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| Name | Start time |
|---|---|
| IOI 2025 Training Series #3 | 2025-07-25 21:42:15 |
| IOI 2025 Training Series #2 | 2025-07-21 13:55:22 |
| IOI 2025 Training Series #1 | 2025-07-20 20:22:20 |
| Baltic Olympiad in Informatics 2025 Day 1 | 2025-06-13 14:38:30 |
| Asia-Pacific Informatics Olympiad 2025 (APIO 2025) | 2025-05-20 20:11:32 |