using System;
using System.Windows.Forms;

public class Starter
{
	static void Main()
	{
		try
		{
			Console.WriteLine("Please enter your name : ");
			string name=Console.ReadLine();
			MessageBox.Show("Hello "+name);
			Console.WriteLine("Hello, {0}", name);
			Console.WriteLine("Please enter your age : ");
			string sAge=Console.ReadLine();
			XAge age=new XAge();
			age.IsYoung(int.Parse(sAge));
		}
		catch(Exception e)
		{
			MessageBox.Show(e.Message);
		}
	}
}

public class XAge
{
	public void IsYoung(int _Age)
	{
		nAge=_Age;
		if(nAge<40)
			Console.WriteLine("You are very young!!");
		else
			Console.WriteLine("Well, you are young also.");
	}

	public XAge()
	{
		// Do nothing constructor
	}

	~XAge()
	{
		// Do nothing destructor (costly)
	}

	private int nAge=0;
}