#include <iostream>
#include <cstring>
#include <cstdio>
#include <cmath>
using namespace std;
typedef long long ll;
int main()
{
  string s;
  int n;
  cin >> n;
  getline(cin, s);
  cout << s << "#";
  getline(cin, s);
  cout << s;
  return 0;
}