Ex) import java.util.HashSet; import java.util.LinkedList; import java.util.Queue; import java.util.Scanner; import java.util.Set; public class BFSpractice0 { static int MAX_COUNT = 101; static int [][] AdjMatrix = new int [MAX_COUNT][MAX_COUNT]; static int[] VisitMatrix = new int[MAX_COUNT]; static int VertaxCount, EdgeCount; static Queue queue = new LinkedList(); static Set set = new HashSet()..