public void YatesShuffle()
{
Random rng = new Random((int)DateTime.Now.Ticks);
shuffledDeck.Clear();
shuffledDeck.AddRange(cards);
for (int n = shuffledDeck.Count - 1; n > 0; --n)
{
int k = rng.Next(n + 1);
PlayingCard temp = shuffledDeck[n];
shuffledDeck[n] = shuffledDeck[k];
shuffledDeck[k] = temp;
}
}
public void ReceiveCard(PlayingCard card)
{
cards.Add(card);
}