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Title: Update 70. Climbing Stairs.md by shardzhang · Pull Request #1 · guest-li/algorithm014-algorithm014 · GitHub

Open Graph Title: Update 70. Climbing Stairs.md by shardzhang · Pull Request #1 · guest-li/algorithm014-algorithm014

X Title: Update 70. Climbing Stairs.md by shardzhang · Pull Request #1 · guest-li/algorithm014-algorithm014

Description: Contribute to guest-li/algorithm014-algorithm014 development by creating an account on GitHub.

Open Graph Description: 数组可以直接开到int[] res = new int[n + 3];此外，不需要通过res[n-1]的方式访问第n个元素，直接res[n]即可。 开辟长度为n的数组存储中间结果不是最优的。空间复杂度可进一步优化为O(1)。 md的代码格式，可以在代码段的开头和结尾加上```

X Description: 数组可以直接开到int[] res = new int[n + 3];此外，不需要通过res[n-1]的方式访问第n个元素，直接res[n]即可。 开辟长度为n的数组存储中间结果不是最优的。空间复杂度可进一步优化为O(1)。 md的代码格式，可以在代码段的开头和结尾加上```

Opengraph URL: https://github.com/guest-li/algorithm014-algorithm014/pull/1

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og:image:alt数组可以直接开到int[] res = new int[n + 3];此外，不需要通过res[n-1]的方式访问第n个元素，直接res[n]即可。 开辟长度为n的数组存储中间结果不是最优的。空间复杂度可进一步优化为O(1)。 md的代码格式，可以在代码段的开头和结尾加上```
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