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)
\ No newline at end of file
+print("您一共消费了" + str(pay) + "元！ ")
\ No newline at end of file