public List <KeyValuePair <string, string> > GetBooksByGenre(string typeOfBook) { return(BooksByGenreFromTitle.FindAll(x => x.Value == typeOfBook)); }
public void AddBook(string bookName, string author, string genre) { BooksAndAuthors.Add(new KeyValuePair <string, string>(author, bookName)); BooksByGenreFromTitle.Add(new KeyValuePair <string, string>(bookName, genre)); }