- "a/problems/1047.\345\210\240\351\231\244\345\255\227\347\254\246\344\270\262\344\270\255\347\232\204\346\211\200\346\234\211\347\233\270\351\202\273\351\207\215\345\244\215\351\241\271.md"
+++ "b/problems/1047.\345\210\240\351\231\244\345\255\227\347\254\246\344\270\262\344\270\255\347\232\204\346\211\200\346\234\211\347\233\270\351\202\273\351\207\215\345\244\215\351\241\271.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -272,7 +269,7 @@ var removeDuplicates = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1049.\346\234\200\345\220\216\344\270\200\345\235\227\347\237\263\345\244\264\347\232\204\351\207\215\351\207\217II.md" "b/problems/1049.\346\234\200\345\220\216\344\270\200\345\235\227\347\237\263\345\244\264\347\232\204\351\207\215\351\207\217II.md"
index 4ac804094c..a102fb1ee3 100644
--- "a/problems/1049.\346\234\200\345\220\216\344\270\200\345\235\227\347\237\263\345\244\264\347\232\204\351\207\215\351\207\217II.md"
+++ "b/problems/1049.\346\234\200\345\220\216\344\270\200\345\235\227\347\237\263\345\244\264\347\232\204\351\207\215\351\207\217II.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：最后一块石头的重量 II
 
 ## 1049. 最后一块石头的重量 II
@@ -243,7 +240,7 @@ var lastStoneWeightII = function (stones) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1143.\346\234\200\351\225\277\345\205\254\345\205\261\345\255\220\345\272\217\345\210\227.md" "b/problems/1143.\346\234\200\351\225\277\345\205\254\345\205\261\345\255\220\345\272\217\345\210\227.md"
index 55083d8905..6608a67a14 100644
--- "a/problems/1143.\346\234\200\351\225\277\345\205\254\345\205\261\345\255\220\345\272\217\345\210\227.md"
+++ "b/problems/1143.\346\234\200\351\225\277\345\205\254\345\205\261\345\255\220\345\272\217\345\210\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 1143.最长公共子序列 
 
@@ -218,7 +215,7 @@ const longestCommonSubsequence = (text1, text2) => {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1207.\347\213\254\344\270\200\346\227\240\344\272\214\347\232\204\345\207\272\347\216\260\346\254\241\346\225\260.md" "b/problems/1207.\347\213\254\344\270\200\346\227\240\344\272\214\347\232\204\345\207\272\347\216\260\346\254\241\346\225\260.md"
index 808ff9f849..0f0b65a981 100644
--- "a/problems/1207.\347\213\254\344\270\200\346\227\240\344\272\214\347\232\204\345\207\272\347\216\260\346\254\241\346\225\260.md"
+++ "b/problems/1207.\347\213\254\344\270\200\346\227\240\344\272\214\347\232\204\345\207\272\347\216\260\346\254\241\346\225\260.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 1207.独一无二的出现次数
 
@@ -153,7 +150,7 @@ var uniqueOccurrences = function(arr) {
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1221.\345\210\206\345\211\262\345\271\263\350\241\241\345\255\227\347\254\246\344\270\262.md" "b/problems/1221.\345\210\206\345\211\262\345\271\263\350\241\241\345\255\227\347\254\246\344\270\262.md"
index bc1f1fc478..d3e7f7fd0a 100644
--- "a/problems/1221.\345\210\206\345\211\262\345\271\263\350\241\241\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/1221.\345\210\206\345\211\262\345\271\263\350\241\241\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 1221. 分割平衡字符串 
 
