#
# 代码中的类名、方法名、参数名已经指定，请勿修改，直接返回方法规定的值即可
#
# 
# @param nums int整型一维数组 
# @return int整型
#
class Solution:
    def findPeakElement(self , nums: List[int]) -> int:
        start,end = 0,len(nums)-1
        while start<end:
            mid = int((start+end)/2)
            right = mid + 1
            if nums[mid] >= nums[right]:
                end = mid
            else:
                start = mid+1
#             print(start,end)
        return start