public void Test1()
        {
            /*
             * A Pythagorean triplet is a set of three natural numbers, a < b < c, for which,
             */

            var sut = new E009SpecialPythagoreantriplet();

            long expected = 3 * 4 * 5;
            var  value    = sut.GetProductWhereSum(3 + 4 + 5);

            Assert.Equal(expected, value);
        }
        public void Solution()
        {
            /*
             * here exists exactly one Pythagorean triplet for which a + b + c = 1000.
             *  Find the product abc.
             */

            var sut = new E009SpecialPythagoreantriplet();

            long expected = 31875000;
            var  value    = sut.GetProductWhereSum(1000);

            Assert.Equal(expected, value);

            /*
             *  Congratulations, the answer you gave to problem 9 is correct.
             *
             *  You are the 313879th person to have solved this problem.
             */
        }