public void TestPlayingWithDigits()
        {
            var actual = PlayingWithDigits.ComputeNumber(89, 1);

            Assert.Equal(1, actual);

            actual = PlayingWithDigits.ComputeNumber(89, 1);
            Assert.Equal(1, actual);

            actual = PlayingWithDigits.ComputeNumber(89, 1);
            Assert.Equal(1, actual);
        }
        public void TestPlayingWithDigits()
        {
            var actual = PlayingWithDigits.ComputeNumber(89, 1);

            Assert.Equal(1, actual);

            actual = PlayingWithDigits.ComputeNumber(92, 1);
            Assert.Equal(-1, actual);

            actual = PlayingWithDigits.ComputeNumber(695, 2);
            Assert.Equal(2, actual);

            actual = PlayingWithDigits.ComputeNumber(46288, 3);
            Assert.Equal(51, actual);
        }