Re: [閒聊] 每日leetcode

作者: DJYOMIYAHINA (通通打死)   2024-06-26 00:26:31
馬的
不知道為啥覺得整個陰陽怪氣
超卡
可能太晚了==
晚安
def bstToGst(self, root: TreeNode) -> TreeNode:
def dfs(root: TreeNode, summ) -> int:
if root is None:
return summ
right = dfs(root.right, summ)
root.val += right
left = dfs(root.left, root.val)
return left
dfs(root, 0)
return root
作者: JIWP (JIWP)   2024-06-26 00:27:00
別捲了

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