public static void main(String string[])
	{
		int s[] = { 0, 1, 3, 0, 5, 3, 5, 6, 8, 8, 2, 12 };
		int f[] = { 0, 4, 5, 6, 7, 9, 9, 10, 11, 12, 14, 16 };

		ActivitySelection as = new ActivitySelection(s, f);
		System.out.println(as.n + " : " + as.maximalSet);
	}