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NoneVirtual Participations：3 contests
| Name | Start time |
|---|---|
| (China) National Olympiad in Informatics 2025 Day 1 | 2025-07-19 08:14:45 |
| 清华大学计算机系 2022 年“大中衔接”研讨与教学活动 (THUSC 2022) 第一试 | 2025-01-11 07:57:44 |
| 2024 北京大学全国优秀中学生信息学冬季体验营 (PKUWC 2024) Day 1 | 2025-01-09 15:49:23 |