@@ -133,7 +130,7 @@ var balancedStringSplit = function(s) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1356.\346\240\271\346\215\256\346\225\260\345\255\227\344\272\214\350\277\233\345\210\266\344\270\2131\347\232\204\346\225\260\347\233\256\346\216\222\345\272\217.md" "b/problems/1356.\346\240\271\346\215\256\346\225\260\345\255\227\344\272\214\350\277\233\345\210\266\344\270\2131\347\232\204\346\225\260\347\233\256\346\216\222\345\272\217.md"
index b8b0245d6a..cbe918c653 100644
--- "a/problems/1356.\346\240\271\346\215\256\346\225\260\345\255\227\344\272\214\350\277\233\345\210\266\344\270\2131\347\232\204\346\225\260\347\233\256\346\216\222\345\272\217.md"
+++ "b/problems/1356.\346\240\271\346\215\256\346\225\260\345\255\227\344\272\214\350\277\233\345\210\266\344\270\2131\347\232\204\346\225\260\347\233\256\346\216\222\345\272\217.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -193,7 +190,7 @@ var sortByBits = function(arr) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1365.\346\234\211\345\244\232\345\260\221\345\260\217\344\272\216\345\275\223\345\211\215\346\225\260\345\255\227\347\232\204\346\225\260\345\255\227.md" "b/problems/1365.\346\234\211\345\244\232\345\260\221\345\260\217\344\272\216\345\275\223\345\211\215\346\225\260\345\255\227\347\232\204\346\225\260\345\255\227.md"
index 9f28220922..a249d53c68 100644
--- "a/problems/1365.\346\234\211\345\244\232\345\260\221\345\260\217\344\272\216\345\275\223\345\211\215\346\225\260\345\255\227\347\232\204\346\225\260\345\255\227.md"
+++ "b/problems/1365.\346\234\211\345\244\232\345\260\221\345\260\217\344\272\216\345\275\223\345\211\215\346\225\260\345\255\227\347\232\204\346\225\260\345\255\227.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -194,7 +191,7 @@ var smallerNumbersThanCurrent = function(nums) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/1382.\345\260\206\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\345\217\230\345\271\263\350\241\241.md" "b/problems/1382.\345\260\206\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\345\217\230\345\271\263\350\241\241.md"
index b7c1bec4b7..87ff8b8a4a 100644
--- "a/problems/1382.\345\260\206\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\345\217\230\345\271\263\350\241\241.md"
+++ "b/problems/1382.\345\260\206\344\272\214\345\217\211\346\220\234\347\264\242\346\240\221\345\217\230\345\271\263\350\241\241.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 1382.将二叉搜索树变平衡
@@ -153,7 +150,7 @@ var balanceBST = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/O(n)\347\232\204\347\256\227\346\263\225\345\261\205\347\204\266\350\266\205\346\227\266\344\272\206\357\274\214\346\255\244\346\227\266\347\232\204n\347\251\266\347\253\237\346\230\257\345\244\232\345\244\247\357\274\237.md" "b/problems/O(n)\347\232\204\347\256\227\346\263\225\345\261\205\347\204\266\350\266\205\346\227\266\344\272\206\357\274\214\346\255\244\346\227\266\347\232\204n\347\251\266\347\253\237\346\230\257\345\244\232\345\244\247\357\274\237.md"
index f9aee37f87..098ac622ff 100644
--- "a/problems/O(n)\347\232\204\347\256\227\346\263\225\345\261\205\347\204\266\350\266\205\346\227\266\344\272\206\357\274\214\346\255\244\346\227\266\347\232\204n\347\251\266\347\253\237\346\230\257\345\244\232\345\244\247\357\274\237.md"
+++ "b/problems/O(n)\347\232\204\347\256\227\346\263\225\345\261\205\347\204\266\350\266\205\346\227\266\344\272\206\357\274\214\346\255\244\346\227\266\347\232\204n\347\251\266\347\253\237\346\230\257\345\244\232\345\244\247\357\274\237.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 程序提交之后为什么会超时？O(n)的算法会超时，n究竟是多大？
 
