LeetCode 162.寻找峰值

题目描述链接：https://leetcode-cn.com/problems/find-peak-element/

解题思路：二分

LeetCode C++解题代码：

class Solution {
public:
    int findPeakElement(vector<int>& nums) {
           int left=0;
           int right=nums.size()-1;
            
            while(left<right){
                int mid=(left+right)>>1;
                if(nums[mid]>nums[mid+1]){
                    right=mid;
                }
                else{
                    left=mid+1;
                }
            }
            return right;



    }
};