是
by Lacrymabre @ 2020-10-19 23:16:47
如果是J还有希望
by A_Đark_Horcrux @ 2020-10-19 23:24:28
~~何不食线段树?~~
by OOmega @ 2020-10-19 23:27:54
没事,我比你还惨
by TKater_yzt @ 2020-10-19 23:32:15
@[唯一不重名的ID](/user/54153) 背下来不好吗
by Maxwang @ 2020-10-19 23:32:38
我也不会树状数组,只会用线段树。
被卡空间到没脾气
by Tarsal @ 2020-10-19 23:33:05
@[Maxwang](/user/123869) 背下来就可以用一些裸的操作
by Tarsal @ 2020-10-19 23:33:31
@[A_Dark_Horcrux](/user/54372) J一年考的比一年撇,所以今年没报J
by 歌吟入梦 @ 2020-10-19 23:35:28
树状数组不是很好写吗?
by 静谧时空 @ 2020-10-19 23:53:36
@[唯一不重名的ID](/user/54153) 意思是您第一年就阿克了以后年年扫雷放水
by colazcy @ 2020-10-20 07:46:00