auto save

diy.py

@@ -7,9 +7,10 @@ for i in a:
     sum=0
     sum=0
     for sales in data[1:]:
     for sales in data[1:]:
         sum=sum+int(sales)
         sum=sum+int(sales)
-        b=data[0]+str(sum)+"/n"
-    c=append(d)
-    writelines(c)
+        b=data[0]+str(sum)+'\n'
+    c.append(b)
+with open(r'c:\Users\Administrator\Documents\lesson13-1\sales_list.txt','a',encoding='utf-8') as file:
+    file.writelines(c)
     
     
 
 
         
         
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