积分？
by ylxmf2020 @ 2018-04-26 21:01:37
@[Ofnoname](/space/show?uid=73489)
by ylxmf2020 @ 2018-04-26 21:01:40
而且，不算吧
by ylxmf2020 @ 2018-04-26 21:01:56
us的题
by ylxmf2020 @ 2018-04-26 21:02:27
好像真的是这样
by info___tion @ 2018-04-26 21:04:04
刚好P2871我也A了
by info___tion @ 2018-04-26 21:04:31
而且这题只能一维dp
by ylxmf2020 @ 2018-04-26 21:09:19
uva也有的
by ylxmf2020 @ 2018-04-26 21:10:03
@[Ofnoname](/space/show?uid=73489) 不算双倍经验
by chen_zhe @ 2018-04-26 21:22:08
chen_zhe楼下
by cath20 @ 2023-08-10 14:45:53