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| Name | Start time |
|---|---|
| Korea IOI Team Selection Test (KOI TST) 2025, 2nd Selection Contest | 2025-07-25 14:11:48 |
| Ukrainian Olympiads in Informatics 2025, Stage IV, Day 1 | 2025-07-24 18:30:30 |
| Central European Olympiad in Informatics 2020 Day 2 (CEOI 2020 Day 2) | 2025-07-23 18:44:48 |
| (China) National Olympiad in Informatics 2024 Day 1 | 2025-07-22 18:54:37 |