void main () {
	var list = new Gee.ArrayList<string> ();
	list.add ("1");
	list.add ("2");
	list.add ("3");

	var it = list.bidir_list_iterator ();
	for (var has_next = it.first (); has_next; has_next = it.next ()) {
		var next = list.bidir_list_iterator ();
		next = it;
		next.next ();
		stdout.printf ("list[%d] = %s, ", it.index (), it.get ());
	}
	stdout.printf ("\n");
}