文章 2018-05-22 来自:开发者社区

leetcode算法题解(Java版)-16-动态规划(单词包含问题)

一、递归 题目描述 Given two binary trees, write a function to check if they are equal or not. Two binary trees are considered equal if they are structurally identical and the nodes have the same value. 思路 碰到....

文章 2018-05-21 来自:开发者社区

leetcode算法题解(Java版)-15-动态规划(斐波那契)

一、二叉树遍历 题目描述 Given a binary tree, determine if it is height-balanced. For this problem, a height-balanced binary tree is defined as a binary tree in which the depth of the two subtrees of every node ....

文章 2018-05-04 来自:开发者社区

leetcode算法题解(Java版)-8-动态规划+状态压缩

一、树 题目描述 Given a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *right; TreeLinkNode *next; } Populate each next pointer to point to its next right node...

文章 2018-04-29 来自:开发者社区

leetcode算法题解(Java版)-4-动态规划(杨辉三角问题)

一、简单模拟 题目描述 Say you have an array for which the i th element is the price of a given stock on day i. Design an algorithm to find the maximum profit. You may complete as many transactions as you like ....

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