2019-01-26 08:34:45 +08:00

10 lines
310 B
Python

def checkPossibility(self, nums):
count = 0
for i in range(1, len(nums)):
if nums[i] < nums[i - 1]:
count += 1
if i == 1 or nums[i - 2] <= nums[i]: nums[i - 1] = nums[i]
else: nums[i] = nums[i - 1]
if count >= 2: return False
return True