class Solution: def findClosestElements(self , root: TreeNode, target: float, m: int) -> List[int]: # write code here d = [] def traverse(root): if root is None: return d.append(root.val-target) # 前序位置 traverse(root.left) # 中序位置 traverse(root.right) traverse(root) d.sort(key=lambda x:abs(x)) prin...
