张大大123

摘要： 题目链接:Additive Number题目内容:Additive number is a positive integer whose digits can form additive sequence.A valid additive sequence should conta... 阅读全文

摘要： 网页内容在较长时，每次回传刷新页面或提交网页时都会定位到最顶端，非常不利于用户交互。 将Page.MaintainScrollPositionOnPostBack属性值设置为true即可实现刷新后保持上次的滚动位置，可配置web.config，也可以在 标记中设置属性Ma... 阅读全文

摘要： 题目链接:Range Sum Query - Mutable题目内容:Given an integer array nums, find the sum of the elements between indices i and j (i ≤ j), inclusive.The u... 阅读全文

摘要： 题目链接:Linked List Cycle II题目内容:Given a linked list, return the node where the cycle begins. If there is no cycle, return null.Note: Do not mod... 阅读全文

摘要： 题目链接：Perfect Squares 题目内容： Given a positive integer n, find the least number of perfect square numbers (for example, 1, 4, 9, 16, ...) which sum ... 阅读全文

摘要： 题目链接：Populating Next Right Pointers in Each Node 题目内容： Given a binary tree struct TreeLinkNode { TreeLinkNode *left; TreeLinkNode *r... 阅读全文

摘要： 题目链接：Serialize and Deserialize Binary Tree 题目内容： Serialization is the process of converting a data structure or object into a sequence of bits so ... 阅读全文

摘要： 题目链接：Binary Tree Zigzag Level Order Traversal 题目内容： Given a binary tree, return the zigzag level order traversal of its nodes' values. (ie, from l... 阅读全文

摘要： 题目链接：https://leetcode.com/problems/longest-increasing-subsequence/题目内容：Given an unsorted array of integers, find the length of longest increa... 阅读全文

摘要： 1. 准备使用std::vector应该知道几点：（1）内存连续的容器，有点像数组（2）与std::list相比，插入和删除元素比较慢- 因为数据迁移（3）添加元素可能会引发内存分配和数据迁移。2. 问题AnyCAD::API::PointCloudNode使用FloatList 及std::v... 阅读全文