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註冊
Universal Cup Judging System
Universal Cup
Universal Cup
比賽
Time Limit: 2.0 s
Memory Limit: 1024 MB
Interactive
The 3rd Universal Cup. Stage 8: Cangqian
H. Permutation
统计
描述
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返回比賽
This problem is prepared by
rddccd
and
SSerxhs
.
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