At-Home (practice) round of the 2nd International Olympiad in Artificial Intelligence (Beijing, China, 2025). Released about one month before the on-site event; results do not count toward the official ranking.

Tasks: Chameleon, Satellite Weather Forecasting, Radar (At-Home).

Source: https://github.com/IOAI-official/IOAI-2025/tree/main/At-Home-Round