save project

diy.py

@@ -2,11 +2,15 @@ with open("c:\\Users\\Administrator\\Documents\\lesson13-1\\sales_list.txt","r",
     a=file.readlines()
     # prite(a)
     
+final_sum=[]    
 for i in a:
     data=i.split()
     sum=0
     # print(data[1:])
     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("c:\\Users\\Administrator\\Documents\\lesson13-1\\sales_list.txt","r",encoding="utf-8")as file:    
+    file.writelines(final_sum)
\ No newline at end of file