#include "pch.h"
#include <iostream>

using namespace std;


int main()
{
	char m[100];
	int liczba_pas;
	cin >> liczba_pas;

	for (int i =0; i < liczba_pas; i++)
	{
		cout << i << endl;
		cin.getline(m, 100);
		cout << m << endl;
	}
	return 0;
}