/// <summary>
/// Decodes a deck from it's encoded string. Can display deck at https://playartifact.com/d/{url}
/// </summary>
/// <param name="encodedDeckString">The base64 encoded string of the deck</param>
/// <returns></returns>
public async Task <DecodedDeck> DecodeDeckAsync(string encodedDeckString)
{
if (string.IsNullOrEmpty(encodedDeckString))
{
return(null);
}
return(await DeckDecoder.DecodeAsync(encodedDeckString));
}
/// <summary>
/// Decodes a deck from it's encoded string. Can display deck at https://playartifact.com/d/{url}
/// </summary>
/// <param name="encodedDeckString">The base64 encoded string of the deck</param>
/// <returns></returns>
public DecodedDeck DecodeDeck(string encodedDeckString)
{
if (string.IsNullOrEmpty(encodedDeckString))
{
return(null);
}
return(DeckDecoder.Decode(encodedDeckString));
}
private static long Puzzle(bool recursive)
{
var match = DeckDecoder.Match(Input.Load("Puzzles.Input.input22.txt"));
var(deck0, deck1) = Play(
match.Groups[2].Captures.Select(c => byte.Parse(c.Value)).ToArray(),
match.Groups[4].Captures.Select(c => byte.Parse(c.Value)).ToArray(),
recursive);
var winningDeck = deck0.Any() ? deck0 : deck1;
return(winningDeck.AsEnumerable().Reverse().Select((n, i) => ((int)n) * (i + 1)).Sum());
}
