Given a string, reverse it without using any temporary variables. This problem is a variation of the problem swapping two integers without using any temporary variables by XOR. For integers x and y, to swap them using XOR, we do the following. x = x ^ y; y = y ^ x; x = x ^ y...
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https://leetcode.com/problems/reverse-pairs/discuss/97268/General-principles-behind-problems-similar-to-%22Reverse-Pairs%22 https://www.geeksforgeeks.org/segment-tree-set-1-sum-of-given-range/ https://zh.wikipedia.org/zh-hans/%E6%A0%91%E7%8A%B6%E6%95%B0%E7%BB%84 http://citeseerx.is...
sort()*](https://www.geeksforgeeks.org/arrays-sort-in-java-with-examples/)*吗?*** > > **Arrays.sort()不能直接用于按降序对基元数组进行排序。如果我们试图通过传递 Collections.reverseOrder()定义的反向比较器来调用 Arrays.sort()方法,它将抛出如下所示的错误:** **. This means, for example, that your hostname must be defined with backticks, such as `traefik.example.com` (apostrophes will not work!). ...