感觉像是原题
by Rbu_nas @ 2019-03-21 22:15:45
没人理我呜呜呜
同学说是道比较简单的DP啊qwq
@[樱初音斗橡皮](/space/show?uid=66287)
by Celestial_Scarlet @ 2019-03-21 22:16:01
@[Rem°](/space/show?uid=80358) 确实是原题
~~去年我村的区赛也有这道题~~
再往前就不知道了
by Celestial_Scarlet @ 2019-03-21 22:16:50
见过这题
by 小粉兔 @ 2019-03-21 22:17:08
sb DP
by 小粉兔 @ 2019-03-21 22:17:14
$n^2$ 就能过
by 小粉兔 @ 2019-03-21 22:17:24
@[baoyu](/space/show?uid=93465) CF还是哪我也见过这个“分组不超过M”
by Rbu_nas @ 2019-03-21 22:17:38
@[baoyu](/space/show?uid=93465) 大佬在这干嘛
by 南枙 @ 2019-03-21 22:19:28
您开始出题了吗
by 南枙 @ 2019-03-21 22:19:59
@[小粉兔](/space/show?uid=10703) 想出来了，确实是道sb DP
看来我是没救了
by Celestial_Scarlet @ 2019-03-21 22:20:05