useful things

https://www.zhihu.com/tardis/bd/art/460373184 https://mem.ac/oi/algorithm/dynamic-linear-basis/ https://www.luogu.com/article/v7vgqau1 https://www.cnb
posted @ 2024-05-10 20:09  yhddd  阅读(1)  评论(0)  编辑  收藏  举报