·백준
문제https://www.acmicpc.net/problem/2667코드import java.io.*;import java.util.*;public class Main { private static int[][] map; private static boolean[][] visited; private static int N; private static int[] dx = {-1, 1, 0, 0}; private static int[] dy = {0, 0, 1, -1}; public static void main(String[] args) throws IOException { BufferedReader br = new BufferedReader(new InputS..
