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Total points: 100
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2018 北京队选拔赛 Day 2 (BJOI 2018 Day 2) (NOI 2018 北京队选拔赛)
A. 双人猜数游戏
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Source code:answer
Language
C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C 89
C 99
C 11
D
Python 3
Java 8
Java 11
Pascal
Rust
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