save project

diy.py

 with open (r'c:\Users\Administrator\Documents\lesson13-3\sales_list.txt','r',encoding='utf-8')as file2: 
 with open (r'c:\Users\Administrator\Documents\lesson13-3\sales_list.txt','r',encoding='utf-8')as file2: 
     a=file2.readlines()
     a=file2.readlines()
 for i in a:
 for i in a:
+    book=[]
     data=i.split()
     data=i.split()
     sum=0
     sum=0
-    for b in data[i:]:
+    for b in data[1:]:
         sum+=int(b)
         sum+=int(b)
         yyy=data[0]+str(sum)
         yyy=data[0]+str(sum)
-    print(yyy)
+        book.append(yyy)
\ No newline at end of file
+with open (r'c:\Users\Administrator\Documents\lesson13-3\sales_list.txt','a',encoding='utf-8')as file2:
+    file2.writelines(book)   
\ No newline at end of file

sales_list.txt

@@ -10,4 +10,4 @@
 刘若若 11 11 13 11 20 15 13 29 24 
 刘若若 11 11 13 11 20 15 13 29 24 
 刘阳 11 15 22 11 23 26 22 15 17 52 12
 刘阳 11 15 22 11 23 26 22 15 17 52 12
 王胜男 27 15 15 26 13 12 15
 王胜男 27 15 15 26 13 12 15
-王娇 12 11 12 12 15 35 23 11
+王娇 12 11 12 12 15 35 23 11王娇12王娇23王娇35王娇47王娇62王娇97王娇120王娇131
\ No newline at end of file