auto save

diy1.py

-username = "sb"
-userpassword = "54188"
+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
         elif name !=username:
             print("密码不正确,滚吧!")
+            print("温馨提示:您还有"+str(i)+"次登录机会")
             continue
-    else:
+        if password !=userpassword:
             print("名字也不正确，牢底你有什么实力，死人机！")
-print("欢迎来到坤坤编程")
+            print("温馨提示:您还有"+str(i)+"次登录机会")
+    else:
+        print("joker,被锁定了吧,两年半后再来")
+        exit()
+print("欢迎来到坤坤编程!")