public override int AddCourse(Course course)
{
// If the student already exists
if (this.courses.Any(c => c.Code == course.Code))
return -1;
// If the student exceeds their max number of courses or their max weekly hours
if (this.courses.Count == MaxNumCourses || (course.WeeklyHours + this.TotalWeeklyHours()) > MaxWeeklyHours)
return 0;
// Otherwise add the course to the student
this.courses.Add(course);
return 1;
}
public abstract int AddCourse(Course course);