import java.util.Scanner;public class Main { static int N,M,count; static int[][] dir = {{1, 0}, {-1, 0}, {0, 1}, {0, -1}, {1, 1}, {-1, 1}, {-1, -1}, {1, -1}}; static int[][] Nary; static boolean[][] visited; static StringBuilder sb = new StringBuilder(); public static void input() { Scanner scan = new Scanner(System.in); N = scan.nextInt(); M = scan.nextIn..