@[CharlieLee](/user/745235)
[猜你想看](https://www.luogu.com.cn/discuss/578297)
是这个问题吗？
by zqh123b @ 2023-07-29 17:25:34
@[zqh123b](/user/587615) 弱弱地问一句：怎么记录状态啊
by CharlieLee @ 2023-07-29 17:33:36