public class Card implements Comparable<Card>{

    private Suit suit;
    private Rank rank;

    public Card(Suit s, Rank r) {
        this.suit = s;
        this.rank = r;
    }

    public Suit getSuit(){
        return suit;
    }

    public Rank getRank(){
        return rank;
    }

    public int compareTo(Card c) {
        if (this.getRank() == c.getRank()) {
            return this.getSuit().compareTo(c.getSuit());
        }
        else {
            return this.getRank().compareTo(c.getRank());
        }
    }

    public String toString(Card c) {
        return c.getRank().toString() + c.getSuit().toString();
    }

    public boolean equals(Card c) {
        if (this.getRank() == c.getRank()) {
            if (this.getSuit() == c.getSuit()) {
                return true;
            }
        }
        return false;
    }

    public int hashCode() {
        return hashCodeSuit(this) + hashCodeRank(this);
    }

    private int hashCodeSuit(Card c) {
        int result = 0;
        if( c.getSuit() == Suit.DIAMOND) {result = 1;}
        if( c.getSuit() == Suit.CLUB) {result = 2;}
        if( c.getSuit() == Suit.HEART) {result = 3;}
        if( c.getSuit() == Suit.SPADE) {result = 4;}
        return result;
    }

    private int hashCodeRank(Card c) {
        int result = 0;
        if( c.getRank() == Rank.TWO) {result = 20;}
        if( c.getRank() == Rank.THREE) {result = 30;}
        if( c.getRank() == Rank.FOUR) {result = 40;}
        if( c.getRank() == Rank.FIVE) {result = 50;}
        if( c.getRank() == Rank.SIX) {result = 60;}
        if( c.getRank() == Rank.SEVEN) {result = 70;}
        if( c.getRank() == Rank.EIGHT) {result = 80;}
        if( c.getRank() == Rank.NINE) {result = 90;}
        if( c.getRank() == Rank.TEN) {result = 100;}
        if( c.getRank() == Rank.JACK) {result = 110;}
        if( c.getRank() == Rank.QUEEN) {result = 120;}
        if( c.getRank() == Rank.KING) {result = 130;}
        if( c.getRank() == Rank.ACE) {result = 140;}

        return result;
    }
}