@Test
    public void addRemoveMilTimeTest() {
        ArrayHeapMinPQ<Integer> update = new ArrayHeapMinPQ<>();
        Stopwatch sw = new Stopwatch();
        for (int i = 0; i < 1000000; i++) {
            update.add(i,Math.random() * 10);
        }
        for (int i = 0; i < 1000000; i++) {
            update.removeSmallest();
        }
        System.out.println("Time: " + sw.elapsedTime());
    }