题目来源:

  https://leetcode.com/problems/find-minimum-in-rotated-sorted-array-ii/


题意分析:

  给定一个有重复的翻转的数组,找到最小的数。


题目思路:

  由于有重复的存在,所以当中间数和两端存在相等的时候就不能用二分的方法来做了,最坏的情况是线性时间复杂度,所以直接线性查找这题也可以做。


代码(python):

  1. class Solution(object):
  2. def findMin(self, nums):
  3. """
  4. :type nums: List[int]
  5. :rtype: int
  6. """
  7. ans = nums[0]
  8. for i in nums:
  9. ans = min(ans,i)
  10. return ans

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