(不是树状数组裸题吗
by 1saunoya @ 2019-07-21 12:49:49
@[bingoyes](/space/show?uid=116772) 我只是一个涉世未深娇羞可爱肤白貌美身材娇小的妹子啊，为什么没人理我，是性别歧视吗QAQ
by bingoyes @ 2019-07-21 12:51:18
@[清风ღ](/space/show?uid=96580) QAQ大哥哥帮帮我please,please
by bingoyes @ 2019-07-21 12:52:22
~~我信你个鬼的刚学OI~~
by 塔罗兰 @ 2019-07-21 12:53:32
@[图灵冯诺依曼](/space/show?uid=111741) 我是个弱小可怜的小萝莉，救我
by bingoyes @ 2019-07-21 12:56:19
@[bingoyes](/space/show?uid=116772) 对于当前节点要进行pushdown操作
by Erusel @ 2019-07-21 13:12:49
@[Robinzh](/space/show?uid=53807) lson和rson又不用
by Erusel @ 2019-07-21 13:13:05
@[bingoyes](/space/show?uid=116772) ~~您好，您为啥要强调自己是妹子呢~~
by FZzzz @ 2019-07-21 13:22:59
@[Robinzh](/space/show?uid=53807) 可我就是pushdown了lson,rson才[A](https://www.luogu.org/recordnew/show/21244736)的，下面的代码对当前节点pushdown只得了[10分](https://www.luogu.org/recordnew/show/21243602)
by bingoyes @ 2019-07-21 13:26:52
您好，您为啥要强调自己是妹子呢
by Smile_Cindy @ 2019-07-21 13:30:42