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Hack!
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PKU v. THU (Preliminary Round 2)
Time Limit: 2 s
Memory Limit: 1024 MB
# 4801. The Pool
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自定义测试
The problem was used in the following contest:
Petrozavodsk Summer 2022. Day 2. ZJU Contest 1
2022 NowCoder Multi-University Training Contest 7
This problem is prepared by
lwn_16
and
suika_predator
.
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