save project

diy2.py

+i=3
 username = "121213"
 userpassword = "123456"
 while True:
+    if i>0:
         a = input("请输入用户名:")
         b = input("请输入密码:")
+        i -=1
         if a == username and b == userpassword:
             print("登录成功!")
             break
@@ -11,4 +14,7 @@ while True:
             continue
         if b!=userpassword :
             print("密码错了")
+    else:
+        print("滚傻逼")
+        exit()
 print("欢迎来到贝尔编程!")
\ No newline at end of file