Playing Card Deck

PlayingCardDeckInit

- (instancetype)init
{
    self = [super init];    
    self.cards = [[NSMutableArray alloc] init];
    
    NSArray *suits = @[@"♣",@"♥",@"♦",@"♠"];
    
    for (NSInteger i=0; i<4; i++){
        
        for (NSInteger j=0; j<13; j++){
            
            FISPlayingCard *card = [[FISPlayingCard alloc]initWithSuit:suits[i] rank:@(j)];
            [self.cards addObject:card];
        }
    }
    return self;
}