//This file is main.C.
#include <iostream>
#include <cstdlib>
#include "field.h"
using namespace std;

int main()
{
	field first, middle, last;
	cin >> first >> middle >> last;
	cout << first << ", " << middle << ", " << last << "\n";

	const string s = first;   //const string s = first.operator string();

	field f;
	while (cin >> f) {        //while (operator>>(cin, f).operator void *()) {
		cout << f << "\n";
	}

	return EXIT_SUCCESS;
}