prc 1 / java

// Main.java

package com.company;

import java.io.*;
import java.lang.String;

public class Main
{
    public static void main(String[] args)
    {
        Book[] books = new Book[10];

        for (int i = 0; i < 10; i++)
        {
            books[i] = new Book(String.format("Книга #%d", i + 1),  String.format("Книга #%d", i + 1));
        }

        for (int i = 0; i < 10; i++)
        {
            System.out.println(books[i]);
        }
    }
}

// Books.java
package com.company;

public class Book
{
    private String bookName;
    private String bookAuthor;

    public String getBookName()   { return bookName;   }
    public String getBookAuthor() { return bookAuthor; }

    public void setBookName   (String value) { bookName = value;   }
    public void setBookAuthor (String value) { bookAuthor = value; }

    public Book(String bookName, String bookAuthor)
    {
        this.bookName = bookName;
        this.bookAuthor = bookAuthor;
    }

    public Book() { }

    @Override
    public String toString()
    {
        return String.format("Книга \"%s\" Автора \"%s\"", getBookName(), getBookAuthor());
    }
}