cdq分治可做
by antimo @ 2020-10-28 21:34:58
IEE %%%
by 超级玛丽王子 @ 2020-10-28 21:35:44
@[就不取名字](/user/356759) ？？？？？？？我看把你举报了吧
by EDqwq @ 2020-10-28 21:38:34
@[就不取名字](/user/356759) 举报个球啊草
by LeavingZzz @ 2020-10-28 21:39:03
qp
by ghr_226 @ 2020-10-28 21:39:25
qp
by icyo @ 2020-10-28 21:39:40
qp
by wssstc @ 2020-10-28 21:39:44
tql stO orz %%%
by ghr_226 @ 2020-10-28 21:40:16
$n,m\le10^9$ 你光读入初始矩阵就炸了/jk/jk
另外 cdq 分治咋做啊/fad，能说下嘛
by 云浅知处 @ 2020-10-28 21:40:31
qp+是不是要叫lxl过来？
by y0y68 @ 2020-10-28 21:40:55