import java.io.*;

import java.util.*;

public class cowsignal {

private static int K;

public static ArrayList<ArrayList<Character>> build(ArrayList<ArrayList<Character>> map,int y,char l){

for(int i=y*K;i<((y+1)*K);i++) {

for(int j=0;j<K;j++) {

map.get(i)

.add(l);

};

}

return map;

}

//private static final char s_OFF = 'B';

//private static final char s_ON = '.';

public static void main(String[] args) throws IOException{

BufferedReader f=new BufferedReader(new FileReader("cowsignal.in"));

StringTokenizer st=new StringTokenizer(f.readLine());

int M=Integer.parseInt(st.nextToken());

int N=Integer.parseInt(st.nextToken());

K=Integer.parseInt(st.nextToken());

String temp;

ArrayList<ArrayList<Character>> omap=new ArrayList<ArrayList<Character>>();

for(int i=0;i<(M*K);i++){

omap.add(new ArrayList<Character>());

}

System.out.println("M*K "+M*K);

//Character[][] map=new Character[M][N];

for(int i=0;i<M;i++) {

temp=f.readLine();

for(int j=0;j<N;j++) {

//map[i][j]=temp.charAt(j);

omap=build(omap,i,temp.charAt(j));

}

}

f.close();

PrintWriter out=new PrintWriter(new FileWriter("cowsignal.out"));

for(int i=0;i<(M*K);i++) {

for(int j=0;j<(N*K);j++) {

out.print(omap.get(i).get(j));

}

out.println();

}

out.flush();

out.close();

}

}