save project

diy1.py

@@ -6,9 +6,8 @@ while tree:
     if name ==username and password == userpassword;
     if name ==username and password == userpassword;
         print("登录成功")
         print("登录成功")
         break
         break
-    if name != username;
+    elif name != username;
         print("用户名不存在，请重新输入")
         print("用户名不存在，请重新输入")
-        continue
-    if password !== userpassword;
+    else;
         print("密码输入有误，请重新输入")
         print("密码输入有误，请重新输入")
-print("欢迎来到贝尔编程!")
+print("欢迎来到贝尔编程!")
\ No newline at end of file