void main() {
  var deck = new Deck();
  print(deck);
 	deck.removeCard('Diamonds', 'Ace');
  print(deck);
}
class Card {
  String rank;
  String suit;

  Card({this.suit, this.rank});

  toString() {
    return '$rank of $suit';
  }
}

class Deck {
  List<Card> cards = [];

  Deck() {
    var ranks = ['Ace', '2', '3', '4', '5', '6', '7', '8','9', 'J', 'Q', 'K'];
    var suits = ['Diamonds', 'Heards', 'Clubs', 'Spades'];

    for (var suit in suits){
      for (var rank in ranks){
        var card = new Card(
          suit: suit,
          rank: rank
        );
        cards.add(card);
      }
    }
  }

  toString() {
    return cards.toString();
  }

  shuffle() {
    cards.shuffle();
  }

  cardsWithSuit(String suit) {
    return cards.where((card) => card.suit == suit);
  }

  deal(int handSize) {
    var hand = cards.sublist(0, handSize);
    cards = cards.sublist(handSize);

    return hand;
  }

  removeCard(String suit, String rank) {
    cards.removeWhere((card) => (card.suit == suit && card.rank == rank));
  }
}