요깨비's LAB

import java.util.ArrayList; import java.util.List; import java.util.Scanner; class Vertax { Vertax parent; int id; boolean isVisited; public Vertax(int id) { this.id = id; parent = this; isVisited = false; } public Vertax findParent(Vertax v) { if (v.id == v.parent.id) { return v; } return v = findParent(v.parent); } public long merge(Vertax to, long total, int cost) { Vertax from = findParent(p..