#ifndef H_SENTRY_CARD_QUEUE
#define H_SENTRY_CARD_QUEUE

struct card_queue_item {
    const char *str;
    struct card_queue_item *next;
};

struct card_queue {
    struct card_queue_item *first;
    struct card_queue_item *last;
};

void init_queue(struct card_queue *cq);
void push_queue(struct card_queue *cq, const char *str);
struct card_queue_item* get_next_card_from_queue(struct card_queue *cq,
                                                 struct card_queue_item *prev);
int find_out_card_quantity_in_cq(const struct card_queue *cq);
int is_empty_queue(struct card_queue *cq);
const char* pop_card_queue(struct card_queue *cq);

#endif