#include <iostream>
#include <cstdio>

using namespace std;

int n , m , q , x ,mat[5000][5000];

int main() {
    #ifndef ONLINE_JUDGE
        freopen("nput.txt" , "r" , stdin);
    #endif // ONLINE_JUDGE

    cin >> n >> m >> q;
    for(int i = 1 ; i <= n ; ++i) {
        for(int j = 1 ; j <= m ; ++j) {
            cin >> x;
            for(int k = 1 ; k <= q ; ++k) {
                for(int l = 1 ; l <= q ; ++l) {
                    mat[(i - 1)* q + k][(j - 1) * q + l] = x;
                }
            }
        }
    }

    for(int i = 1 ; i <= n * q ; ++i) {
        for(int j = 1 ; j <= m *q ; ++j) {
            cout << mat[i][j] << " ";
        }

        cout << '\n';
    }
    return 0;
}