save project

func.py

@@ -14,5 +14,12 @@ def new_input():
             finally:
             finally:
                 print("-"*30)
                 print("-"*30)
     return total
     return total
+
+def sum(unit):
+    c=0
+    for i in unit:
+        c=c+i
+    return c
 result=new_input()
 result=new_input()
-print(result)
+pay=sum(result)
+print("您一共消费了"+str(pay)+"元！")