#include <iostream>
using namespace std;

int main() {
	unsigned short n, r, c;
	cin >> n;
	int ** x = new int * [n];
	for (int i = 0; i < n; i++)
		x[i] = new int[n];
	for (int i = 0; i < n; i++)
		for (int j = 0; j < n; j++)
			cin >> x[i][j];
	cin >> r >> c;
	for (int i = 0; i < r; i++) {
		for (int j = 0; j < c; j++)
			cout << x[i][j] << " ";
		cout << endl;
	}
	return 0;
}