using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        int[] array = new [] { 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11};

        var enumerable = Create(array);

        foreach (var item in enumerable){

            Console.WriteLine(item);    

        }

    }

    private static IEnumerable<int> Create(int[] array)

    {

    }

}