urbanfly

// https://github.com/erikdietrich/ChessTDD/blob/master/Chess/Piece.cs

using System.IO;
using System;
using System.Collections.Generic;

class Program
{
    static void Main()
    {

urbanfly

 | A B C D E
------------
1| - w w w w
2| h
3| h
4| h
5| h

urbanfly

using System;
using System.Reactive.Linq;

public class Test
{
	public static void Main()
	{
		var source = Observable.Interval(TimeSpan.FromSeconds(.25))
			.Select(x => x % 10 < 5 ? "A" : "B")
			.Take(20)