static void Main(string[] args)
{
var originalList = ListGenerator.MakeValueEqualsIndexList(256);
var knotterPart1 = new ListKnotter <int>(originalList);
var lengthsPart1 = LENGTHS_STRING.Split(',').Select(s => int.Parse(s)).ToList();
var outputPart1 = knotterPart1.ApplyTwists(lengthsPart1, 1);
var product = outputPart1[0] * outputPart1[1];
Console.WriteLine("Product of first two values of twisted list for part 1: {0}", product);
var outputPart2 = KnotHasher.Hash(LENGTHS_STRING);
Console.WriteLine("Hashed value for part 2: {0}", outputPart2);
Console.ReadLine();
}
public static string Hash(string input)
{
var lengths = AsciiConverter.ConvertString(input);
lengths.AddRange(APPENDED_LENGTH_SEQUENCE);
var listToKnot = ListGenerator.MakeValueEqualsIndexList(256);
var knotter = new ListKnotter <int>(listToKnot);
var sparseHash = knotter.ApplyTwists(lengths, 64);
var denseHash = new List <int>();
for (int i = 0; i < 16; i++)
{
var range = sparseHash.GetRange(i * 16, 16);
var denseValue = range.Aggregate((x, y) => x ^ y);
denseHash.Add(denseValue);
}
var hash = denseHash.Aggregate("", (agg, next) => agg + next.ToString("X2"));
return(hash.ToLower());
}
