public Optional SelectOptionalCourses(Optional optional)
{
while (optional.ChosenCredits < optional.Credits)
{
Console.WriteLine("Select {0} credits in {1}:", optional.Credits - optional.ChosenCredits, optional.Name);
foreach (var course in optional.Courses)
{
Console.WriteLine("\t{0} {1}", course, Course.Courses[course].Credits);
}
Console.WriteLine("Select a course> ");
string input = Console.ReadLine();
optional.Choose(input);
}
return(optional);
}
