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| The 22nd Japanese Olympiad in Informatics Spring Training Camp (JOISC 2022/2023) Day 1 | 2025-12-12 21:38:29 |
| International Olympiad in Informatics 2020 Day 2 | 2025-09-06 12:23:25 |
| Baltic Olympiad in Informatics 2022 Day 2 | 2025-08-20 20:08:08 |
| Baltic Olympiad in Informatics 2022 Day 1 | 2025-08-16 21:52:02 |
| International Olympiad in Informatics 2020 Day 1 | 2025-07-23 18:10:47 |
| International Olympiad in Informatics 2019 Day 2 | 2025-07-22 18:02:32 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 4 | 2025-07-16 19:56:38 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 3 | 2025-07-05 16:23:53 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 2 | 2025-07-02 21:04:45 |
| The 24th Japanese Olympiad in Informatics Spring Training (JOIST 2024/2025) Day 1 | 2025-06-29 19:36:54 |
| International Olympiad in Informatics 2019 Day 1 | 2025-06-01 19:40:13 |
