playingWithCursorPositionCsharp

// Declaring the integers used for positioning.
protected static int origingalRow;
protected static int originalColoumn;

protected static void WriteAt(string s, int x, int y)
{
    // If an exception (error) is thrown insde the catch,
    // the program will, in fact, not crash and whatever code inside catch will be run.
    try
    {
        // Sets the position to write on and then writes there.
        Console.SetCursorPosition(originalColoumn + x, origingalRow + y);
        Console.Write(s);
    }
    catch (ArgumentOutOfRangeException e)
    {
        // Clear the Console and write the exception message.
        Console.Clear();
        Console.WriteLine(e.Message);
    }
}

// For the fun of it, let's create a Timer.
protected static Timer timer;

static void Main(string[] args)
{
    // Clear screen, then save the top and left coordinates,
    // which should be top of the screen at the moment
    Console.Clear();
    originalColoumn = Console.CursorLeft;
    origingalRow = Console.CursorTop;

    // Instantiate timer with an interval of 0.2 seconds. 
    timer = new Timer(200);
    // Everytime that interval's been reached, fire off this event.
    timer.Elapsed += advancedTimer_Elapsed;
    // Enable the timer to start printing stuff.
    timer.Enabled = true;

    // This one waits for user input, as long as none is given, the progam will go on forever.
    // (I.E. a key is not pressed)
    Console.ReadKey();
    // Will just flash by as the program will be closing.
    Console.WriteLine("Terminating the application...");

}

// Create a list of all the letters in the English alphabet
protected static List<string> englishAlphabet = new List<string>()
{
    "a", "b", "c", "d", "e", "f", "g", "h", "i", "j", "k","l","m", "n", "o","p","q","r","s","t","u", "v", "x", "y", "z"
};

private static void advancedTimer_Elapsed(object sender, ElapsedEventArgs e)
{
    // Instantiate a Random object. Only one, though!
    Random random = new Random();

    // A letter somewhere from the English alphabet.
    string letter = englishAlphabet[random.Next(0, englishAlphabet.Count)];
    
    // Get the coordinates
    int x = random.Next(0, 5);
    int y = random.Next(0, 5);

    // Print the letter at x and y.
    WriteAt(letter, x, y);
}