#include <iostream>
using namespace std;

#define N 100

int main() {
	int n, r, c;
	cin >> n;
	int arr[N][N];
	for (int i = 0; i < n; i++) {
		for (int j = 0 ; j < n; j++) 
			cin >> arr[i][j];
	}
	cin >> r >> c;
	for (int i = 0; i < r; i++) {
		for (int j = 0; j < c; j++) {
			cout << arr[i][j] << " ";
		} cout << endl;
	}
	return 0; 
}