Can you solve this real interview question? 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 i
Can you solve this real interview question? Find a Peak Element II - A peak element in a 2D grid is an element that is strictly greater than all of its adjacent neighbors to the left, right, top, and bottom. Given a 0-indexed m x n matrix mat where no t
Find First and Last Position of Element in Sorted Array - LeetCode 注意点 nums可能为空 时间复杂度为O(logn) 解法 解法一:最普通的二分搜索,先找到一个target,然后向两边拓展。 classSolution{public:intbinarySearch(vector<int>& nums,inttarget){intleft =0,right = nums.size()-1;while(left <= r...
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]. Example 1: Input: nums = [...
1. Problem Descriptions: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…
34.Find First and Last Position of Element in Sorted Array 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...
链接 https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array/ 问题描述 给定一个按照升序排列的整数数组 nums,和一个目标值 target。找出给定目标值在数组中的开始位置和结束位置。 如果数组中不存在目标值 target,返回 [-1, -1]。
- LeetCodeleetcode.com/problems/find-first-and-last-position-of-element-in-sorted-array/ 解题思路 1. 二分找元素,双指针找区间 class Solution { public: vector<int> searchRange(vector<int>& nums, int target) { vector<int> res(2, -1); int pos = bsearch(nums, target, 0, nums.size...
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.
34. 在排序数组中查找元素的第一个和最后一个位置 Find First and Last Position of Element 力扣 LeetCode 题解程序员写代码 立即播放 打开App,流畅又高清100+个相关视频 更多56 -- 3:48 App 24. 两两交换链表中的节点 Swap Nodes in Pairs 力扣 LeetCode 题解 46 -- 8:02 App 65. 有效数字 Valid ...