static void Main(string[] args)
{
ConsoleKeyInfo consoleKeyInfo;
Flashlight myFlashlight = new Flashlight();
do
{
consoleKeyInfo = Console.ReadKey(true);
if (consoleKeyInfo.Key == ConsoleKey.A)
{
myFlashlight.Run();
}
} while (consoleKeyInfo.Key != ConsoleKey.Escape);
}