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#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);
void clear_queue(struct card_queue *cq);
#endif
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