[백준 Baekjoon] 13459번 구슬 탈출 - JAVA import java.io.BufferedReader; import java.io.IOException; import java.io.InputStreamReader; import java.util.LinkedList; import java.util.Queue; import java.util.StringTokenizer; public class Main { public static char[][] board; public static int[] dx = {-1, 1, 0, 0}; // 상 하 좌 우 public static int[] dy = {0, 0, - 1, 1}; public static void main(String[] args) thr..