public void _2_2_KthToLastIterative_Test5()
        {
            int expected = 1;

            Node inputList = TestLinkedLists._12345();
            Node actual    = _practice.KthToLastIterative(inputList, 4);

            Assert.AreEqual(expected, actual.Data);
        }
        public void _2_1_RemoveDupsRecursive_Test1()
        {
            Node expected = TestLinkedLists._12345();

            Node input  = TestLinkedLists._1234555();
            Node actual = _practice.Problem_2_1_Recursive(input);

            Assert.AreEqual(true, LinkedListUtilityMethods.AreLinkedListsEqual(actual, expected));
        }