using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Hook0");

        var enumerator = GetCoisasDaGeladeira();

        while(enumerator.MoveNext())

        {

            Console.WriteLine("BaseCode");

            Console.WriteLine(enumerator.Current);

        }

    }

    public static IEnumerator<object> GetCoisasDaGeladeira()

    {

        yield return  "Maionese";

        Console.WriteLine("InnerCode Maionese");

        var ovos = new []{"Ovo","Ovo Choco", "Ovo"};

        foreach(var o in ovos){

            yield return o;

            Console.WriteLine("InnerCode Ovo");

        }

        yield return "Torta";

        yield return "Ketchup";

        Console.WriteLine("InnerCode End");

    }

}