Avian Open Round #1
By Avian™
Avian Open Round #1
Thu, Jul 30 2026 10:00 PM BDT 120 minutes ICPC scoring 3 registered
Using AI tools (ChatGPT, Copilot, etc.) is strictly prohibited in this contest. Your camera and screen are monitored — violators will be banned and disqualified.
Open community contest — everyone is welcome. 10 problems, 2 hours, ICPC scoring, rated. Standings freeze for the final 15 minutes.
Problems
| # | Problem | Difficulty |
|---|---|---|
| A | Pairwise Swap | 800 |
| B | Bounding Box | 1000 |
| C | All the Rectangles | 1200 |
| D | N-th Gray Code | 1300 |
| E | Longest Distinct Stretch | 1400 |
| F | Closest Pair Sum | 1500 |
| G | Counting Subsets with Given Sum | 1600 |
| H | Remove Two, Five, or Six | 1800 |
| I | Misere Nim | 2000 |
| J | Avoid the Set {012, 210} | 2400 |
Participation
This contest has ended — solve its problems as practice, or race the original field with a timed virtual run (never affects the historical standings or ratings).
Standings Statistics Practice