C++用并查集Disjoint union实现connected component连通分量 C++用并查集Disjoint union实现connected component连通分量完整源码(定义,实现,main函数测试) C++用并查集Disjoint union实现connected component连通分量完整源码(定义,实现,main函数测试) #include <iostream> /// for IO operations #include <set> /// for std::set #include <vector> //