题目描述
blablabla
样例
class Solution(object):
def maxDiff(self, nums):
"""
:type nums: List[int]
:rtype: int
"""
if not nums or len(nums) <= 1:
return 0
MIN = nums[0]
res = 0
for i in range(1, len(nums)):
res = max(nums[i] - MIN, res)
MIN = min(MIN, nums[i])
return res