static void Main(string[] args)
{
var nd = new NextDigitSelectionAlgorithm();
var hd = new HalfwayDigitSelectionAlgorithm();
string puzzleInput = File.ReadAllText(@"..\..\..\PuzzleInput.txt");
Console.WriteLine("Next digit algorithm");
Console.WriteLine(nd.CalcCaptchaSum(puzzleInput));
Console.WriteLine("--------------------------------");
Console.WriteLine("Halfway digit algorithm");
Console.WriteLine(hd.CalcCaptchaSum(puzzleInput));
Console.ReadLine();
}
public void NextDigitAlg_NullOrEmpty_Zero()
{
var sum = alg.CalcCaptchaSum(null);
Assert.AreEqual(0, sum);
var sum2 = alg.CalcCaptchaSum("");
Assert.AreEqual(0, sum2);
}