Datadog SWE Interview Question 2024 June | Design | on-campus

Question 1: Design Twitter Problem Statement Design a simplified version of Twitter where users can post tweets, follow/unfollow another user, and is able to see the 10 most recent tweets in the user's news feed. Implement the Twitter class: Twitter() Initializes your twitter object. void postTweet(userId, tweetId) Composes a new tweet with ID tweetId by the user userId. Each call to this function will be made with a unique tweetId. List<Integer> getNewsFeed(userId) Retrieves the 10 most recent tweet IDs in ...