Problem

A book could be written by a single author or multiple authors. Consider the organization...

A book could be written by a single author or multiple authors. Consider the organization of a dictionary, e.g., what should be used as the key in the dictionary?

(a) What should the organization of the dictionary be if we want to find the names of all the books written by a given author?


(b) What should the organization of the dictionary be if we want to find the names of all the authors of a given book?


(c) Find a list of books and authors on the Internet (there are many). Put the list in a file. Write a program to read the books and authors in the file and put them in a dictionary. Output the books organized by author.

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