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RSS订阅原创 LeetCode996.Number of Sequareful Arrays(正方形数组的数目)
996.Number of Sequareful Arrays（正方形数组的数目）DescriptionDifficulty: hardExample 1:Example 2:Note:分析参考代码DescriptionGiven an array A of non-negative integers, the array is squareful if for every pair of a...
2019-02-19 10:04:34
473
原创 LeetCode995.Minimum Number of K Consecutive Bit Flips(K 连续位的最小翻转次数 )
@[TOC](995.Minimum Number of K Consecutive Bit Flips(K 连续位的最小翻转次数 ))DescriptionIn an array A containing only 0s and 1s, a K-bit flip consists of choosing a (contiguous) subarray of length K and simu...
2019-02-19 09:59:44
440
原创 LeetCode994.Rotting Oranges(腐烂的橘子 )
994.Rotting Oranges（腐烂的橘子 ）DescriptionDifficulty: easyExample 1:Example 2:Example 3:Note:分析参考代码DescriptionIn a given grid, each cell can have one of three values:the value 0 representing an empty...
2019-02-19 09:56:57
916
原创 LeetCode993.Cousins in Binary Tree(二叉树的堂兄弟节点 )
993.Cousins in Binary Tree（二叉树的堂兄弟节点 ）DescriptionDifficulty: easyExample 1:Example 2:Example 3:Note:分析参考代码DescriptionIn a binary tree, the root node is at depth 0, and children of each depth k node ...
2019-02-19 09:47:23
385
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