Library book accounting program

• C ++ programming language.
• Microsoft Visual Studio 2019 development environment.
• Project form - console.
• Programming paradigm - object-oriented.
• Method of data organization - fields of the corresponding classes.
• Method of data storage - files.

PROGRAM DESIGN

Data organization:

• as a choice of input method description: BOOK class, fields: num, author, name, year, edition, pages, ticket, av, user, pass;

• as a way to combine input: the global variable arr [n] (# define n 10) and the global variable temp are created in BOOK

Functionality

User functions:

• void display () - output of all data about books;
• void find () - search for a book by a certain parameter;
• void sorting () - sort books by a certain parameter;
• void status () - display a list of books that are currently with readers or in the library;

Administrator functions:

• userdisplay () - output of all user data;
• adduser () - add a new user;
• edit () - edit user data;
• delus () - delete user;
• writefile () - write data to a file
• addfile () - add a new book to the existing file at the end;
• editrec () - edit book data;
• delrec () - delete book data;
• delfile () - delete the file;