public void First()
        {
            var input = 1;

            var output = Des05.First(_input, input);

            _testOutputHelper.WriteLine(output.ToString());
        }
        public void Second()
        {
            var input = 5;

            var output = Des05.Second(_input, input);

            _testOutputHelper.WriteLine(output.ToString());
        }
        public void Instruction_Performs_Correctly()
        {
            var list = new List <int>()
            {
                3, 0, 4, 0, 99
            };
            var output = Des05.First(list, 42);

            _testOutputHelper.WriteLine(output.ToString());
        }
        public void Test()
        {
            var list = new List <int> {
                3, 9, 8, 9, 10, 9, 4, 9, 99, -1, 8
            };
            var output = Des05.Second(list, 8);

            Assert.Equal(1, output);

            output = Des05.Second(list, 9);
            Assert.Equal(0, output);
        }