#include <iostream>
using namespace std;
FILE *f,*g;
int ma[2002][2002];
int main()
{
    int n,m,x,y,con,in,ou,z,con2;
    f=fopen("a.in","r");
    g=fopen("a.out","w");
    cin>>n;
    cin>>m;
    cin>>x;
    con=0;
    con2=0;
    for(int j=1;j<=n;j++)
    {
        con=0;
        for(int i=1;i<=m;i++)
        {
            cin>>y;
            for(int k=1;k<=x;k++)
            {
                for(int l=1;l<=x;l++)
                {
                    in=x*con2+k;
                    ou=x*con+l;
                    ma[in][ou]=y;
                }
            }
            con++;
        }
        con2++;
    }
    for(int i=1;i<=x*n;i++)
    {
        for(int j=1;j<=x*m;j++)
        {
            z=ma[i][j];
            cout<<ma[i][j];
            cout<<" ";
        }
        cout<<"\n";
    }
    return 0;
}