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HNOI 2019 Day 2

# Problem
A 校园旅行
B 白兔之舞
C 序列

Notice

Title Content Time
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Questions about problems

All Questions

Asker When Questions
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Contest Ended

Ruleset: OI

  • Test examples only
  • Scoreboard unavailable
  • Penalty: 0 minute(s)
  • Submission limit / problem: Unlimited (10 seconds limit will apply)

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