/* package whatever; // don't place package name! */
 
import java.util.*;
import java.lang.*;
import java.io.*;
 
/* Name of the class has to be "Main" only if the class is public. */
class Ideone
{
	public static class Book {
		public Book(String name, String author, String isbn) {
			this.name = name;
			this.author = author;
			this.isbn = isbn;
		}
 
		protected String name, author, isbn;
 
		@Override
		public String toString() {
			return name + "," + author + "," + isbn;
		}
	}
 
	private static ArrayList<Book> books = new ArrayList<>();
	public static void fillArrayListOfBooks() {
    	for (int i = 0; i < 10; i++) {
	        books.add(new Book("Book" + i, "Author" + i, "isbn" + i));
	    }
	}
 
	public static void main (String[] args) throws java.lang.Exception
	{
		fillArrayListOfBooks();
		for (Book b : books) {
			System.out.println(b);
		}
	}
}

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