 
@@ -232,7 +229,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\270\272\344\272\206\347\273\235\346\235\200\347\274\226\350\276\221\350\267\235\347\246\273\357\274\214\345\215\241\345\260\224\345\201\232\344\272\206\344\270\211\346\255\245\351\223\272\345\236\253.md" "b/problems/\344\270\272\344\272\206\347\273\235\346\235\200\347\274\226\350\276\221\350\267\235\347\246\273\357\274\214\345\215\241\345\260\224\345\201\232\344\272\206\344\270\211\346\255\245\351\223\272\345\236\253.md"
index af2b66aec6..30dc8a1224 100644
--- "a/problems/\344\270\272\344\272\206\347\273\235\346\235\200\347\274\226\350\276\221\350\267\235\347\246\273\357\274\214\345\215\241\345\260\224\345\201\232\344\272\206\344\270\211\346\255\245\351\223\272\345\236\253.md"
+++ "b/problems/\344\270\272\344\272\206\347\273\235\346\235\200\347\274\226\350\276\221\350\267\235\347\246\273\357\274\214\345\215\241\345\260\224\345\201\232\344\272\206\344\270\211\346\255\245\351\223\272\345\236\253.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 动态规划之编辑距离总结篇
 
@@ -204,7 +201,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\344\270\255\351\200\222\345\275\222\345\270\246\347\235\200\345\233\236\346\272\257.md" "b/problems/\344\272\214\345\217\211\346\240\221\344\270\255\351\200\222\345\275\222\345\270\246\347\235\200\345\233\236\346\272\257.md"
index 0a386fe1af..1884e1ea91 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\344\270\255\351\200\222\345\275\222\345\270\246\347\235\200\345\233\236\346\272\257.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\344\270\255\351\200\222\345\275\222\345\270\246\347\235\200\345\233\236\346\272\257.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 二叉树：以为使用了递归，其实还隐藏着回溯
@@ -520,7 +517,7 @@ var binaryTreePaths = function(root) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\346\200\273\347\273\223\347\257\207.md" "b/problems/\344\272\214\345\217\211\346\240\221\346\200\273\347\273\223\347\257\207.md"
index 322670e037..eae15c91ad 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 二叉树：总结篇！（需要掌握的二叉树技能都在这里了）
 
@@ -154,7 +151,6 @@
 
 ![](https://code-thinking-1253855093.file.myqcloud.com/pics/20211030125421.png)
 
-这个图是 [代码随想录知识星球](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ) 成员：[青](https://wx.zsxq.com/dweb2/index/footprint/185251215558842)，所画，总结的非常好，分享给大家。
 
 **最后，二叉树系列就这么完美结束了，估计这应该是最长的系列了，感谢大家33天的坚持与陪伴，接下来我们又要开始新的系列了「回溯算法」！**
 
@@ -178,7 +174,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\344\272\214\345\217\211\346\240\221\347\220\206\350\256\272\345\237\272\347\241\200.md"
index b473861de3..35b0245f84 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 二叉树理论基础篇
 
