这题掉紫了

P4137 Rmq Problem / mex

orz %rz
by rtzs @ 2018-08-09 22:51:36


@[njsz](/space/show?uid=66261) ~~突然发现是我评完紫的时候掉的~~
by Chthology @ 2018-08-09 22:57:19


@[Chthology](/space/show?uid=52476) 。。。
by 是njsz啦qwq @ 2018-08-09 22:59:38


@[Chthology](/space/show?uid=52476) 本来开始做的(唯一会做的的一道黑题)结果做到一半掉紫了(*+﹏+*)
by 是njsz啦qwq @ 2018-08-09 23:00:21


→_→
by 是njsz啦qwq @ 2018-08-09 23:00:43


其实这题难度应该是蓝色QAQ
by 是njsz啦qwq @ 2018-08-09 23:01:31


@[njsz](/space/show?uid=66261) %%%把主席树当蓝题
by SSerxhs @ 2018-10-15 18:07:44


@[njsz](/space/show?uid=66261) 大佬,求教,这题什么意思
by Konjaku_百分百 @ 2018-11-23 13:08:09


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