和气生财，老哥
by BuXiangJuanLe @ 2018-10-19 15:26:31
~~谁叫这是黑题呢~~
by Enstein @ 2018-10-19 15:28:09
~~反正最优解是我的~~
by daifucong @ 2018-10-19 15:31:40
@[daifucong](/space/show?uid=84419) %%%
by Fellyhosn @ 2018-10-19 15:32:30
[这个ID是什么鬼](https://www.luogu.org/record/show?rid=12090914)
by Fellyhosn @ 2018-10-19 15:35:11
抄题解的人真多，话说为什么之前会被评成黑题…
by Forward_Star @ 2018-10-19 22:55:14
~~所以点赞了就可以抄~~
by seanlsy @ 2022-08-29 22:27:04
考古。orz 看了您的题解我就会做这题了
by liangbowen @ 2022-12-03 17:31:35