#include <iostream>
#include <cstdio>

using namespace std;

#define DIM 2005

int N, M, K, Mat[DIM][DIM];

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

    cin >> N >> M >> K;

    int lin = 1;
    int x;

    for(int i = 1; i <= N; ++i) {
        int col = 1;

        for(int j = 1; j <= M; ++j) {
            cin >> x;

            for(int a = lin; a < lin + K; ++a) {
                for(int b = col; b < col + K; ++b) {
                    Mat[a][b] = x;
                }
            }

            col += K;
        }

        lin += K;
    }

    for(int i = 1; i <= N * K; ++i) {
        for(int j = 1; j <= M * K; ++j) {
            cout << Mat[i][j] << ' ';
        }

        cout << '\n';
    }

    return 0;
}