104. Maximum Depth of Binary Tree#15
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hiro111208 wants to merge 1 commit into
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nodchip
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Apr 25, 2026
| def maxDepth(self, root: Optional[TreeNode]) -> int: | ||
| if root is None: | ||
| return 0 | ||
| return 1 + max(self.maxDepth(root.right), self.maxDepth(root.left)) |
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個人的には a * x + b のような形を見慣れているので、
return max(self.maxDepth(root.right), self.maxDepth(root.left)) + 1と書くことが多いです。趣味の範囲だと思います。
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