import java.util.ArrayList;

import java.util.List;

// Define a Book class

class Book {

private String title;

private String author;

public Book(String title, String author) {

this.title = title;

this.author = author;

}

public String getTitle() {

return title;

}

public String getAuthor() {

return author;

}

}

// Define a Library class

class Library {

private List<Book> books;

public Library() {

this.books = new ArrayList<>();

}

public void addBook(Book book) {

this.books.add(book);

}

public void printBooks() {

for (Book book : books) {

System.out.println("Title: " + book.getTitle() + ", Author: " + book.getAuthor());

}

}

}

public class Main {

public static void main(String[] args) {

// Create a library

Library library = new Library();

// Add books to the library

library.addBook(new Book("1984", "George Orwell"));

library.addBook(new Book("To Kill a Mockingbird", "Harper Lee"));

library.addBook(new Book("The Great Gatsby", "F. Scott Fitzgerald"));

// Print all books in the library

library.printBooks();

}

}