using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hello World");

        List<int> myList = new List<int>();

        for(int i = 0; i < 10; ++i)

        {

            myList.Add(i);

        }

        Shuffle(myList);

        for(int i = 0; i < 10; ++i)

        {

            Console.WriteLine(myList[i].ToString());

        }

    }

    public static void Shuffle(List<int> list)

    {

        var rand = new Random();

        for(int i = 0; i < list.Count; ++i)

        {

            int index = rand.Next(0, list.Count);

            int element = list[index];

            list.RemoveAt(index);

            index = rand.Next(0, list.Count);

            list.Insert(index, element);

        }

    }

}