February 29, 2016 at 5:00 AM (UTC)
29 февраля - 4 марта. Старшая лига - Декартово Дерево
Upsolve
Feb 29, 2016
Ended 10 years ago
Unknown
13.7
days
14
Problems
- Start time
- February 29, 2016 at 5:00 AM (UTC)
- End time
- March 13, 2016 at 9:59 PM (UTC)
- Format
- IOI, 14 problems, 13.708 days