16. Challenge oxford comma

16.1 Challenge - oxford comma

Please bring me a pencil, eraser, and notebook.

Notice that there is a comma after eraser. That’s oxford comma.

The opposite of oxford comma is “AP style”. Newspapers mostly follow “AP style”

The challenge is to convert a sentence from “AP style” to “oxford comma” style.

Input : This book is dedicated to Jack, Ryan and Amy.

Output : This book is dedicated to Jack, Ryan, and Amy.