using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using System.IO;

public partial class proov : System.Web.UI.Page
{
    protected void Page_Load(object sender, EventArgs e)
    {
        int[] m = { 1, 2, 3, 2 };
        GridView1.DataSource = from a in m
                               group a by a into abi
                               from b in abi
                               select b;
        GridView1.DataBind();
        GridView2.DataSource = m.Where(a => (a > 1));
        GridView2.DataBind();
        DirectoryInfo di = new DirectoryInfo(Server.MapPath("~"));
        GridView3.DataSource = from f in di.GetFiles()
                               where f.Length > 1000
                               select f.Name;
        GridView3.DataBind();
        GridView4.DataSource = from f1 in
                                   (di.GetFiles()).Union(
                                       (from d in di.GetDirectories()
                                        from f in d.GetFiles()
                                        select f))
                               select f1.Name;
                               
        GridView4.DataBind();
        GridView5.DataSource =
                      from d in di.GetDirectories()
                      from f in d.GetFiles()
                      select new
                      {
                          fail = f.Name,
                          kataloog = d.Name
                      };
        GridView5.DataBind();
        GridView6.DataSource =
                      (from d in di.GetDirectories()
                       from f in d.GetFiles()
                       select new
                       {
                           fail = f.Name,
                           kataloog = d.Name
                       }).Union(
                        from f2 in di.GetFiles()
                        select
                            new {fail=f2.Name, kataloog=di.Name }
                      );
        GridView6.DataBind();

    }
}