//LinkList.h
#ifndef LINKLIST_H
#define LINKLIST_H
#include<string>
using namespace std;

typedef struct bookNode {
    string id;
    string name;
    double price;
    bookNode *next;
} book_node, *bookList;

bool isEmpty(bookList);

void create(bookList &l);

void display(bookList *l);

int getLength(bookList *l);
#endif //LINKLIST_H