DS Interview Question & Answer What are the advantages of random projection comparing to PCA? With very high dimensions, if speed is an issue, then consider that on a matrix of size n×k, PCA takes O(k^2×n+k^3) time, whereas a random projection takes O(nkd), where you're projecti...
LeetCode (LeetCode) official website contains a lot of Internet companies' algorithm problems, which was once called an artifact of brushing problems. Here we will introduce how to use the LeetCode website. As LeetCode itself is after constant iteration, some of the content in this article m...
在leetcode 或careercup 上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据范围,确定时间/空间要求,确定其它限制。以最常见的排序为例: 输入:来自数组?链表?或...
能够在白板(或纸上)实现基本的数据结构和算法(如果 1 和 2 做到这一步是水到渠成) 在leetcode或careercup上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据...
在leetcode或careercup上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据范围,确定时间/空间要求,确定其它限制。以最常见的排序为例: ...
brush up on algorithms, data structures, system design, and coding best practices. websites like leetcode, hackerrank, and cracking the coding interview can be lifesavers. demonstrate leadership and communication : be ready to share your experiences in leading teams, managing projects, resolving ...
在leetcode或careercup上面进行过练习,了解常见的技术面试题目(我个人不鼓励刷题,但在面试前建立起对面试题的『感觉』非常重要) 面试中 确定需求 面试者在白板编程时最重要的任务是理解题目,确认需求——确定输入/输出,确定数据范围,确定时间/空间要求,确定其它限制。以最常见的排序为例: ...
Github . pezy/LeetCode 剑指Offer Github . zhedahht/CodingInterviewChinese2 Github . gatieme/CodingInterviews Cracking the Coding Interview 程序员面试金典 Github . careercup/ctci 牛客网 . 程序员面试金典 牛客网 牛客网 . 在线编程专题 💻 操作系统进程...
“I actually thought it was much easier to get an offer from Facebook and Google than Apple. When I was a new grad a year ago, all I had to do to get an offer from FB or G was LeetCode. Interview questions were predictable. I actually saw all my FB questions from LeetCode. My...
As of September 1, I went intointensive search mode for a permanent jobin machine learning. I practiced on Leetcode, Hackerrank, then I applied. Here is my job search in numbers: 30 applications 36 interviews 3 rejections 4 offers It took at least 4 to 5 weeks before I started to hear...