zhe ge shi zuo ti zhe ping de bu shi luogu ping de
by Fading @ 2018-05-06 18:25:19
@[WinXP](/space/show?uid=98650) 然而这只是容斥入门= =
by strangers @ 2018-05-06 19:10:03
很多题都是这样的代码短难度评价就低
by Chorse @ 2018-05-06 19:37:35
@[strangers](/space/show?uid=52452) 容斥的思路好想，但是背包dp值一减很难想吧
by WinXP @ 2018-05-07 07:36:39
代码难度也是难度啊,~~看看隔壁一眼+一年的数据结构题~~。
by command_block @ 2019-01-01 18:51:09