@Test
    public void randomizedTest() {
        AListNoResizing<Integer> correct = new AListNoResizing<>();
        BuggyAList<Integer> broken = new BuggyAList<>();

        int N = 500;
        for (int i = 0; i < N; i += 1) {
            int operationNumber = StdRandom.uniform(0, 4);
            if (operationNumber == 0) {
                // addLast
                int randVal = StdRandom.uniform(0, 100);
                correct.addLast(randVal);
                broken.addLast(randVal);
                System.out.println("addLast(" + randVal + ")");
            } else if (operationNumber == 1) {
            ...
        }
    }