using System; using System.Collections.Generic; namespace DesignPatternTest { class Program { static void Main(string[] args) { BookShelf bookShelf = new BookShelf(); bookShelf.appendBook(new Book("Around the world in 80 days")); bookShelf…
using System; using System.Collections.Generic; namespace DesignPatternTest { class Program { static void Main(string[] args) { BookShelf bookShelf = new BookShelf(); bookShelf.appendBook(new Book("Around the world in 80 days")); bookShelf…