/// <summary>
/// Method that determines if the game is not over yet and generates a new number list.
/// The score is calculated and stored.
/// </summary>
/// <returns>Integer array.</returns>
public int[] PlayRound()
{
if (IsGameOver() == false)
{
rounds++;
}
int[] numbers = _numberList.FillNumberList();
score += CalculateRoundScore();
return(numbers);
}