Union Find (Disjoint Set) - HolmesJJ/Data-Structures-and-Algorithms GitHub Wiki
入门链接
【算法】并查集(Disjoint Set)[共3讲] [Algorithm][009] 并查集 Disjoint Set Union (Union Find) 及带权并查集 OTTFF(https://www.bilibili.com/video/BV1BJ41137qp) 花花酱 LeetCode Disjoint-set/Union-find Forest - 刷题找工作 SP1
图解
详解
并查集的应用在第三个视频下