public void Lab113ArrayListTest()
        {
            var instance = new arrayList();

            Assert.AreEqual(480, instance.arrayListMethod(1, 2, 3, 4));
            Assert.AreEqual(48000, instance.arrayListMethod(10, 20, 30, 40));
        }
        public void Lab113ArrayListTest()
        {
            var expected       = -10;
            var instanceLab113 = new arrayList();

            var actual = instanceLab113.arrayListMethod(10, 20, 30, 40);

            Assert.AreEqual(expected, actual);
        }