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Hack!
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Day 1
Day 2
Time Limit: 3.0 s
Memory Limit: 512 MB
Total points: 100
Interactive
#12709. Interactive Interception
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The problem was used in the following contests:
IOI 2021 中国国家集训队作业
The 2013 Northeastern Europe Regional Contest (NEERC 2013)
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