DFS算法和BFS算法
BFS
递归实现dfs
简单的二叉树dfs
https://leetcode-cn.com/problems/binary-tree-preorder-traversal/
1 | var preorderTraversal = function (root) { |
welcome to wonderland
缺失模块。
1、请确保node版本大于6.2
2、在博客根目录(注意不是yilia根目录)执行以下命令:
npm i hexo-generator-json-content --save
3、在根目录_config.yml里添加配置:
jsonContent: meta: false pages: false posts: title: true date: true path: true text: false raw: false content: false slug: false updated: false comments: false link: false permalink: false excerpt: false categories: false tags: true