#include <iostream>

#define NMAX 2007

using namespace std;

int a[NMAX][NMAX], b[NMAX][NMAX];
int n, m, k;

int main(){
    cin >> n >> m >> k;
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= m; ++j)
            cin >> a[i][j];
    for(int i = 1; i <= n; ++i)
        for(int j = 1; j <= m; ++j)
            for(int l = 1; l <= k; ++l)
                for(int p = 1; p <= k; ++p)
                    b[(i - 1) * k + l][(j - 1) * k + p] = a[i][j];
    for(int i = 1; i <= n * k; ++i, cout << "\n")
        for(int j = 1; j <= m * k; ++j)
            cout << b[i][j] << " ";
    return 0;
}