@@ -231,7 +228,7 @@ function TreeNode(val, left, right) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\347\273\237\344\270\200\350\277\255\344\273\243\346\263\225.md" "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\347\273\237\344\270\200\350\277\255\344\273\243\346\263\225.md"
index 19962cba06..1aafa7ea54 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\347\273\237\344\270\200\350\277\255\344\273\243\346\263\225.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\347\273\237\344\270\200\350\277\255\344\273\243\346\263\225.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -527,7 +524,7 @@ var postorderTraversal = function(root, res = []) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\350\277\255\344\273\243\351\201\215\345\216\206.md" "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\350\277\255\344\273\243\351\201\215\345\216\206.md"
index 7aff05413e..fba0b238bd 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\350\277\255\344\273\243\351\201\215\345\216\206.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\350\277\255\344\273\243\351\201\215\345\216\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 二叉树的迭代遍历
@@ -458,7 +455,7 @@ var postorderTraversal = function(root, res = []) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\351\200\222\345\275\222\351\201\215\345\216\206.md" "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\351\200\222\345\275\222\351\201\215\345\216\206.md"
index 209cbcb7fa..8856a477d2 100644
--- "a/problems/\344\272\214\345\217\211\346\240\221\347\232\204\351\200\222\345\275\222\351\201\215\345\216\206.md"
+++ "b/problems/\344\272\214\345\217\211\346\240\221\347\232\204\351\200\222\345\275\222\351\201\215\345\216\206.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -412,7 +409,7 @@ int* postorderTraversal(struct TreeNode* root, int* returnSize){
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\205\263\344\272\216\346\227\266\351\227\264\345\244\215\346\235\202\345\272\246\357\274\214\344\275\240\344\270\215\347\237\245\351\201\223\347\232\204\351\203\275\345\234\250\350\277\231\351\207\214\357\274\201.md" "b/problems/\345\205\263\344\272\216\346\227\266\351\227\264\345\244\215\346\235\202\345\272\246\357\274\214\344\275\240\344\270\215\347\237\245\351\201\223\347\232\204\351\203\275\345\234\250\350\277\231\351\207\214\357\274\201.md"
index 105c2b24fb..6052fbe73d 100644
--- "a/problems/\345\205\263\344\272\216\346\227\266\351\227\264\345\244\215\346\235\202\345\272\246\357\274\214\344\275\240\344\270\215\347\237\245\351\201\223\347\232\204\351\203\275\345\234\250\350\277\231\351\207\214\357\274\201.md"
+++ "b/problems/\345\205\263\344\272\216\346\227\266\351\227\264\345\244\215\346\235\202\345\272\246\357\274\214\344\275\240\344\270\215\347\237\245\351\201\223\347\232\204\351\203\275\345\234\250\350\277\231\351\207\214\357\274\201.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 相信每一位录友都接触过时间复杂度，「代码随想录」已经也讲了一百多道经典题目了，是时候对时间复杂度来一个深度的剖析了，很早之前就写过一篇，当时文章还没有人看，Carl感觉有价值的东西值得让更多的人看到，哈哈。
 
@@ -174,7 +171,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\211\221\346\214\207Offer05.\346\233\277\346\215\242\347\251\272\346\240\274.md" "b/problems/\345\211\221\346\214\207Offer05.\346\233\277\346\215\242\347\251\272\346\240\274.md"
index 22789450ff..a20cd01ae0 100644
--- "a/problems/\345\211\221\346\214\207Offer05.\346\233\277\346\215\242\347\251\272\346\240\274.md"
+++ "b/problems/\345\211\221\346\214\207Offer05.\346\233\277\346\215\242\347\251\272\346\240\274.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 题目：剑指Offer 05.替换空格
@@ -345,7 +342,7 @@ func replaceSpace(_ s: String) -> String {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\211\221\346\214\207Offer58-II.\345\267\246\346\227\213\350\275\254\345\255\227\347\254\246\344\270\262.md" "b/problems/\345\211\221\346\214\207Offer58-II.\345\267\246\346\227\213\350\275\254\345\255\227\347\254\246\344\270\262.md"
index 60f7115d47..a70ecd4c6b 100644
--- "a/problems/\345\211\221\346\214\207Offer58-II.\345\267\246\346\227\213\350\275\254\345\255\227\347\254\246\344\270\262.md"
+++ "b/problems/\345\211\221\346\214\207Offer58-II.\345\267\246\346\227\213\350\275\254\345\255\227\347\254\246\344\270\262.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 反转个字符串还有这么多用处？
@@ -243,7 +240,7 @@ func reverseString(_ s: inout [Character], startIndex: Int, endIndex: Int)  {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222-\350\202\241\347\245\250\351\227\256\351\242\230\346\200\273\347\273\223\347\257\207.md" "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222-\350\202\241\347\245\250\351\227\256\351\242\230\346\200\273\347\273\223\347\257\207.md"
index 899b9f6e61..6ea4a78e0b 100644
--- "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222-\350\202\241\347\245\250\351\227\256\351\242\230\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222-\350\202\241\347\245\250\351\227\256\351\242\230\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 之前我们已经把力扣上股票系列的题目都讲过的，但没有来一篇股票总结，来帮大家高屋建瓴，所以总结篇这就来了！
 
