public override string Solve(string input, int part)
{
KnotHash knotHash = new KnotHash(256);
switch (part)
{
case 1:
knotHash.InitializeWeak(input);
return("" + knotHash.hash[0] * knotHash.hash[1]);
case 2:
knotHash.InitializeStrong(input);
return(knotHash.ToHexString());
}
return(String.Format("Day 10 part {0} solver not found.", part));
}