using System;

using System.Collections.Generic;

public class Program

{

    public static void Main()

    {

        Console.WriteLine("Start");

        var yields = Yields();

        Console.WriteLine("Yieldig starts only now");

        foreach (var value in yields)

        {

            Console.WriteLine("Got new yield");     

            Console.WriteLine($"Yielded {value}");

        }

    }

    public static IEnumerable<string> Yields()

    {

        Console.WriteLine("Yields started");

        Console.WriteLine("Getting A");

        yield return "A";

        Console.WriteLine("Getting B");

        yield return "B";

        Console.WriteLine("Getting C");

        yield return "C";

    }

}