using System;

using System.Collections;

using System.Collections.Generic;

using System.Linq;

​

public class Program

{

    public static void Main()

    {

        var array = new int[]{1, 2, 3,1};

        var arrayb = new int[]{1,2,3,1};

        Console.WriteLine(array.Equals(arrayb));

        Console.WriteLine("Hello World");

    }

}