public static void Main()
{
// Change console's output encoding to UTF-8.
Console.OutputEncoding = System.Text.Encoding.UTF8;
// Create an object of class Turtle and call it "donatello". Why not? He is a programmer too.
Turtle donatello = new Turtle();
// Create an object of class ConsoleKey and assign it to any key we don't use in the app (Space Bar).
ConsoleKey keyPressed = ConsoleKey.Spacebar;
// While user don't press "ESC" button.
while (keyPressed != ConsoleKey.Escape)
{
// Clear Console window from any previous characters.
Console.Clear();
// Call donatello's "DisplayCommands()" method, which prints a hint for a user with all possible commands.
donatello.DisplayCommands();
// Call donatello's "PrintAnArray()" method to print two-dimentional array.
donatello.PrintAnArray();
// Read a key pressed by a user and assign it to "keyPressed" local variable.
keyPressed = Console.ReadKey(true).Key;
// Call donatello's "PerformAnAction()" method, which perform different actions (if do) depending on key pressed.
donatello.PerformAnAction(keyPressed);
}
}