save project

diy2.py

+
 username = "python"
 userpassword = "123456"
 while True:
     name = input("请输入用户名:")
     password = input("请输入密码:")
-    if name == username and password == userpassword:
-        print("登录成功!")
-    print("用户名和密码错误!请重新输入")
-print("欢迎来到贝尔编程!")
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+    if name==username and password==userpassword:
+        print("登录成功")
+        break
+    else:
+        print("用户名和密码错误!请重新输入")
+print("欢迎来到贝尔编程!")
+# 请用input()实现用户输入账号、密码的功能
\ No newline at end of file