~~让他气死最好了，我们就不用做题了~~
by wxy_god @ 2018-10-30 22:37:10
@[我是一个垃圾](/space/show?uid=89396) +1
by WA鸭鸭 @ 2018-10-30 22:42:29
https://www.luogu.org/problemnew/show/P3985
by kkksc03 @ 2018-10-30 23:10:26
dalao Orz
by TeRi✩TeRi @ 2018-10-30 23:16:16
%%%
by Carrator @ 2018-10-31 19:56:33
@[我是一个垃圾](/space/show?uid=89396) 真是棒呢！
by chenyingchao @ 2018-11-03 16:42:06
@[chenyingchao](/space/show?uid=135515) 确实啊
by wxy_god @ 2018-11-03 16:43:04
@[我是一个垃圾](/space/show?uid=89396) +1
by 三又二分之一 @ 2019-01-04 19:09:19