Function findPar

CPP/graph_tree/Kruskal-Algo.cpp:18–21

}

int findPar(int u, vector<int> &parent) {
    if(u == parent[u]) return u; 
    return parent[u] = findPar(parent[u], parent); 
}

void unionn(int u, int v, vector<int> &parent, vector<int> &rank) {
    u = findPar(u, parent);