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Start:
2025-06-27 00:00:00
2025.6.27新生摸底测试赛
End:
2025-06-30 00:00:00
Now
2025-09-13 22:21:55
类型
: IOI
状态
: Ended
Information
Problem
Status
Standing
Clarification
Editorial
出题人去火星旅游了，这里什么也没有～