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| Name | Start time |
|---|---|
| (China) National Olympiad in Informatics 2020 Day 1 | 2025-08-17 10:06:40 |
| Baltic Olympiad in Informatics 2025 Day 1 | 2025-07-25 08:00:07 |
| Asia-Pacific Informatics Olympiad 2019 (APIO 2019) | 2025-07-24 12:00:06 |
| 2021 Canadian Computing Olympiad Day 2 | 2025-03-05 13:40:58 |
| 2021 Canadian Computing Olympiad Day 1 | 2025-03-04 13:10:11 |
| 2023 Canadian Computing Olympiad Day 2 | 2025-02-15 13:22:50 |