Low-level SystemsHard#191Build a compiler for a new programming language.Discuss lexical analysis, parsing, syntax tree generation, semantic analysis, and code generation.
AlgorithmsHard#192Implement a robust text editor with features like auto-complete and syntax highlighting.Consider efficient data structures for text storage (like gap buffers), and algorithms for syntax parsing.
System DesignHard#193Design a scalable infrastructure for an online advertising platform.Focus on handling high-volume traffic, data analytics, ad targeting algorithms, and ensuring low-latency responses.
Machine LearningHard#194Develop a machine learning algorithm to detect fake news on social media.Use NLP for text analysis, implement classification algorithms, and consider the challenge of unstructured data.
Database SystemsHard#195Optimize an SQL database for a high-volume financial transaction system.Focus on transaction isolation levels, indexing strategies, query optimization, and database sharding.
System DesignHard#196Design a cloud-based virtual desktop infrastructure.Address virtualization technologies, resource allocation, security, and remote access protocols.
Data EngineeringHard#197Create a real-time sports analytics system using sensor data.Utilize streaming data processing, machine learning for pattern recognition, and efficient data storage solutions.
AlgorithmsHard#198Implement a quantum algorithm for solving a well-known computational problem.Discuss quantum computing principles, qubit manipulation, and specific algorithms like Grover's or Shor's algorithm.
SecurityHard#199Design a secure mobile payment system for developing countries.Focus on security protocols, offline capabilities, user authentication, and low-resource optimizations.
System DesignHard#200Build a scalable image processing pipeline for a photo-sharing app.Implement distributed processing, efficient storage, and consider ML techniques for feature extraction.