c++

Library Class

**You should have separate files for class definition and implementation: Library.h and Library.cpp

Create a class Library, with separate interface and implementation, comprised of the following attributes:

Data members (private):
Book array: books	An array of Book objects
User array: users	An array of User objects
int: numBooks	Number of books in the database (library)
int: numUsers	Number of users in the database (library)
int: sizeBook	The capacity of the books array (200). Constant
int: sizeUser	The capacity of the users array (200). Constant
Member functions (public):
Default constructor	Sets both numBooks and numUsers to value 0.
readBooks(string)	Takes a string (the name of the file to be read) and populates the books array. Returns the total number of books in books array as an integer
readRatings(string)	Takes a string (the name of the file to be read) and populates the users array. Returns the total number of users in users array as an integer
printAllBooks()	Prints all books stored in books array.
getCountReadBooks(string)	Takes a string (username) and returns the number of books read by that user as an integer.
calcAvgRating(string)	Takes a string (the title of a book) and returns the average rating of the specified book as a double
addUser(string)	Takes a string (username) and returns True if the username is successfully added to the database. Otherwise, returns False.

checkOutBook(string, string, int)	Takes two strings and an integer for username, title of book, and a new rating, respectively (in this order). Returns True if the rating is successfully updated. Otherwise, returns False.
viewRatings(string)	Takes a string (username) and prints all the books a user has provided ratings for.
getRecommendations(string	) Takes a string username and prints the first 5 book recommendations from the most similar (other) user.