Reverse Iteration
Code\n\nclass Solution(object):\n    def separateDigits(self, nums):\n        res = []\n        for num in nums[::-1]:\n            while num:\n                
# Code\n```\nclass Solution(object):\n    def separateDigits(self, nums):\n        res = []\n        for num in nums[::-1]:\n            while num:\n                res.append(num % 10)\n                num //= 10\n        return res[::-1]\n```
['Python']