#include <iostream>
#include<string>
#include<algorithm>
#include<functional>
#include<cmath>
#include<queue>
#include<vector>
#include<map>
#include<stack>
#include<list>
#include<deque>
#include<set>
#include<unordered_set>
#include<unordered_map>
#include<numeric>
#include<bitset>
#include<iomanip>
#include<cstdlib>
#include<time.h>
#include <functional>
#include <chrono>
#include <thread>

#define ll long long
#define vll vector<ll>
#define vvll vector<vll>
#define rep(i,st,en)	for(ll i=(st);i<(en);i++)
#define vpll vector<pair<ll,ll>>

using namespace std;

void solve() {
	ll n,k;
	cin >> n>>k;
	vector<string> s(n);
	rep(i, 0, n) {
		cin >> s[i];
	}
	rep(i, 0, n* k) {
		rep(j, 0, n * k) {
			cout << s[i / k][j / k];
		}
		cout << "\n";
	}
}

int main(void) {
	ios::sync_with_stdio(false);
	cin.tie(0);
	ll test = 1;
	//cin >> test;
	rep(i,0,test)
		solve();
	return 0;
}