public static void main(String[] args) {
		Array<Integer> A = new Array<Integer>(Integer.class, 11);
		Wrapper<Integer> x = new Wrapper<Integer>(0);

		assert (A.read(0, x) == false);
		assert (A.read(1, x) == false);

		A.write(1, 5);
		assert (A.read(1, x) == true && x.object == 5);
		assert (A.read(2, x) == false);

		A.write(2, 27);
		assert (A.read(2, x) == true && x.object == 27);
		assert (A.read(7, x) == false);

		A.write(7, -19);
		assert (A.read(7, x) == true && x.object == -19);
	}