static void Main(string[] args)
{
char[] letter = { 'X', 'O' };
Console.WriteLine(" Welcome to Tic Tac Toe Game");
// TicTacToe.chooseLetter(letter);
TicTacToe.play(letter);
string anotherGame = Console.ReadLine();
if (anotherGame == "YES")
{
Console.WriteLine(" Play Another Game ");
TicTacToe.emptyTheBoard();
TicTacToe.play(letter);
}
}