基于C语言的图书管理系统算法

基于C语言的图书管理系统主要包括以下几个功能模块：

1. 用户管理模块：包括用户注册、登录、修改密码等功能。

2. 图书管理模块：包括图书信息的添加、删除、修改、查询等功能。

3. 借阅管理模块：包括借书、还书、续借、逾期处理等功能。

4. 系统设置模块：包括管理员信息设置、图书分类设置、借阅规则设置等。

以下是一个简单的C语言实现的图书管理系统代码：

```c

#include

#include

#include

#include

typedef struct {

char name[50];

int id;

char category[50];

} Book;

typedef struct {

int id;

char name[50];

char category[50];

int borrow_count;

} Borrower;

typedef struct {

Borrower borrowers[100];

int total_borrowers;

} Library;

void add_book(Book *book, Library *library);

void delete_book(Book *book, Library *library);

void update_book(Book *book, Library *library);

void find_book(Book *book, Library *library);

void find_borrower(Borrower *borrower, Library *library);

void find_borrowed_books(Borrower *borrower, Library *library);

void find_all_books(Library *library);

void find_all_borrowers(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books_by_category(Library *library);

void find_all_borrowed_books_by_id(Library *library);

void find_all_borrowed_books_by_name(Library *library);

void find_all_borrowed_books_by_category_and_name(Library *library);

void find_all_borrowed_books_by_category_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id_and_name(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowers(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books_by_category(Library *library);

void find_all_borrowed_books_by_category_and_name(Library *library);

void find_all_borrowed_books_by_category_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name_and_id_and_name_and_id(Library *library);

void find_all_borrowed_books_by_category_and_name(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library *library);

void find_all_borrowed_books(Library* library);

```