public bool IsTwoPair(IHand hand) { if (!IsValidHand(hand)) return false; return hand.TimesXOfKind(2) == 2; }
public bool IsOnePair(IHand hand) { if (!IsValidHand(hand)) return false; return hand.TimesXOfKind(2) == 1 && !hand.IsFaceRepeated(3); }
public bool IsTwoPair(IHand hand) { if (!EnsureValidHand(hand, THROW_ARG_EX)) return false; // can't be 3, 4, same suit, or consecutive return hand.TimesXOfKind(2) == 2; }
public bool IsOnePair(IHand hand) { if (!EnsureValidHand(hand, THROW_ARG_EX)) return false; // can't be 4, same suit, or consecutive return hand.TimesXOfKind(2) == 1 && !hand.HasXOfKind(3); }