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已解決的問題：共 26 道題
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無Virtual Participations：共 5 场比赛
| Name | Start time |
|---|---|
| 2025 全国青少年信息学奥林匹克竞赛冬令营 (NOI Winter Camp 2025 / WC 2025) | 2025-01-31 07:07:26 |
| International Olympiad in Informatics 2024 Day 2 | 2024-12-26 08:13:15 |
| International Olympiad in Informatics 2024 Day 1 | 2024-12-18 08:02:35 |
| (China) National Olympiad in Informatics 2024 Day 2 | 2024-07-28 13:29:45 |
| (China) National Olympiad in Informatics 2024 Day 1 | 2024-07-27 13:30:03 |