另外吐槽一下数据。事实上某人的标解我随机了个30的数据就卡掉了，然而luogu却AC锕。
P.S. 某人后来调过了。
by feilongz @ 2017-03-16 20:00:15
+1
by 远航之曲 @ 2017-03-17 08:19:54
+1
by xsxshxs @ 2017-05-28 16:06:45
+1
by 暮影灰狼 @ 2017-07-05 18:49:09
同意 我用的lower——bound T 2个点
by DDOSvoid @ 2017-07-26 22:21:48
@[DDOS虚空](/space/show?uid=34531) %%%%%%%%%%%%
by 张佳 @ 2017-08-13 08:27:53
+1
by Adun @ 2017-11-02 16:28:38