@[Ηydra](/user/47707) 您這是披著線段樹外殼的暴力，我當時也這樣，然後爆炸了 $30+$ 發
by RainFestival @ 2021-10-21 11:24:53
@[RainFestival](/user/36957) 能请您详细解释以下是哪里的复杂度炸掉了吗？蒟蒻没看出来QAQ
by Ηydra @ 2021-10-21 21:11:12
@[Ηydra](/user/47707) lazy tag
by Skystars @ 2021-12-18 11:16:28
@[Skystars](/user/554705) 喵喵喵？我打tag了啊
by Ηydra @ 2021-12-25 01:00:48