1. Barber Shop 1 Barber Customer Queue

2. 2 C1C2C3 Barber Before Opening Customers waiting in queue

3. 3 C1C2C3 Barber Barber Shop Opens C2C3 C1 Barber removes customer from the queue Barber wakes up customer after the hair cut

4. 4 C2C3 Barber Barber Shop Opens C3 C1C2

5. 5 C3 Barber Barber Shop Opens C2C3

6. 6 Barber Barber goes to sleep

7. 7 C4 Barber New Customer Comes Customer wakes up barber before goes to sleep C4

8. 8 C5C6 Barber New Customer Comes C4

9. 9 C5C6 Barber Barber Shop Closing C4 Barber should finish all waiting customers

10. 10 C5C6 Barber Barber Shop Closing C4 C7 New customers don’t wait when shop is closing

11. 11 C6 Barber Barber Shop Closing C5 C8 New customers don’t wait when shop is closing

12. 12 Barber Barber Shop Closing C6 C9 New customers don’t wait when shop is closing

13. 13 Barber Barber Shop Closed Barber shop can open again

14. 14 C10C11 Barber Barber Shop Closed New customers wait when shop is closed

15. 15 C10C11 Barber Barber Shop Opens C11 C10 Barber removes customer from the queue Barber wakes up customer after the hair cut

16. 16 C11 Barber Closing Before Exiting C11

17. 17 Barber Closing Before Exiting Asking user Yes/No

18. 18 C1C2C3 Barber User No Customers come and wait

19. 19 C1C2C3 Barber Exiting Before Opening Clear customer queue

20. Test 4 (Final) 60 points 5:00 – 6:52, Tuesday, May 14 Section 1 and 2: Lab 009 20

21. Project Phase IV 40 points Demo by 11:30 AM, Friday, May 17 Drop solution before demo Evaluation email –One hour before demo – for each student –Including yourself 21