恕我直言 你是个辣鸡 这道题大家都有O(N)的做法好么喂
by iodwad @ 2017-10-26 23:04:52
@[ZCDHJ](/space/show?uid=24878) 我小白啊2333.不过既然能过。0（N）的做法是啥
by 光影RJ @ 2017-10-26 23:05:40
你像极了
by IsaacOriGuo @ 2017-10-26 23:07:18
刚学OI
by strangers @ 2017-10-26 23:10:00
就发
by Flokirie @ 2017-10-26 23:15:39
正确
by 美国的Wallace @ 2017-10-26 23:21:19
错误题解
by Shikilina @ 2017-10-26 23:25:23
的人
by stationofldyc @ 2017-10-26 23:40:34
+1
by attack @ 2017-10-27 06:38:57
好强啊，这题我根本不会做耶
by Niko @ 2017-10-27 07:57:17