public void RemoveCourse(Course course)
{
bool courseFound = false;
for (int i = 0; i < this.Courses.Count; i++)
{
if (this.Courses[i].Name == course.Name)
{
courseFound = true;
this.Courses.Remove(course);
}
}
if (!courseFound)
{
throw new ArgumentException("The course does not exist in this course, so there is no need to remove it!");
}
}
public void AddCourse(Course course)
{
this.Courses.Add(course);
}