public void Solution()
        {
            /*
             * How many reversible numbers are there below one-billion (109)?
             *
             */

            var sut = new E145ReversibleNumbers();

            Assert.Equal(608720, sut.GetBelow(1000000000));

            /*
             * Congratulations, the answer you gave to problem 145 is correct.
             * You are the 14660th person to have solved this problem.
             * This problem had a difficulty rating of 20%.
             *
             */
        }
        public void Test_1()
        {
            var sut = new E145ReversibleNumbers();

            Assert.Equal(120, sut.GetBelow(1000));
        }