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fanxb 2020-06-09 17:48:36 +08:00
parent b11f2c9c27
commit b55741ef54

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@ -20,6 +20,8 @@ categories:
我们开始找规律: 我们开始找规律:
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- $n=0$时,$f(0)=1$ - $n=0$时,$f(0)=1$
- $n=1$时,$f(1)=1$ - $n=1$时,$f(1)=1$
- $n=2$时,$f(2)=2$ - $n=2$时,$f(2)=2$