using System;

public class Program

{

    public static void Main()

    {

        Console.WriteLine(new Uri("http://hello/world"));

        Console.WriteLine(new Uri("http://hello/world/"));

        Console.WriteLine(new Uri("http://hello/world//"));

        Console.WriteLine(new Uri(new Uri("http://hello/world"), "there"));

        Console.WriteLine(new Uri(new Uri("http://hello/world"), "/there"));

        Console.WriteLine(new Uri(new Uri("http://hello/world/"), "there"));

        Console.WriteLine(new Uri(new Uri("http://hello/world/"), "/there"));

        Console.WriteLine(new Uri(new Uri("http://hello/world//"), "there"));

        Console.WriteLine(new Uri(new Uri("http://hello/world//"), "/there"));

    }

}