#include <cstdio>
#include <vector>
#include <algorithm>
#include <string>
using namespace std;
int a[2020][2020];

int main()
{
    //freopen("input.txt","r",stdin);
    int n,m,x;
    scanf("%d%d%d",&n,&m,&x);

    for (int i = 1;i <=n;i++)
        for (int j = 1;j<=m;j++)
        {
            int val;
            scanf("%d",&val);
            int limi,limj;
            limi = i*x;
            limj = j*x;
            for (int i2= (i-1)*x+1;i2 <= limi; i2++)
                for (int j2 = (j-1)*x+1;j2 <= limj;j2++)
                    a[i2][j2] = val;
        }

    int nx,mx;
    nx = n*x;
    mx = m*x;
    for (int i = 1;i <= nx;i++,printf("\n"))
        for (int j= 1;j<=mx;j++)
            printf("%d ",a[i][j]);


    return 0;
}