利用C#快速查出哪些QQ好友空间屏蔽了自己

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

namespace ConsoleApp6
{
    class Program
    {
        static void Main(string[] args)
        {


            string url = "http://user.qzone.qq.com/<<QQ>>/infocenter";

            string txt = "";
            StreamReader sr = new StreamReader(@"qq.txt");//里面装的是所以qq好友，直接将复制的写进去
            while (!sr.EndOfStream)
            {
                string str = sr.ReadLine();
                txt += str + "\n";
            }
            sr.Close();
            string regex1 = "name: \"(?<name>.*?)\",";//获取QQ昵称
            string regex2 = "uin: (?<qq>.*?)}";//获取QQ昵称

            MatchCollection namelist = Regex.Matches(txt, regex1);
            MatchCollection qqlist = Regex.Matches(txt, regex2);
            if (namelist.Count != qqlist.Count)
            {
                Console.WriteLine("qq昵称与QQ号数目不匹配！");
                return;
            }

            Dictionary<string, string> dic = new Dictionary<string, string>();

            for (int i = 0; i < namelist.Count; i++)
            {
                string qqname = Regex.Match(namelist[i].Value, regex1).Groups["name"].ToString().Trim();
                string qqnumber = Regex.Match(qqlist[i].Value, regex2).Groups["qq"].ToString().Trim();
                dic.Add(qqname, qqnumber);
            }


            string cookie = "#";//将复制的cookie放在里面哦

            foreach (var item in dic)
            {
                url = url.Replace("<<QQ>>", item.Value);
                HttpWebRequest req = (HttpWebRequest)WebRequest.Create(url);
                req.Method = "GET";
                req.Accept = "text/html";
                req.AllowAutoRedirect = true;
                req.Headers.Add("Encoding", Encoding.UTF8.ToString());
                req.Headers.Add("cookie", cookie);
                req.UserAgent = "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36";
                HttpWebResponse res = (HttpWebResponse)req.GetResponse();
                using (StreamReader reader = new StreamReader(res.GetResponseStream()))
                {
                    string html = reader.ReadToEnd();
                    if (!string.IsNullOrEmpty(html))
                    {
                        string filePath = System.IO.Directory.GetCurrentDirectory() + "\\" + item.Key + item.Value + ".txt";
                        using (StreamWriter sw = new StreamWriter(filePath))
                        {
                            sw.Write(html);
                        }
                        Console.WriteLine(item.Key + item.Value +"Download OK!\n");
                    }

                }
                url = url.Replace(item.Value,"<<QQ>>");
            }
            Console.WriteLine("成功啦，去程序目录一个个看吧！");
        }
    }
}