auto save

1.py

@@ -13,5 +13,11 @@ def new_input():
                 total.append(unit)
             print("-"*30)
     return total
+def sum(money):
+    count=0
+    for i in money:
+        count=count+i
+    return count
 result=new_input()
-print(result)
\ No newline at end of file
+pay=sum(result)
+print("花费"+str(pay)+"元！")
\ No newline at end of file