save project

diy.py

 #rint(r"c:\Users\Windows\Documents\lesson13-1\sales_list.txt")
+final_sum = []
 with open(r"c:\Users\Windows\Documents\lesson13-1\sales_list.txt",'r',encoding="utf-8") as file:
     a = file.readlines()
     for i in a :
@@ -8,5 +9,8 @@ with open(r"c:\Users\Windows\Documents\lesson13-1\sales_list.txt",'r',encoding="
         sum=0
         for sales in data[1:]:
             sum=sum+int(sales)
-        result = data[0]+str(sum)
-        print(result)
\ No newline at end of file
+        result = data[0]+str(sum)+'\n'
+        final_sum.append(result)
+        
+with open(r"c:\Users\Windows\Documents\lesson13-1\sales_list2.txt",'a',encoding="utf-8") as file:
+    file.writelines(final_sum)
\ No newline at end of file

sales_list2.txt

+悟空348
+诺依380
+小贝182
+李丽201
+宋扬107
+王明245
+李强164
+孙小白222
+苏琪137
+刘若若147
+刘阳226
+王胜男123
+王娇131