随笔分类 -  树

LeetCode——二叉树的前序遍历
摘要：题目地址：https://leetcode-cn.com/problems/binary-tree-preorder-traversal/ 解题思路：树构造以及递归遍历 class Solution { vector<int> ans; public: vector<int> preorderTra 阅读全文
posted @ 2020-10-27 10:54 CCxiao5 阅读(75) 评论(0) 推荐(0)