@[sqrt（3B）](/space/show?uid=60713) 左转BZOJ3747有解释
by kma_093 @ 2018-07-31 10:07:52
https://www.lydsy.com/JudgeOnline/problem.php?id=3747
by kma_093 @ 2018-07-31 10:08:01
@[kma_093](/space/show?uid=43515) 谢老铁
by sqrt（3B） @ 2018-08-01 10:13:42
@[kma_093](/user/43515) stO kma
by 斗神_君莫笑 @ 2019-11-09 09:15:23
@[斗神_君莫笑](/user/138543) Orz sxz
by kma_093 @ 2019-11-09 13:07:08
bzoj爆炸ed时代前来考古
by Stinger @ 2021-02-27 16:01:52