package grade;
import java.util.Scanner;
public class Lambda {
	public static void main(String[] args) {
		new Byul();
	}
}
class Byul {
	private Scanner sc;
	Byul() {
		this.main();
		sc.close();
	}
	private void main() {
		int[] r = new int[16];
		for (int i = 0; i < 16; i++) {
			r[i] = (int) (Math.random() * 16) + 1;
			for (int j = 0; j < i; j++) {
				if (r[i] == r[j]) {
					i--;
				}
			}
		}
		StringBuilder sb = new StringBuilder();
		for (int i = 0; i < 16; i++) {
			sb.append((i != 15) ? r[i] + " " : r[i]);
		}
		String source = sb.toString();
		this.sc = new Scanner(source);
		sb.setLength(0);
		int[][] t = new int[4][4];
		for (int i = 0; i < 4; i++) {
			for (int j = 0; j < 4; j++) {
				t[i][j] = sc.nextInt();
			}
		}
		for (int i = 0; i < 4; i++) {
			for (int j = 0; j < 4; j++) {
				sb.append(t[i][j]);
				sb.append((j != 3) ? "\t" : "\n");
			}
		}
		System.out.println(sb);
	}
}
 
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