<?php
checkRak(0);
checkRak(1);
checkRak(2);
checkRak("Rak");
function checkRak($rak)
{
	switch ($rak)
	{
		case 0: 
		{
			echo "Zero!";break;
		}
		case 1:
		{
			echo "Jeden!";break;
		}
		case 2:
		{
			echo "Dwa!";break;
		}
		default:
		{
			echo "Rak!";break;
		}
	}
}