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[组合] 有/无不动点的非递增函数的数量

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hbghlyj posted 2024-7-4 11:55 |Read mode
考虑所有非递增函数 $f:\{1,2, \ldots, 10\} \rightarrow\{1,2, \cdots, 10\}$,其中一些函数有不动点,而其他函数则没有。这两类函数的数量之差是多少?


大模型千问 2 解数学题
github.com/dvlab-research/Step-DPO?tab=readme-ov-file
更新前后对比:Qwen2-72B-Instruct 回答中红色錯誤,Qwen2-72B-Instruct + Step-DPO 回答中绿色正确
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