using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        var int1 = new List<int>{3, 2, 1};

        var int2 = new List<int>{3, 2, 1, 4, 5,6};

        var result = new HashSet<int>(int1).SetEquals(int2);

        Console.WriteLine(result);

    }

}