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Total points: 100
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# 4949. 组合数问题
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The problem was used in the following contest:
IOI 2018 中国国家队选拔赛暨精英赛 (CTSC 2018) Day 2
Upload a .zip file containing placement1.out, placement2.out, placement3.out, placement4.out, placement5.out, placement6.out, placement7.out, placement8.out, placement9.out, placement10.out:
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Text file:placement1.out
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Text file:placement2.out
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Text file:placement4.out
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Text file:placement5.out
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Text file:placement6.out
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Text file:placement7.out
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Text file:placement8.out
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Text file:placement9.out
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Text file:placement10.out
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Source code:answer
Language
C 99
C 11
C++ 98
C++ 11
C++ 14
C++ 17
C++ 20
C++ 23
C++ 26
D
Go
Haskell
Java 8
Java 11
Java 17
Java 21
Kotlin
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Python 3
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Text file:input.txt
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