4dop

#include <iostream>
#include <cctype>
#include <cstring>
#include <iomanip>
#include <cmath>
using namespace std;


int main() {
    int m,n;
    cin >>m>> n;
    int r,k;
    cin>>r>>k;
    int arr[m][n];
    int min = 9999999;
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < n; j++) {
            cin >> arr[i][j];
            if (arr[i][j] < min) {
                min = arr[i][j];
            }
        }
    }
    for (int i = 0; i < r; i++) {
        for (int j = 0; j < k; j++) {
            arr[i][j] = min;
        }
    }
    for (int i = 0; i < m; i++) {
        for (int j = 0; j < n; j++) {
            cout << arr[i][j] << " ";
        }
        cout << endl;
    }

}