message: Update non-decreasing-array.py
diff: @@ -33,8 +33,8 @@ class Solution(object):
  return False
  if i-2 < 0 or nums[i-2] <= nums[i]:
  prev = nums[i] # nums[i-1] = nums[i], prev = nums[i]
  - else:
  - prev = nums[i-1] # nums[i] = nums[i-1], prev = nums[i]
  +# else:
  +# prev = nums[i-1] # nums[i] = nums[i-1], prev = nums[i]
  modified = True
  else:
  prev = nums[i]
  