Re: [閒聊] 每日leetcode已回收
看板Marginalman作者DJYOSHITAKA (franchouchouISBEST)時間1年前 (2024/05/17 22:10)推噓3(3推 0噓 4→)留言7則, 7人參與討論串237/1554 (看更多)
1325. Delete Leaves With a Given Value
還行
再找一題來寫好ㄌ
def removeLeafNodes(self, root: Optional[TreeNode], target: int) ->
Optional[TreeNode]:
if root is None:
return None
root.left = self.removeLeafNodes(root.left, target)
root.right = self.removeLeafNodes(root.right, target)
if root.left is None and root.right is None and root.val==target:
return None
else:
return root
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