using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        List<string> list1, list2 = new List<string>(list1 = new List<string>{ "1" });

        Console.WriteLine(list1.GetHashCode());

        Console.WriteLine(list2.GetHashCode());

        foreach(var item in list1)

        {

            Console.WriteLine(item);

        }

        foreach(var item in list1)

        {

            Console.WriteLine(item);

        }

    }

}