所以应该找谁
by lzyqwq @ 2023-02-26 16:59:22
qpzc
by juchenglin @ 2023-02-26 17:01:39
@[蒟蒻·廖子阳](/user/539211) srds 逆序对模板 P1908 给出的定义就是等号取不到（
by Sprague_Garundy @ 2023-02-26 17:05:01
@[Sprague_Garundy](/user/764746) 那就请无视这一条
by lzyqwq @ 2023-02-26 17:05:54