摘要： https://leetcode-cn.com/problems/find-first-and-last-position-of-element-in-sorted-array/ class Solution { public int[] searchRange(int[] nums, int ta 阅读全文

摘要： 左侧边界 1 int left_bound(int[] nums, int target) { 2 int left = 0, right = nums.length - 1; 3 // 搜索区间为 [left, right] 4 while (left <= right) { 5 int mid 阅读全文