using System;

using System.Linq;

using System.Diagnostics;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var list = Enumerable.Range(1,100000).ToList();

        var stopwatch = Stopwatch.StartNew();

        while (list.Any())

        {

            list.RemoveAt(0);

        }

        stopwatch.Stop();

        Console.WriteLine("list emptying: " + stopwatch.ElapsedMilliseconds);

        var queue = new Queue<int>();

        foreach (int i in Enumerable.Range(1,10000))

        stopwatch = Stopwatch.StartNew();

        while (queue.Any())

        {

            queue.Dequeue();

        }

        stopwatch.Stop();

        Console.WriteLine("queue emptying: " + stopwatch.ElapsedMilliseconds);

    }

}