/* -*- coding: utf-8 -*-
 *
 * 2728.cc:  No.2728 Grid Expansion - yukicoder
 */

#include<cstdio>
#include<algorithm>
 
using namespace std;

/* constant */

const int MAX_N = 10;

/* global variables */

char as[MAX_N][MAX_N + 4];

/* main */

int main() {
  int n, k;
  scanf("%d%d", &n, &k);
  for (int i = 0; i < n; i++) scanf("%s", as[i]);

  int nk = n * k;
  for (int i = 0; i < nk; i++) {
    for (int j = 0; j < nk; j++) putchar(as[i / k][j / k]);
    putchar('\n');
  }
  
  return 0;
}