fix the typo and markdown formation

scripts/README.md

@@ -30,19 +30,21 @@ Step 7 : You can commit the changes by running the following command line...
 `comments.sh` - it's used to generate author and problem description comments 
 
 > **Notes**: 
-> - The  `comments.sh`  is compatible for both Linux and Mac platfrom.
+> - The  `comments.sh`  is compatible for both Linux and Mac platform.
 > - The  `comments.sh`  needs [jq](https://stedolan.github.io/jq/) to grab & parse the json contents. 
 > - The  `comments.sh`  currently can automatically detect the problem's type, if the problem is `algorithm` type, it's going to create `.cpp` file, if the problem is `shell` type, the `.sh` file will be created.
 
-1) Create a file named largestNumber.cpp, and add Copyright & Problem description
-```sh
-./comments.sh https://leetcode.com/problems/largest-number/
-```
+1. Create a file named largestNumber.cpp, and add Copyright & Problem description
 
-2) Add Copyright & Problem description into existed file
-```sh
-./comments.sh https://leetcode.com/problems/largest-number/ largestNumber.cpp
-```
+    ```sh
+    ./comments.sh https://leetcode.com/problems/largest-number/
+    ```
+
+2. Add Copyright & Problem description into existed file
+
+    ```sh
+    ./comments.sh https://leetcode.com/problems/largest-number/ largestNumber.cpp
+    ```
 
 The comments would be generated by above examples as below: