using System;

using System.Collections.Generic;

using System.Linq;

public class Program

{

    public static void Main()

    {

        List<int> myList = new List<int>(){1,2,3,4};

                    Console.WriteLine("{0}\t{1}","MyList Length",myList.Count());

​

        var result = myList.Where(i=> i > 3).ToList();

        Console.WriteLine("{0}\t{1}","result Length",result.Count());

        foreach(var num in result)

        {

        Console.WriteLine(num);

        }

        myList.Add(5);

                Console.WriteLine("{0}\t{1}","MyList Length",myList.Count());

​

        foreach(var res in result)

        {

            Console.WriteLine("{0}\t{1}",res,"Hmm");

        }

    }

}