Chat App (e.g. Messenger)Premium难度困难Recommended duration to spend during interviews30 分钟Users completed报告题目Question Design a chat application that allows users to send messages to each other. Real-life examples Messenger WhatsApp Web Slack Discord Telegram 高级版题目购买高级版以解锁对题目的完全访问,包括高质量的解答和出题公司。查看订阅计划报告题目Mark as complete