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[pull] master from youngyangyang04:master #286

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Merged
pull merged 8 commits into AlgorithmAndLeetCode:master from youngyangyang04:master
Jun 14, 2023
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2 changes: 2 additions & 0 deletions problems/0047.全排列II.md
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Original file line number Diff line number Diff line change
Expand Up @@ -98,6 +98,8 @@ public:
}
};

// 时间复杂度: 最差情况所有元素都是唯一的。复杂度和全排列1都是 O(n! * n) 对于 n 个元素一共有 n! 中排列方案。而对于每一个答案,我们需要 O(n) 去复制最终放到 result 数组
// 空间复杂度: O(n) 回溯树的深度取决于我们有多少个元素
```
* 时间复杂度: O(n)
* 空间复杂度: O(n)
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AltStyle によって変換されたページ (->オリジナル) /