import java.io.*;
import java.util.*;

public class Main {
	public static void main(String[] args) {
		Scanner in = new Scanner(System.in);
		PrintWriter out = new PrintWriter(System.out);
		
		int n = in.nextInt();
		int [][] x = new int [n][n];
		for (int i = 0; i < n; i++)
			for (int j = 0; j < n; j++)
				x[i][j] = in.nextInt();
		int r = in.nextInt();
		int c = in.nextInt();
		for (int i = 0; i < r; i++) {
			for (int j = 0; j < c; j++)
				out.print(x[i][j] + " ");
			out.print("\n");
		}
		
		out.flush();
	}
}