public bool SubmitAnswer(string answer)
{
if (currentItem == null)
{
throw new InvalidOperationException();
}
bool correct = new AnswerChecker().IsAcceptable(answer, CurrentItem.Definition);
CompleteAttempt(correct);
return(correct);
}
public bool SubmitAnswer(string answer)
{
if (currentItem == null)
throw new InvalidOperationException();
bool correct = new AnswerChecker().IsAcceptable(answer, CurrentItem.Definition);
CompleteAttempt(correct);
return correct;
}