- 문제설명 - 해결과정 - 솔루션 import java.io.*; import java.util.*; public class Main { private static int[] x_arr = {1, -1, 0, 0}; private static int[] y_arr = {0, 0, 1, -1}; private static char[][] coordinate; private static boolean[][] visited; private static ArrayList tmpList = new ArrayList(); private static ArrayList totalList = new ArrayList(); private static int count = 0; public static void main(..
