az,链式前向星的确开小了
by zhanghzqwq @ 2020-10-23 21:38:14
@[Zephyr_](/user/91127) 草还真是,改一下就过了(没报RE就有点离谱)
by P31pr @ 2020-10-23 21:39:09
@[Zephyr_](/user/91127) 蟹蟹!!
by P31pr @ 2020-10-23 21:39:30
> $O(n^2)$ 应该不会过不去5e5吧
orz卡常带师
by konjacq @ 2020-10-23 21:39:52
@[konjacq](/user/54189) lz说了是手贱打错了,就别鞭尸了。。。
by Prean @ 2020-10-23 21:41:16