[bfs] deque로 treenode의 값 뒤바꾸기
https://leetcode.com/problems/reverse-odd-levels-of-binary-tree/ # Definition for a binary tree node.# class TreeNode:# def __init__(self, val=0, left=None, right=None):# self.val = val# self.left = left# self.right = rightfrom collections import dequefrom typing import Optionalclass Solution:def reverseOddLevels(self, root: Optional[TreeNode]) -> Optional[TreeNode]:return root 위가 기본으로 주어지는 코드였다..
2024.06.03