save project

1/222.py

+i=3
 username="1"
 username="1"
 userpassword="2"
 userpassword="2"
 while True:
 while True:
-   name=input("输入用户名：") 
-   password=input("输入密码：")
-   if name==username and password ==userpassword:
-       print("登录成功")
-       break
-   elif name != username:
-       print("用户名不存在，请重新输入！")
-   else:
-       print("密码输入有误，请重新输入！")     
+     if i>0:
+          name=input("输入用户名：") 
+          password=input("输入密码：")
+          i-=1
+          if name==username and password ==userpassword:
+               print("登录成功")
+               break
+          elif name != username:
+               print("用户名不存在，请重新输入！")
+          else:
+               print("密码输入有误，请重新输入！")
+     else:
+        print("您的账号已被锁定，请明年再来")
+        exit()
 print("欢迎滚开贝尔编程")
 print("欢迎滚开贝尔编程")
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