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2020 陕西省队选拔赛 Day 1 (SNOI 2020 Day 1)

# Problem
A 生成树
B 取石子
C 区间和

Notice

Title Content Time
None

Questions about problems

All Questions

Asker When Questions
None

Contest Ended

Ruleset: OI

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

Virtual Contest

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