1827.java

mport java.io.IOException;
import java.util.Locale;
import java.util.Scanner;

/*
 * 
*/
public class Main {
	public static void main(String[] args) throws IOException {
		Scanner sc = new Scanner(System.in);
		Locale.setDefault(Locale.US);

		int n, a, b, t;

		while (sc.hasNextInt()) {
			n = sc.nextInt();
			a = 0;
			b = (n - 1);
			t = (int) Math.ceil(n / 2.0);
			int[][] arr = new int[n][n];

			for (int i = 0; i < n; i++) {
				for (int j = 0; j < n; j++) {
					if (n / 2 == i && n / 2 == j) {
						arr[i][j] = 4;
					} else if (i >= n / 3 && j >= n / 3 && (n - i) > n / 3 && (n - j) > n / 3) {
						arr[i][j] = 1;
					} else if (i == j) {
						arr[i][j] = 2;
					} else if (i == a && j == b) {
						arr[i][j] = 3;
					} else {
						arr[i][j] = 0;
					}
				}
				a++;
				b--;
			}

			for (int i = 0; i < n; i++) {
				for (int j = 0; j < n; j++) {
					System.out.print(arr[i][j]);
				}
				System.out.println();
			}
			System.out.println();

		}
		sc.close();

	}
}