#include <iostream>
#include <cstdio>
#include <algorithm>
#include <string>
#include <sstream>
using namespace std;

int mm[2020][2020];
int n, m, x, a;

int main() {

    scanf("%d %d %d", &n, &m, &x);
    for (int i = 0; i < n; i++)
    for (int j = 0; j < m; j++) {
        scanf("%d", &a);
        for (int k = 0; k < x; k++) {
            for (int l = 0; l < x; l++) {
                mm[i*x+k][j*x+l] = a;
            }
        }
    }

    for (int i = 0; i < n * x; i++, printf("\n"))
    for (int j = 0; j < m * x; j++) printf("%d ", mm[i][j]);

    return 0;
}