In an arrayAcontaining only s and s, aK bit flipconsists of choosing a contiguous subarray of lengthKand simultaneously changing every in the subarray to , and every in the subarray to . Return the mi ...
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In an array `A` containing only 0s and 1s, a *`K`-bit flip *consists of choosing a (contiguous) subarray of length `K` and simultaneously changing ...
Given an array of positive integers target and an array initial of same size with all zeros. Return the minimum number of operations to form ...
题目大意 给定一个整形数组，求出最长的连续序列。例如数组[100,4,200,1,3,2]，最长的连续序列长度为[1,2,3,4]，长度为4。要求时间复杂度为O(n)。 思路 " ...
最近经常闲的无聊,于是就做做leetcode的题了,目测好像都不是很难. 不过呢,闲的无聊还是记录下某些做了的题. Given an unsorted array of integers, find the length of the longest consecutive ...
number that appears consecutively for at least three ...
There are a number of spherical balloons spread in two-dimensional space. For each balloon, provided input is the start and end coordinates ...
A car travels from a starting position to a destination which is `target` miles east of the startin ...
题目： Given an unsorted array of integers, find the length of the longest consecutive elements sequence. For example, Given [100, 4, 200 ...
