public ExamController()
{
display = new Display();
while (exam is null)
{
try
{
display.Input();
exam = new Exam
(
display.StartHour,
display.StartMinutes,
display.ArrivalHour,
display.ArrivalMinutes
);
}
catch (Exception e)
{
display.Response = e.Message;
display.ShowResponse();
}
}
display.Response = exam.Calculate();
display.ShowResponse();
}