162.Find Peak Element.cpp

class Solution {
public:
    int findPeakElement(vector<int>& nums) 
    {

        
        int left=0;
        int right=nums.size()-1;
        int mid;
        
        while (left<right)
        {
            mid = left+(right-left)/2;
            
            if (nums[mid]>nums[mid+1])
                right = mid;
            else 
                left = mid+1;
        }
        
        return left;
        
    }
};