static void Main(string[] args)
{
Book book1 = new Book("Phil Knight", "Shoe Dog: A Memoir by the Creator of Nike", "386", false);
Book book2 = new Book("Eric Berne", "Games People Play", "216", false);
Book book3 = new Book("Paul Chaloner", "This is Esports", "256", false);
Book book4 = new Book("George R. R. Martin", "A Song of Ice and Fire", true);
book1.Output();
book2.Output();
book3.Output();
book4.Output();
Console.ReadKey();
}
static void Main(string[] args)
{
Book bouk1 = new Book("Aleksandr", "Pushkin", "546", false);
Book bouk2 = new Book("Lev", "Tolstoy", "724", false);
Book bouk3 = new Book("Aleksandr", "Block", "285", false);
Book bouk4 = new Book("Cergey", "Esenin", true);
bouk1.Output();
bouk2.Output();
bouk3.Output();
bouk4.Output();
Console.ReadKey();
}