Untitled

import java.util.Scanner;

class Book  {
    private int ISBN;
    private String bookTitle;
    private int numberOfPages;
    private int count;

    public Book(int ISBN, String bookTitle, int numberOfPages) {
        this.ISBN = ISBN;
        this.bookTitle = bookTitle;
        this.numberOfPages = numberOfPages;
        this.count = 0;
    }

    public Book() {
        this(0, "", 0);
    }


    public String toString() {
        return "ISBN: " + ISBN + ", Title: " + bookTitle + ", Pages: " + numberOfPages + ", Count: " + count;
    }

    public int compareTo(Book other) {
        if (this.numberOfPages > other.numberOfPages) {
            return 1;
        } else if (this.numberOfPages < other.numberOfPages) {
            return -1;
        } else {
            return 0;
        }
    }

    public int getCount() {
        return count;
    }

    public int getNumberOfPages() {
        return numberOfPages;
    }
}

class Main {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        Book[] books = new Book[5];

        for (int i = 0; i < 5; i++) {
            System.out.println("Enter details for Book " + (i + 1) + ":");
            System.out.print("ISBN: ");
            int isbn = scanner.nextInt();
            scanner.nextLine(); // Consume the newline character
            System.out.print("Title: ");
            String title = scanner.nextLine();
            System.out.print("Number of Pages: ");
            int pages = scanner.nextInt();

            books[i] = new Book(isbn, title, pages);
        }

        // Display all books
        displayAll(books);

        // Compare two books based on their pages
        System.out.println("Comparison result: " + books[0].compareTo(books[1]));

        // Demonstrate isHeavier method
        System.out.println("Is book 1 heavier? " + isHeavier(books[0]));
    }

    public static void displayAll(Book[] books) {
        System.out.println("All Books:");
        for (Book book : books) {
            System.out.println(book.toString());
        }
    }

    public static boolean isHeavier(Book book) {
        return book.getNumberOfPages() > 500;
    }
}