%%%
by wjmqwq @ 2019-10-07 18:29:05
才学4个月就学到树形`dp`？？？%%%%%%%%%
by dbxxx @ 2019-10-07 18:30:57
刚学OI四个月就能做省选？！wxngg！
by Mitch谜团 @ 2019-10-07 18:33:45
刚学OI四个月我还在写判断循环
by Diaоsi @ 2019-10-07 18:37:54
wtcl
by Diaоsi @ 2019-10-07 18:38:00
## $qndjr$
by zjy111 @ 2019-10-07 18:39:14
qndmx,qndjr,qndgx4gy(running.gif)
by dbxxx @ 2019-10-07 18:42:37
刚学OI四个月我还在打新手村
by 奎木狼 @ 2019-10-07 18:43:21
所以还是没人帮我康代码吗qwq
by qiqing @ 2019-10-07 19:55:17
已调出√
by qiqing @ 2019-10-07 20:11:29