diff --git "a/HW1_\347\216\213\344\272\255\345\240\205.py" "b/HW1_\347\216\213\344\272\255\345\240\205.py"
new file mode 100644
index 0000000..af38efc
--- /dev/null
+++ "b/HW1_\347\216\213\344\272\255\345\240\205.py"
@@ -0,0 +1,75 @@
+#開啟、讀取文件檔
+article = open('2022summer-git-python_basics/HW1/HW1.txt','r',encoding='utf-8')
+content = article.read()
+#print(content)
+article.close()
+
+#計算句子個數
+sentence_list = content.split('.')
+del sentence_list[len(sentence_list)-1]#最後一個元素會是''，需刪除
+sentence_num = len(sentence_list)
+
+#建立句子長度統計器
+def counter(sentence_list, characters = None, trim = False): 
+    a=0 
+    b=0
+    c=0
+    d=0
+    e=0
+    f=0
+    num_stc_with_characters = 0
+    detector = False
+    
+    for stc in sentence_list:
+        len_stc = len(stc)+1
+        
+        if trim:
+            # characters = list(characters)
+            for x in characters:
+                if x in stc:
+                    stc = stc.replace(x,'')
+                    detector = True      
+            len_stc = len(stc)+1
+            if detector:
+                num_stc_with_characters += 1
+                detector = False
+                                     
+        if len_stc <= 40:
+            a+=1
+        elif len_stc <= 50:
+            b+=1
+        elif len_stc <= 60:
+            c+=1
+        elif len_stc <= 70:
+            d+=1
+        elif len_stc <= 80:
+            e+=1
+        else:
+            f+=1
+        
+    if not trim:
+        return a, b, c, d, e, f
+    return a, b, c, d, e, f, num_stc_with_characters
+
+#計算句子長度
+#修除亂碼前
+a, b, c, d, e, f = counter(sentence_list)
+print(a+b+c+d+e+f == sentence_num)
+
+#修除亂碼後
+characters = '!?+-'
+g, h, i, j, k, l, num = counter(sentence_list, characters, trim = True)
+print(g+h+i+j+k+l == sentence_num)
+
+
+#將結果輸出成文件檔
+HW1 = open('2022summer-git-python_basics/HW1_王亭堅.txt','w')
+HW1.write(f'There are {sentence_num} sentences in HW1.txt. {num} of them include !?+-.\n')
+HW1.write('length before trim after trim\n')
+HW1.write(f'  <=40 {a:11d}{g:11d}\n')
+HW1.write(f'  <=50 {b:11d}{h:11d}\n')
+HW1.write(f'  <=60 {c:11d}{i:11d}\n')
+HW1.write(f'  <=70 {d:11d}{j:11d}\n')
+HW1.write(f'  <=80 {e:11d}{k:11d}\n')
+HW1.write(f'   >80 {f:11d}{l:11d}\n')
+HW1.close()
\ No newline at end of file
diff --git "a/HW1_\347\216\213\344\272\255\345\240\205.txt" "b/HW1_\347\216\213\344\272\255\345\240\205.txt"
new file mode 100644
index 0000000..92f083f
--- /dev/null
+++ "b/HW1_\347\216\213\344\272\255\345\240\205.txt"
@@ -0,0 +1,8 @@
+There are 539 sentences in HW1.txt. 170 of them include !?+-.
+length before trim after trim
+  <=40          27         37
+  <=50         161        196
+  <=60         156        138
+  <=70         121        115
+  <=80          61         50
+   >80          13          3
diff --git "a/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.py" "b/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.py"
new file mode 100644
index 0000000..c2327b8
--- /dev/null
+++ "b/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.py"
@@ -0,0 +1,77 @@
+#開啟、讀取文件檔
+article = open('2022summer-git-python_basics/HW1/HW1.txt','r')
+content = article.read()
+#print(content)
+article.close()
+
+#計算句子個數
+sentence_list = content.split('.')
+del sentence_list[len(sentence_list)-1]#最後一個元素會是''，需刪除
+sentence_num = len(sentence_list)
+
+#建立句子長度統計器
+def counter(sentence_list, characters = None, trim = False): 
+    a=0 
+    b=0
+    c=0
+    d=0
+    e=0
+    f=0
+    num_stc_with_characters = 0
+    detector = False
+    
+    for stc in sentence_list:
+        
+        if trim:
+            for x in characters:
+                if x in stc:
+                    stc = stc.replace(x,'')
+                    detector = True
+            if detector:
+                num_stc_with_characters += 1
+                detector = False
+        
+        if stc == sentence_list[0]:
+            len_stc = len(stc)+1#第一句，補上拆分時去掉的句點
+        else:
+            len_stc = len(stc)-1#其他句，補上拆分時去掉的句點，然後消除換行符號'\n'佔據的長度
+
+        if len_stc <= 40:
+            a+=1
+        elif len_stc <= 50:
+            b+=1
+        elif len_stc <= 60:
+            c+=1
+        elif len_stc <= 70:
+            d+=1
+        elif len_stc <= 80:
+            e+=1
+        else:
+            f+=1
+        
+    if not trim:
+        return a, b, c, d, e, f
+    return a, b, c, d, e, f, num_stc_with_characters
+
+#計算句子長度
+#修除亂碼前
+a, b, c, d, e, f = counter(sentence_list)
+print(a+b+c+d+e+f == sentence_num)
+
+#修除亂碼後
+characters = '!?+-'
+g, h, i, j, k, l, num = counter(sentence_list, characters, trim = True)
+print(g+h+i+j+k+l == sentence_num)
+
+
+#將結果輸出成文件檔
+HW1 = open('2022summer-git-python_basics/HW1_王亭堅/HW1_王亭堅.txt','w')
+HW1.write(f'There are {sentence_num} sentences in HW1.txt. {num} of them include !?+-.\n')
+HW1.write('length before trim after trim\n')
+HW1.write(f'  <=40 {a:11d}{g:11d}\n')
+HW1.write(f'  <=50 {b:11d}{h:11d}\n')
+HW1.write(f'  <=60 {c:11d}{i:11d}\n')
+HW1.write(f'  <=70 {d:11d}{j:11d}\n')
+HW1.write(f'  <=80 {e:11d}{k:11d}\n')
+HW1.write(f'   >80 {f:11d}{l:11d}\n')
+HW1.close()
\ No newline at end of file
diff --git "a/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.txt" "b/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.txt"
new file mode 100644
index 0000000..b07ddfc
--- /dev/null
+++ "b/HW1_\347\216\213\344\272\255\345\240\205/HW1_\347\216\213\344\272\255\345\240\205.txt"
@@ -0,0 +1,8 @@
+There are 539 sentences in HW1.txt. 170 of them include !?+-.
+length before trim after trim
+  <=40          47         61
+  <=50         173        194
+  <=60         152        142
+  <=70         111        108
+  <=80          48         33
+   >80           8          1
diff --git a/name.txt b/name.txt
new file mode 100644
index 0000000..5989bbc
--- /dev/null
+++ b/name.txt
@@ -0,0 +1 @@
+i am Ting-Jian.
\ No newline at end of file