List<Department> dlist = new ArrayList<Department>();
for (int i = 0; i < 5; i++) {
Course curr = new Course("Math " + i, i * 2, i);
Course acurr = new ArtCourse(i + 20, "English" + (2 * i));
Department durr = new Department("CompSci" + i, null, i + 2);
clist.add(curr);
clist.add(acurr);
dlist.add(durr);
}