@@ -483,7 +480,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222\346\200\273\347\273\223\347\257\207.md" "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222\346\200\273\347\273\223\347\257\207.md"
index 1f62b9df3f..fc9231ada6 100644
--- "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -134,7 +131,7 @@
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222\347\220\206\350\256\272\345\237\272\347\241\200.md"
index 728f0d7edb..270357ea3a 100644
--- "a/problems/\345\212\250\346\200\201\350\247\204\345\210\222\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\345\212\250\346\200\201\350\247\204\345\210\222\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 动态规划理论基础 
 
@@ -129,7 +126,7 @@
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\217\214\346\214\207\351\222\210\346\200\273\347\273\223.md" "b/problems/\345\217\214\346\214\207\351\222\210\346\200\273\347\273\223.md"
index bea1359cfd..f4a01c1ec0 100644
--- "a/problems/\345\217\214\346\214\207\351\222\210\346\200\273\347\273\223.md"
+++ "b/problems/\345\217\214\346\214\207\351\222\210\346\200\273\347\273\223.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 > 又是一波总结
 
@@ -97,7 +94,7 @@ for (int i = 0; i < array.size(); i++) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\223\210\345\270\214\350\241\250\346\200\273\347\273\223.md" "b/problems/\345\223\210\345\270\214\350\241\250\346\200\273\347\273\223.md"
index 99a60585e9..ad329c8b30 100644
--- "a/problems/\345\223\210\345\270\214\350\241\250\346\200\273\347\273\223.md"
+++ "b/problems/\345\223\210\345\270\214\350\241\250\346\200\273\347\273\223.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 > 哈希表总结篇如约而至 
@@ -128,7 +125,7 @@ std::unordered_map 底层实现为哈希，std::map 和std::multimap 的底层
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\223\210\345\270\214\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\345\223\210\345\270\214\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
index 05fb2a3246..5339d2868c 100644
--- "a/problems/\345\223\210\345\270\214\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\345\223\210\345\270\214\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -130,7 +127,7 @@ std::unordered_map 底层实现为哈希表，std::map 和std::multimap 的底
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\233\236\346\272\257\346\200\273\347\273\223.md" "b/problems/\345\233\236\346\272\257\346\200\273\347\273\223.md"
index b12b88e14a..3536562442 100644
--- "a/problems/\345\233\236\346\272\257\346\200\273\347\273\223.md"
+++ "b/problems/\345\233\236\346\272\257\346\200\273\347\273\223.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 > 20张树形结构图、14道精选回溯题目，21篇回溯法精讲文章，由浅入深，一气呵成，这是全网最强回溯算法总结！
 
@@ -434,7 +431,6 @@ N皇后问题分析：
 
 ![](https://code-thinking-1253855093.file.myqcloud.com/pics/20211030124742.png)
 
-这个图是 [代码随想录知识星球](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ) 成员：[莫非毛](https://wx.zsxq.com/dweb2/index/footprint/828844212542)，所画，总结的非常好，分享给大家。
 
 **回溯算法系列正式结束，新的系列终将开始，录友们准备开启新的征程！**
 
@@ -455,7 +451,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\233\236\346\272\257\347\256\227\346\263\225\345\216\273\351\207\215\351\227\256\351\242\230\347\232\204\345\217\246\344\270\200\347\247\215\345\206\231\346\263\225.md" "b/problems/\345\233\236\346\272\257\347\256\227\346\263\225\345\216\273\351\207\215\351\227\256\351\242\230\347\232\204\345\217\246\344\270\200\347\247\215\345\206\231\346\263\225.md"
index 8f5744b55f..cc06d1cab1 100644
--- "a/problems/\345\233\236\346\272\257\347\256\227\346\263\225\345\216\273\351\207\215\351\227\256\351\242\230\347\232\204\345\217\246\344\270\200\347\247\215\345\206\231\346\263\225.md"
+++ "b/problems/\345\233\236\346\272\257\347\256\227\346\263\225\345\216\273\351\207\215\351\227\256\351\242\230\347\232\204\345\217\246\344\270\200\347\247\215\345\206\231\346\263\225.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 回溯算法去重问题的另一种写法
 
