save project

diy.py

 with open(r'c:\Users\win8\Documents\lesson13-1\sales_list.txt','w',encoding='utf-8')as file:
 with open(r'c:\Users\win8\Documents\lesson13-1\sales_list.txt','w',encoding='utf-8')as file:
     a=file.readlines()
     a=file.readlines()
     #print(a)
     #print(a)
-    for i in data:
-        
-        
+    for i in a:
+        data=i.split()
+        sum=0
+        for t in data[1:]:
+            sum+=int(t)
+            s=data[0]+str(sum)
+            print(s)
+            
+
         
         
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