Unprecedented Logic Python3
Intuition\n Describe your first thoughts on how to solve this problem. \n\n# Approach\n Describe your approach to solving the problem. \n\n# Complexity\n- Time 
# Intuition\n<!-- Describe your first thoughts on how to solve this problem. -->\n\n# Approach\n<!-- Describe your approach to solving the problem. -->\n\n# Complexity\n- Time complexity:\n<!-- Add your time complexity here, e.g. $$O(n)$$ -->\n\n- Space complexity:\n<!-- Add your space complexity here, e.g. $$O(n)$$ -->\n\n# Code\n```\nclass Solution:\n    def levelOrder(self, root: Optional[TreeNode]) -> List[List[int]]:\n        list1=[]\n        q=deque()\n        q.append(root)\n        while q:\n            level=[]\n            for i in range(len(q)):\n                poping=q.popleft()\n                if poping:\n                    level.append(poping.val)\n                    q.append(poping.left)\n                    q.append(poping.right)\n            if level:\n                list1.append(level)\n        return list1\n    #please upvote me it would encourage me alot\n\n\n\n\n```
['Python3']