@@ -374,7 +371,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\233\236\346\272\257\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\345\233\236\346\272\257\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
index c11200a287..44629cd58a 100644
--- "a/problems/\345\233\236\346\272\257\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\345\233\236\346\272\257\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 回溯算法理论基础 
 
@@ -172,7 +169,7 @@ void backtracking(参数) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\345\255\227\347\254\246\344\270\262\346\200\273\347\273\223.md" "b/problems/\345\255\227\347\254\246\344\270\262\346\200\273\347\273\223.md"
index 5ac415a988..4a61d6ea2a 100644
--- "a/problems/\345\255\227\347\254\246\344\270\262\346\200\273\347\273\223.md"
+++ "b/problems/\345\255\227\347\254\246\344\270\262\346\200\273\347\273\223.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 字符串：总结篇
@@ -127,7 +124,7 @@ KMP算法是字符串查找最重要的算法，但彻底理解KMP并不容易
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\346\225\260\347\273\204\346\200\273\347\273\223\347\257\207.md" "b/problems/\346\225\260\347\273\204\346\200\273\347\273\223\347\257\207.md"
index 42e3323a07..d1aea1fd53 100644
--- "a/problems/\346\225\260\347\273\204\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\346\225\260\347\273\204\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -146,7 +143,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\346\225\260\347\273\204\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\346\225\260\347\273\204\347\220\206\350\256\272\345\237\272\347\241\200.md"
index 15fbe9e487..66527ef03f 100644
--- "a/problems/\346\225\260\347\273\204\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\346\225\260\347\273\204\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -121,7 +118,7 @@ public static void test_arr() {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\346\240\210\344\270\216\351\230\237\345\210\227\346\200\273\347\273\223.md" "b/problems/\346\240\210\344\270\216\351\230\237\345\210\227\346\200\273\347\273\223.md"
index b745ea1988..7fa63bc595 100644
--- "a/problems/\346\240\210\344\270\216\351\230\237\345\210\227\346\200\273\347\273\223.md"
+++ "b/problems/\346\240\210\344\270\216\351\230\237\345\210\227\346\200\273\347\273\223.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 栈与队列的理论基础
@@ -178,7 +175,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\346\240\210\344\270\216\351\230\237\345\210\227\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\346\240\210\344\270\216\351\230\237\345\210\227\347\220\206\350\256\272\345\237\272\347\241\200.md"
index 3889b7bad0..0721119dbb 100644
--- "a/problems/\346\240\210\344\270\216\351\230\237\345\210\227\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\346\240\210\344\270\216\351\230\237\345\210\227\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 > 来看看栈和队列不为人知的一面
 
@@ -91,7 +88,7 @@ std::queue<int, std::list<int>> third; // 定义以list为底层容器的队列
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227\357\274\210vector\345\216\237\347\220\206\350\256\262\350\247\243\357\274\211.md" "b/problems/\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227\357\274\210vector\345\216\237\347\220\206\350\256\262\350\247\243\357\274\211.md"
index 6d11fcbe9e..3425259197 100644
--- "a/problems/\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227\357\274\210vector\345\216\237\347\220\206\350\256\262\350\247\243\357\274\211.md"
+++ "b/problems/\346\240\271\346\215\256\350\272\253\351\253\230\351\207\215\345\273\272\351\230\237\345\210\227\357\274\210vector\345\216\237\347\220\206\350\256\262\350\247\243\357\274\211.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 贪心算法：根据身高重建队列（续集）
 
