Orz点分治巨佬
by PrincessQi @ 2020-03-30 11:15:35
@[Dr冯](/user/104662) 双向边没开两倍……
by __gcd @ 2020-03-30 11:56:48
@[一只大头](/user/149192) (猜到了)
by PrincessQi @ 2020-03-30 14:08:53
(一般TLE+MLE都是链式前向星的问题)
by PrincessQi @ 2020-03-30 14:09:28
@[Dr冯](/user/104662) (其实我是今天重构一遍RE了才发现的)
by __gcd @ 2020-03-30 14:17:08