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Hack!
Time Limit: 2 s
Memory Limit: 512 MB
# 2620. Escaped from NEF
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Statement
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Custom Test
The problem was used in the following contest:
Petrozavodsk Winter 2022. Day 7. Gennady Korotkevich Contest 6
XXII Open Cup named after E.V. Pankratiev, Grand Prix of Gomel
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