303. 区域和检索 - 数组不可变 #22

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swiftwind0405 opened this issue Oct 22, 2020 · 0 comments

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swiftwind0405 commented Oct 22, 2020 •

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方法一：线段树

解题思想：

代码：

复杂度分析：

时间复杂度：
空间复杂度：

由于数组不可变的，用线段树其实相对更复杂，可以有更简单的解法。

swiftwind0405 added the 线段树 label

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