题目地址: https://oj.leetcode.com/problems/find-peak-element/ 题目内容: A peak element is an element that is greater than its neighbors. Given an input array where num[i] ≠ num[i+1], find a peak element and return its index. The array may contain multiple pe…

[LeetCode]162. Find Peak Element 解题报告(Python) 标签(空格分隔): LeetCode 题目地址:https://leetcode.com/problems/find-peak-element/description/ 题目描述: A peak element is an element that is greater than its neighbors. Given an input array where num[i] ≠ num[i+1], fi…

Find Peak Element A peak element is an element that is greater than its neighbors. Given an input array where num[i] ≠ num[i+1], find a peak element and return its index. The array may contain multiple peaks, in that case return the index to any one…

天,这题我已经没有底气高呼“水”了... 题目的地址: https://leetcode.com/problems/sliding-window-maximum/ 题目内容: Given an array nums, there is a sliding window of size k which is moving from the very left of the array to the very right. You can only see the k numbers in the…

题目地址: https://oj.leetcode.com/problems/majority-element/ 题目内容: Given an array of size n, find the majority element. The majority element is the element that appears more than ⌊ n/2 ⌋ times. You may assume that the array is non-empty and the majority…

原题地址: https://oj.leetcode.com/problems/jump-game-ii/ 题目内容: Given an array of non-negative integers, you are initially positioned at the first index of the array. Each element in the array represents your maximum jump length at that position. Your goa…

原题地址: https://oj.leetcode.com/problems/repeated-dna-sequences/ 题目内容: All DNA is composed of a series of nucleotides abbreviated as A, C, G, and T, for example: "ACGAATTCCG". When studying DNA, it is sometimes useful to identify repeated sequence…

原题地址: https://oj.leetcode.com/submissions/detail/19446353/ 题目内容: Given two words (start and end), and a dictionary, find all shortest transformation sequence(s) from start to end, such that: Only one letter can be changed at a time Each intermediate…

原题地址: https://oj.leetcode.com/problems/factorial-trailing-zeroes/ 题目内容: Given an integer n, return the number of trailing zeroes in n!. Note: Your solution should be in logarithmic time complexity. 方法: 数学原理很简单,稍微讲一下 我们知道,一堆数相乘出了0,除了有0之外,需要一个2,5数对.比如4…

作者: 负雪明烛 id: fuxuemingzhu 个人博客: http://fuxuemingzhu.cn/ 目录 题目描述 题目大意 解题方法 思路 hashmap统计次数 摩尔投票法 Moore Voting 位运算统计位数 相似题目 参考资料 日期 题目地址:https://leetcode.com/problems/majority-element/ Total Accepted: 110538 Total Submissions: 268289 Difficulty: Easy 题目…