摘要: [$\text{Link.}$](https://www.luogu.com.cn/problem/P2483) [最短路树](https://oi-wiki.org/graph/kth-path/#%E6%9C%80%E7%9F%AD%E8%B7%AF%E6%A0%91%E4%B8%8E%E4%B 阅读全文
posted @ 2023-05-25 21:37 pldzy 阅读(29) 评论(0) 推荐(0)