 在讲解[贪心算法：根据身高重建队列](https://programmercarl.com/0406.根据身高重建队列.html)中，我们提到了使用vector（C++中的动态数组）来进行insert操作是费时的。
@@ -177,7 +174,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\347\256\227\346\263\225\346\250\241\346\235\277.md" "b/problems/\347\256\227\346\263\225\346\250\241\346\235\277.md"
index 9fa4f1a84a..2a310c0bc3 100644
--- "a/problems/\347\256\227\346\263\225\346\250\241\346\235\277.md"
+++ "b/problems/\347\256\227\346\263\225\346\250\241\346\235\277.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 ## 二分查找法 
 
@@ -550,7 +547,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\203\214\345\214\205\346\200\273\347\273\223\347\257\207.md" "b/problems/\350\203\214\345\214\205\346\200\273\347\273\223\347\257\207.md"
index 784f8441e0..e49b1991aa 100644
--- "a/problems/\350\203\214\345\214\205\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\350\203\214\345\214\205\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 听说背包问题很难？ 这篇总结篇来拯救你了
 
 年前我们已经把背包问题都讲完了，那么现在我们要对背包问题进行总结一番。
@@ -98,7 +95,7 @@
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-1.md" "b/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-1.md"
index a10f92a13a..e353e58190 100644
--- "a/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-1.md"
+++ "b/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-1.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：关于01背包问题，你该了解这些！
 
