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Hack!
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PKU v. THU (Preliminary Round 2)
Time Limit: 1 s
Memory Limit: 2048 MB
# 2907. Average Character
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The problem was used in the following contest:
2021-2022 ICPC North America - Southeast USA Regional - Division 2
2021-2022 ICPC North America - South Central USA Regional - Division 2
2021-2022 ICPC North America - Mid-Central USA Programming Contest
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