save project

dfhfghdfh

@@ -6,5 +6,8 @@ while True:
     if name == username and password == userpassword
         print("登录成功")
         break
+    if name !=username:
+        print("用户名错误")
+    if password != userpassword:
         print("密码错误")
 print("欢迎来到贝尔编辑")