 这周我们正式开始讲解背包问题！
@@ -428,7 +425,7 @@ test();
 ```
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-2.md" "b/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-2.md"
index 9bdbe8bc23..c7dab994c7 100644
--- "a/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-2.md"
+++ "b/problems/\350\203\214\345\214\205\347\220\206\350\256\272\345\237\272\347\241\20001\350\203\214\345\214\205-2.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 # 动态规划：关于01背包问题，你该了解这些！（滚动数组）
 
@@ -320,7 +317,7 @@ test();
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\244\232\351\207\215\350\203\214\345\214\205.md" "b/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\244\232\351\207\215\350\203\214\345\214\205.md"
index e5eb222d0e..85d4200bf9 100644
--- "a/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\244\232\351\207\215\350\203\214\345\214\205.md"
+++ "b/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\244\232\351\207\215\350\203\214\345\214\205.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 动态规划：关于多重背包，你该了解这些！
@@ -206,7 +203,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\256\214\345\205\250\350\203\214\345\214\205.md" "b/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\256\214\345\205\250\350\203\214\345\214\205.md"
index 3420f822b1..f006c49f9c 100644
--- "a/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\256\214\345\205\250\350\203\214\345\214\205.md"
+++ "b/problems/\350\203\214\345\214\205\351\227\256\351\242\230\347\220\206\350\256\272\345\237\272\347\241\200\345\256\214\345\205\250\350\203\214\345\214\205.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 # 动态规划：关于完全背包，你该了解这些！
 
 ## 完全背包
@@ -346,7 +343,7 @@ function test_completePack2() {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\264\252\345\277\203\347\256\227\346\263\225\346\200\273\347\273\223\347\257\207.md" "b/problems/\350\264\252\345\277\203\347\256\227\346\263\225\346\200\273\347\273\223\347\257\207.md"
index 9d506f758a..1a7b91a63b 100644
--- "a/problems/\350\264\252\345\277\203\347\256\227\346\263\225\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\350\264\252\345\277\203\347\256\227\346\263\225\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 我刚刚开始讲解贪心系列的时候就说了，贪心系列并不打算严格的从简单到困难这么个顺序来讲解。
 
@@ -131,7 +128,6 @@ Carl个人认为：如果找出局部最优并可以推出全局最优，就是
 
 ![](https://code-thinking-1253855093.file.myqcloud.com/pics/20211110121605.png) 
 
-这个图是 [代码随想录知识星球](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ) 成员：[青](https://wx.zsxq.com/dweb2/index/footprint/185251215558842)所画，总结的非常好，分享给大家。
 
 
 很多没有接触过贪心的同学都会感觉贪心有啥可学的，但只要跟着「代码随想录」坚持下来之后，就会发现，贪心是一种很重要的算法思维而且并不简单，贪心往往妙的出其不意，触不及防！
@@ -163,7 +159,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\350\264\252\345\277\203\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\350\264\252\345\277\203\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
index f851d66b28..98e9fa2cae 100644
--- "a/problems/\350\264\252\345\277\203\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\350\264\252\345\277\203\347\256\227\346\263\225\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 关于贪心算法，你该了解这些！
@@ -91,7 +88,7 @@
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\351\223\276\350\241\250\346\200\273\347\273\223\347\257\207.md" "b/problems/\351\223\276\350\241\250\346\200\273\347\273\223\347\257\207.md"
index c0bc197bbe..33ce31d5dd 100644
--- "a/problems/\351\223\276\350\241\250\346\200\273\347\273\223\347\257\207.md"
+++ "b/problems/\351\223\276\350\241\250\346\200\273\347\273\223\347\257\207.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 
@@ -95,7 +92,7 @@
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\351\223\276\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md" "b/problems/\351\223\276\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
index 0eb61add19..fc0f3c36ba 100644
--- "a/problems/\351\223\276\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
+++ "b/problems/\351\223\276\350\241\250\347\220\206\350\256\272\345\237\272\347\241\200.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 # 关于链表，你该了解这些！
@@ -156,7 +153,7 @@ Go：
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>
diff --git "a/problems/\351\235\242\350\257\225\351\242\23002.07.\351\223\276\350\241\250\347\233\270\344\272\244.md" "b/problems/\351\235\242\350\257\225\351\242\23002.07.\351\223\276\350\241\250\347\233\270\344\272\244.md"
index c5b8ed6fa4..8d53bda62f 100644
--- "a/problems/\351\235\242\350\257\225\351\242\23002.07.\351\223\276\350\241\250\347\233\270\344\272\244.md"
+++ "b/problems/\351\235\242\350\257\225\351\242\23002.07.\351\223\276\350\241\250\347\233\270\344\272\244.md"
@@ -1,10 +1,7 @@
 <p align="center">
-  <a href="https://mp.weixin.qq.com/s/RsdcQ9umo09R6cfnwXZlrQ"><img src="https://img.shields.io/badge/PDF下载-代码随想录-blueviolet" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw"><img src="https://img.shields.io/badge/刷题-微信群-green" alt=""></a>
-  <a href="https://space.bilibili.com/525438321"><img src="https://img.shields.io/badge/B站-代码随想录-orange" alt=""></a>
-  <a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ"><img src="https://img.shields.io/badge/知识星球-代码随想录-blue" alt=""></a>
-</p>
-<p align="center"><strong>欢迎大家<a href="https://mp.weixin.qq.com/s/tqCxrMEU-ajQumL1i8im9A">参与本项目</a>，贡献其他语言版本的代码，拥抱开源，让更多学习算法的小伙伴们收益！</strong></p>
+<a href="https://www.aliyun.com/minisite/goods?taskPkg=1111ydsrwb&pkgSid=1959&recordId=962642&userCode=roof0wob" target="_blank">
+    <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20211111014019.png" width="1000"/>
+</a>
 
 
 ## 面试题 02.07. 链表相交
@@ -255,7 +252,7 @@ var getIntersectionNode = function(headA, headB) {
 
 
 -----------------------
-* 作者微信：[程序员Carl](https://mp.weixin.qq.com/s/b66DFkOp8OOxdZC_xLZxfw)
-* B站视频：[代码随想录](https://space.bilibili.com/525438321)
-* 知识星球：[代码随想录](https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ)
-<div align="center"><img src=https://code-thinking.cdn.bcebos.com/pics/01二维码一.jpg width=500> </img></div>
+<p align="center">
+<a href="https://mp.weixin.qq.com/s/QVF6upVMSbgvZy8lHZS3CQ" target="_blank">
+  <img src="https://code-thinking-1253855093.file.myqcloud.com/pics/20210924105952.png" width="1000"/>
+</a>