/*****/
#include <bits/stdc++.h>
#include <atcoder/all>

using namespace atcoder;
using namespace std;
typedef long long ll;
typedef pair<int, int> P;
#define rep(i,a,b) for(int i=a;i<b;i++)
#define rrep(i,a,b) for(int i=a;i>=b;i--)
#define all(x) begin(x),end(x)

const int MOD = 1e9 + 7;
template<class T>bool chmax(T& a, const T& b) { if (a < b) { a = b; return 1; } return 0; }
template<class T>bool chmin(T& a, const T& b) { if (b < a) { a = b; return 1; } return 0; }
/*****/

int n,k;
string a[101];
int main()
{
  cin >> n >> k;
  rep(i,0,n) cin >> a[i];
  rep(i,0,n*k)
  {
    rep(j,0,n*k)
    {
      cout << a[i/k][j/k];
    }
    cout << endl;
  }
  return 0;
}