Input Phone Number Formatting 2

using System;

class Tel
{
    public static void Main()
    {
        string tel = "(+359) ";
        Console.Write("{0}", tel);
        ConsoleKeyInfo key;

        int count = 0;

        do
        {
            key = Console.ReadKey();
            tel += key.KeyChar;
            count++;

            int x = tel.Length;

            if (count > 2 && count % 2 == 1)
            {
                Console.SetCursorPosition(x + 1, 0);
                tel += " ";
            }

        } while (key.Key != ConsoleKey.Enter && count < 9);

        Console.WriteLine();
        Console.WriteLine(tel);
    }
}