ARTS #53 Algorithm 本周选择的算法题是：Best Time to Buy and Sell Stock II 规则如下： Say you have an array prices for which the ith element is the price of a given stock on day i. Design an algorithm to find the maxim...
ARTS #52 Algorithm 本周选择的算法题是：Search a 2D Matrix II 规则如下： Write an efficient algorithm that searches for a value in an m x n matrix. This matrix has the following properties: Integers in each row are ...
ARTS #51 Algorithm 本周选择的算法题是：Maximum Number of Occurrences of a Substring 规则如下： Given a string s, return the maximum number of ocurrences of any substring under the following rules: The number of uni...
ARTS #50 Algorithm 本周选择的算法题是：Word Search II 规则如下： Given a 2D board and a list of words from the dictionary, find all words in the board. Each word must be constructed from letters of sequentially adjace...
ARTS #49 Algorithm 本周选择的算法题是：Video Stitching 规则如下： You are given a series of video clips from a sporting event that lasted T seconds. These video clips can be overlapping with each other and have varied ...
ARTS #48 Algorithm 本周选择的算法题是：Letter Combinations of a Phone Number 规则如下： Given a string containing digits from 2-9 inclusive, return all possible letter combinations that the number could represent. A m...
ARTS #47 Algorithm 本周选择的算法题是：N-Queens 规则如下： The n-queens puzzle is the problem of placing n queens on an n×n chessboard such that no two queens attack each other. Given an integer n, return all distin...
ARTS #46 Algorithm 本周选择的算法题是：Sqrt(x) 规则如下： Implement int sqrt(int x). Compute and return the square root of x, where x is guaranteed to be a non-negative integer. Since the return type is an integer, t...
ARTS #45 Algorithm 本周选择的算法题是：Edit Distance 规则如下： Given two words word1 and word2, find the minimum number of operations required to convert word1 to word2. You have the following 3 operations permitted ...
提供 Pub/Sub 服务的 AppDelegate 在最近的一次 App 架构调整中，为了： 减少 App 之间代码同步的复杂度 减少胶水代码的复杂度（如 AppDelegate） 解决潜在的应用跳转回调错误 我们将代码的组织方式进行了较大的调整，采用的方案主要有： Sidecar + Launch 的组合： Sidecar 为 App 们提供统一的能力，如日志、监控、加密等 La...