Find the minimum element in a rotated sorted array that may contain duplicates.
Example 1
Input: nums = [2,2,2,0,1]
Output: 0
Explanation: The minimum element is 0.
Output: 0
Explanation: The minimum element is 0.
Example 2
Input: nums = [1,3,5]
Output: 1
Explanation: The array is not rotated; the minimum is 1.
Output: 1
Explanation: The array is not rotated; the minimum is 1.