carloscn / carloscn/structstudy

leetcode1287:有序数组中出现次数超过25%的元素(element-appearing-more-than-25-in-sorted-array)

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Lang-rust Level-easy 一般问题 数组 查找
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Description

### 问题描述

给你一个非递减的 有序 整数数组,已知这个数组中恰好有一个整数,它的出现次数超过数组元素总数的 25%。

请你找到并返回这个整数

示例:

输入:arr = [1,2,2,6,6,6,6,7,10]
输出:6
 

提示:

1 <= arr.length <= 10^4
0 <= arr[i] <= 10^5

来源:力扣(LeetCode)
链接:https://leetcode.cn/problems/element-appearing-more-than-25-in-sorted-array

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