@[YCSluogu](/user/311721) 你这个是完全nm方还是有出入的？
by Chancylaser @ 2022-10-24 15:23:55
因为ftiasch就是个臭傻逼
by ass_wecan @ 2022-10-24 15:26:00
$8e9$真不一定跑不过。
by N_z_ @ 2022-10-24 15:29:50
@[signed](/user/241817) 有一点点出入
by YCSluogu @ 2022-10-24 15:48:30
@[signed](/user/241817) 如果把常数写上去应该是 $O(n\frac{m(m+1)}{2})$
qwq
by YCSluogu @ 2022-10-24 15:50:42