public void Testmethod3()
        {
            var result = new NumbersWithEqualDigitSum().MaxSum(new int[] { 51, 32, 43 });

            Assert.AreEqual(-1, result);
        }
        public void Testmethod5()
        {
            var result = new NumbersWithEqualDigitSum().MaxSum(new int[] { 51, 51, 51, 51, 51, 51 });

            Assert.AreEqual(102, result);
        }
        public void Testmethod1()
        {
            var result = new NumbersWithEqualDigitSum().MaxSum(new int[] { 51, 71, 17, 42 });

            Assert.AreEqual(93, result);
        }