auto save

Untitled-1.py.py

+
+def caidan():
+    a=[]
+    while True:
+        
+        b=input("请输入菜单价格:")
+        
+        if b=="q":
+            break
+        else:
+            try:
+                b=int(b)
+            except:
+                print("输入错误")
+            else:
+                a.append(b)
+    return a
+def add(tp):
+    d=0
+    for i in tp:
+        d=d+i
+    return d
+c=caidan()
+e=add(c)
+print("您需要支付:",e,"元")