#include <iostream>

using namespace std;

int main()
{
    int a[100][100], i1, j1, n;

    cin >> n;

    for(int i = 0; i < n; i++)
        for(int j = 0; j < n; j++)
            cin >> a[i][j];

    cin >> i1 >> j1;

    for(int k = 0; k < n; k++)
    {
        if(i1 >= n || j1 >= n)
            break;

        cout << a[i1+k][j1+k] << " ";

    }

    return 0;
}