openload algo

ol

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

namespace open
{
    class Program
    {
        static void Main(string[] args)
        {
            Console.WriteLine(string.Format("openload.co/stream/{0}",openload("https://openload.co/embed/KUGApDB0jFs")));
            Console.ReadLine();
        }

        private static string openload(string url)
        {
            string output = "";
            string html;
            WebClient client = new WebClient();
            html = client.DownloadString(url);
            client.Dispose();
            var groups = Regex.Match(html, @"\\x31\\x31':var _[0-1]x[0-9a-f]{6}=([0-9a-fx]+)");
            var groups2 = Regex.Match(html, @"\^([a-f0-9x]+)");
            var groups3 = Regex.Match(html, "<span id=\"[A-z0-9]+\">([0-9-a-f]+)");
            long uv2v = Convert.ToInt64(groups2.Groups[1].Value, 16);
            long uv3 = Convert.ToInt64(groups.Groups[1].Value, 16);
            string uv1 = groups3.Groups[1].Value;
            var d = uv1.Substring(0, 72);
            var f = new List<long>();
            for (int i = 0; i < d.Length; i += 8)
            {
                var g = d.Substring(i, 8);
                var h = Convert.ToInt64(g, 16);
                f.Add(h);
            }
            uv1 = uv1.Substring(72);
            int a = 0;
            var j = 0;
            while (a < uv1.Length)
            {
                long n = 0;
                var o = 0;
                var p = 0;
                do
                {
                    var b = uv1.Substring(a, 2);
                    a += 2;
                    p = Convert.ToInt32(b, 16);
                    if (o < 30)
                    {
                        n += (p & 63) << o;
                    }
                    else
                    {
                        n += (long)((p & 63) * Math.Pow(2, o));
                    }
                    o += 6;
                } while (p >= 64);
                long uv2 = n ^ f[j % 9];
                uv2 = uv2 ^ 681741804 ^ uv2v ^ uv3;
                long u = 255;
                for (int i = 0; i < 4; i++)
                {
                    long r = uv2 & u;
                    r = r >> (8 * i);
                    var t = Char.ConvertFromUtf32((int)r).ToString();
                    if (t != "%") output += t;
                    u = u << 8;
                }
                j++;
            }
            return output;
        }
    }
}

openload has update