Project Part 2: CRC Cards

Player

Responsibilities	Collaborators
Keeps a unique username	QRCode
Keeps a score

PlayerActivity

Responsibilities	Collaborators
Displays a list of QR codes a user has scanned	QRCodedb
Allow users to select a QR code and go to QRCodeActivity
Displays the user's highest and lowest scores
Displays buttons that allow the user to navigate to other pages