public void Test1()
        {
            var numberOfElements = 5;
            var queries          = new int[3][];

            queries[0] = new int[] { 1, 2, 100 };
            queries[1] = new int[] { 2, 5, 100 };
            queries[2] = new int[] { 3, 4, 100 };

            var expectedMaxValue = 200;

            var actualMaxValue = solution.arrayManipulation(numberOfElements, queries);

            Assert.AreEqual(expectedMaxValue, actualMaxValue);
        }