怎么跑出来竟然比 $O(n^2)$ 还更劣呢
by bamboo1030 @ 2022-08-29 18:17:27
@[Dark_lightrq](/user/148092) 边的数组开小了，要开两倍
by bamboo1030 @ 2022-08-29 18:20:42
@[bamboo123](/user/369181) AC了，谢谢大佬
by Dark_lightrq @ 2022-08-29 18:26:59