using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

         Guid g;

        // Create and display the value of two GUIDs.

        int i = 0;

        while (i < 10 )

        {

            g = Guid.NewGuid();

            Console.WriteLine(g);

            i++;

        }

    }

}