leetcode lintcode算法面试树的相关内容

[leetcode/lintcode 题解]大厂算法面试高频题：序列化和反序列N叉树

描述序列化是将一个数据结构或对象转换成比特流的过程，以便将其存储在文件或内存缓冲区中，或通过网络连接链路传输，以便稍后在同一或另一计算机环境中重建。设计一个算法来序列化和反序列化一个N叉树。一棵N叉树是一棵有根树，其中每个节点的子节点不超过N个。序列化/反序列化算法的实现方式没有限制。您只需要确保N...

[leetcode/lintcode 题解] 算法面试真题详解：另一个树的子树

描述给定两个非空二叉树s和t，检查树t是否和树s的一个子树具有完全相同的结构和节点值。 s的子树是一个由s中的一个节点和该节点的后续组成的树。树s本身也可以被视为自己的一个子树。在线评测地址：领扣题库官网样例1 给出树s: 3 / \ 4 5 / \ 1 2 给出树t: 4 / \ 1 2 返回t...

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[leetcode/lintcode 题解]算法面试高频题详解：对称树

描述给定二叉树，返回它是否是自身的镜像（即这棵二叉树是否对称）。在线评测地址：领扣题库官网样例1 输入: {1,2,2,3,4,4,3} 输出: true 解释: 1 / \ 2 2 / \ / \ 3 4 4 3 {1,2,2,3,4,4,3}这棵二叉树是对称的样例2 输入: {1,2,2,#,3...

[leetcode/lintcode 题解] 算法面试真题详解：给树浇水的时间

描述有一棵n个节点的树，节点编号是0至n−1，其中0号节点是根节点，i号节点的父亲节点是father[i]。现在要对树浇水，把水撒到根节点上，水会顺着每一条边流下去，从i号节点的父亲流到i号节点需要time[i]的时间，请问需要多久水才能流到所有节点上。2≤n≤1050≤father[i]<n...

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更新时间 2024-02-28 14:05:41

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