#include <iostream>
#include <vector>
int main() {
  int n, k;
  std::cin >> n >> k;
  std::vector<std::string> a(n), b(n * k, std::string(n * k, '.'));
  for(auto &el: a) {
    std::cin >> el;
  }
  for(int i = 0; i < k * n; ++i) {
    for(int j = 0; j < k * n; ++j) {
      b[i][j] = a[i / k][j / k];
    }
    std::cout << b[i] << '\n';
  }
}