using System;
using System.Windows.Forms;
class Program
{
    public static void Main()
    {
			
	SaveFileDialog Mentes = new SaveFileDialog();
			
	Mentes.Filter = "txt files (*.txt)|*.txt|All files (*.*)|*.*";
	Mentes.FilterIndex = 2;
			
	if(Mentes.ShowDialog() == DialogResult.OK)	
		Console.WriteLine("Helló Világ!");
    }
}