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Hack!
PKUTS
Time Limit: 6.5 s
Memory Limit: 256 MB
Hackable ✓
# 9244. Counting Strings
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Statement
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The problem was used in the following contest:
The 3rd Universal Cup. Stage 9: Xi'an
The 2023 ICPC Asia Xi'an Regional Contest
This problem is prepared by
ducati
.
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