save project

diy2.py

+i=3
 username = "python"
 userpassword = "123456"
 while True:
+    if i>0:
         name = input("请输入用户名:")
         password = input("请输入密码:")
+        i-=1
         if name == username and password == userpassword:
             print("登录成功!")
             break
@@ -11,4 +14,7 @@ while True:
             continue
         if password != userpassword:
             print("账户密码输入错误，请重新输入:")
-print("欢迎来到贝尔编程!")
\ No newline at end of file
+    else:
+        print("账户已被锁定，请来我司解锁")
+        exit()
+    print("欢迎来到贝尔编程!")
\ No newline at end of file