Catch redirect link, C#

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//Rextester.Program.Main is the entry point for your code. Don't change it.
//Compiler version 4.0.30319.17929 for Microsoft (R) .NET Framework 4.5

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text.RegularExpressions;
using System.Net;

namespace Rextester
{
    public class Program
    {
        public static void Main(string[] args)
        {
            //Your code goes here
            Console.WriteLine("Hello, world!");
            string url = "https://archive.org/download/ThanSam3/than%20sam%203.mp4";
            string result = string.Empty;

Uri Uris = new Uri(url);

HttpWebRequest req = (HttpWebRequest)WebRequest.Create(Uris);
        //req3.Proxy = proxy;
        req.Method = "HEAD";
        req.AllowAutoRedirect = false;

HttpWebResponse myResp = (HttpWebResponse)req.GetResponse();
        if (myResp.StatusCode == HttpStatusCode.Redirect)
        {
            result = myResp.GetResponseHeader("Location");
            //Recursive call
            //result = GetFinalRedirectedUrl(temp);
        }
        else
        {
            result = url;
        }
        Console.WriteLine(result);            
        }

}
}

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Compilation time: 0,14 sec, absolute running time: 1,48 sec, cpu time: 0,67 sec, average memory usage: 29 Mb, average nr of threads: 10