| International Olympiad in Informatics 2025 Day 2 (IOI 2025 Day 2) | 2026-01-29 11:11:24 |
| International Olympiad in Informatics 2025 Day 1 (IOI 2025 Day 1) | 2026-01-28 10:48:38 |
| The 23rd Japanese Olympiad in Informatics Spring Training (JOIST 2023/2024) Day 1 | 2026-01-22 11:00:09 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 4 | 2026-01-21 10:45:31 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 2 | 2025-10-28 11:05:42 |
| Central European Olympiad in Informatics 2018 Day 2 (CEOI 2018 Day 2) | 2025-09-24 12:45:14 |
| Central European Olympiad in Informatics 2018 Day 1 (CEOI 2018 Day 1) | 2025-09-23 11:15:43 |
| Central European Olympiad in Informatics 2020 Day 2 (CEOI 2020 Day 2) | 2025-09-22 13:16:13 |
| Central European Olympiad in Informatics 2020 Day 1 (CEOI 2020 Day 1) | 2025-09-19 13:17:16 |
| Central European Olympiad in Informatics 2021 Day 1 (CEOI 2021 Day 1) | 2025-09-11 21:44:20 |
| Baltic Olympiad in Informatics 2025 Day 2 | 2025-07-07 10:40:01 |
| Baltic Olympiad in Informatics 2025 Day 1 | 2025-07-06 10:44:05 |
