Schedule:
8:50-9:30 - registration
9:30-9:50 - announcements
9:50-11:50 - round 1
11:50-13:50 - round 2
13:50-15:00 - lunch
15:00-17:00 - round 3
17:00-19:00 - round 4 (closed)
19:30-19:40 - break announcement
19:50-21:30 - finals
22:00 - closing ceremony