save project

diy.py

 with open(r'c:\Users\win10\Documents\lesson13-3\sales_list.txt','r',encoding='utf-8') as f:
 with open(r'c:\Users\win10\Documents\lesson13-3\sales_list.txt','r',encoding='utf-8') as f:
     a=f.readlines()
     a=f.readlines()
+final_sum=[]
 for i in a:
 for i in a:
     data=i.split()
     data=i.split()
     # print(data[0])
     # print(data[0])
     # print(data[1:])
     # print(data[1:])
+    sum = 0
     for sales in data[1:]:
     for sales in data[1:]:
-        sum = 0
         sum=sum+int(sales)
         sum=sum+int(sales)
-        result=data[0]+str(sum)
-    print(result)
+        result=data[0]+str(sum)+'\n'
+        final_sum.append(result)
\ No newline at end of file
+with open(r'c:\Users\win10\Documents\lesson13-3\sales_list.txt','r',encoding='utf-8') as file:
+    file.writelines(final_sum)
\ No newline at end of file