[ac](https://www.luogu.org/problemnew/show/P3957)
by 谎言君_liar @ 2018-11-06 16:56:54
[ac记录](https://www.luogu.org/record/show?rid=13263662)
by 谎言君_liar @ 2018-11-06 16:57:36
@[谎言君_liar](/space/show?uid=56332) Orz
by Everlasting_Snow @ 2018-11-06 18:16:46
CCF老爷机你确定能过？
by March_H @ 2018-11-08 07:40:30
@[March_H](/space/show?uid=92770)
因为复杂度仔细分析并不是n^2logn，而是接近nlogn的
加了读入优化提交后luogu测0.7s，而时限2s
by 谎言君_liar @ 2018-11-08 08:25:52