CRC Cards

USER

Class	Responsibility	Collaborators
User	Manage user details like name, email, phone, etc.	Entrant
	Generate and manage user profiles like profile pics	EventList

ENTRANT

Class	Responsibility	Collaborators
Entrant	Join and leave events	Event
	Manage notifications related to event participation	Notification
	Scan QR codes for event participation	QRCode

EVENTLIST

Class	Responsibility	Collaborators
EventList	Maintain lists of event participants (waiting list, etc.)	Entrant
	Manage event lists for users	User

ORGANIZER

Class	Responsibility	Collaborators
Organizer	Create and manage events	Event
	Generate QR codes for events	QRCode
	Manage the profile of facilities	Facility

EVENT

Class	Responsibility	Collaborators
Event	Manage event details (facility, registration deadline, etc.)	Facility
	Track entrants and manage their participation	Entrant
	Assign a poster to the event	Poster
	Generate QR code for event	QRCode

QRCODE

Class	Responsibility	Collaborators
QRCode	Manage QR codes for event registration	Event
	Scan codes to confirm entrant participation	Entrant

FACILITY

Class	Responsibility	Collaborators
Facility	Maintain facility details (location, name, pictures)	Event

NOTIFICATION

Class	Responsibility	Collaborators
Notification	Send and receive event-related notifications	Entrant