The aim of this assignment is to create a class to represent a gadget, together with two subclasses to
represent a mobile phone and an MP3 player respectively. You will also need to write a report about
your program. You are advised to study the learning aid on reflective practice, which is linked from
WebLearn. Your report should be no more than 1200 words in length (excluding the table of contents,
class diagram and code listing).