public static void Main()
Console.WriteLine("Choose a colour");
string colour = Console.ReadLine();
case "blue": Console.WriteLine("Ahh yes..Blue is a nice colour, the colour that's connecting the world with the heavens..");
case "purple": Console.WriteLine("that is a beautiful colour, mysterious");
case "yellow": Console.WriteLine("Isn't that a popular singer?");
default: Console.WriteLine("Never heard of the colour " +colour+ " before");