【LeetCode Python实现】34. 在排序数组中查找元素的第一个和最后一个位置（中等）

不太灵光的程序员发布时间：2022-05-08 19:05:03 ，浏览量：4

文章目录

题目描述
示例 1：
示例 2：
示例 3：
提示：
参考代码

题目描述

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]。

进阶：

你可以设计并实现时间复杂度为 O(log n) 的算法解决此问题吗？

示例 1：

输入：nums = [5,7,7,8,


    
        
        
        
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