#include <cstdio>

using namespace std;
int n,m,i,j,k,h,y,x,a[2004][2004];
int main()
{
    //freopen ("good.in","r",stdin);
    //freopen ("good.out","w",stdout);
    scanf ("%d %d %d", &n, &m, &x);
    for (i=1;i<=n;i++)
        for (j=1;j<=m;j++)
        {
            scanf ("%d", &y);
            for (h=((i-1)*x+1);h<=(i*x);h++)
                for (k=((j-1)*x+1);k<=(j*x);k++)
                a[h][k]=y;
        }
    for (i=1;i<=(n*x);i++)
    {
        for (j=1;j<=(m*x);j++)
            printf ("%d ", a[i][j]);
        printf ("\n");
    }
    return 0;
}