leetcode-34. Find First and Last Position of Element in Sorte-binary-searchyjhycl 立即播放 打开App,流畅又高清100+个相关视频 更多 84 0 18:47 App leetcode-222-Counter Complete Binary Tree Nodes - binary search 2 0 10:00 App leetcode-852. Peak Index in a Mountain Array -binary-search...
[LeetCode] 34. Find First and Last Position of Element in Sorted Array 在排序数组中查找元素的第一个和最后一个位置 Given an array of integersnumssorted in non-decreasing order, find the starting and ending position of a giventargetvalue. Iftargetis not found in the array, return[-1, -1]...
leetcode_medium_array problem 34. Find First and Last Position of Element in Sorted Array solution #1: 解题思路:分别使用二分法查找最左和最右端的元素; code 注意,最右端元素的mid值如何确定; solution #2: 解题思路:使用二分法找到元素,然后进行前后移动,找到最左最右端的元素; code solution #3: 解题...
输入:nums = [5,7,7,8,8,10], target = 6 输出:[-1,-1] 示例3: 输入:nums = [], target = 0 输出:[-1,-1] 来源:力扣(LeetCode) 链接:https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array python class Solution: def searchRange(self, nums: [i...
Given an array of integers nums sorted in ascending order, find the starting and ending position of a given target value. Your algorithm’s runtime complexity must be in the order of O(log n). If the target is not found in the array, return [-1, -1]. ...
34. Find First and Last Position of Element in Sorted Array Description: Given an array of integers nums sorted in ascending order, find the starting and ending position of a given target value. Your algorithm’s runtime complexity must be in the order of O(log n). If the target is ...
Runtime:35 ms, faster than100.00%of Java online submissions for Find Occurrences of an Element in an Array. Memory Usage:64.2 MB, less than100.00%of Java online submissions for Find Occurrences of an Element in an Array.
Iftargetis not found in the array, return[-1, -1]. You must write an algorithm withO(log n)runtime complexity. 2. Analysis: To solve this problem efficiently with O(log n) runtime complexity, we can usebinary searchto find the starting and ending positions of the target value in the...
说实话,应该是简单不是中等
34. Find First and Last Position of Element in Sorted Array Given an array of integers nums sorted in non-decreasing order, find the starting and ending position of a given target value. If target is not found in the array, return [-1, -1]. ...