Code Trainer is a coding practice tool for people that already know how to code. Solve problems, complete quizzes, and refresh your understanding about common computer science topics. THIS GAME WILL NOT TEACH YOU HOW TO CODE Code 100 problems of varying difficulty Supports C#, Java, JavaScript, and Python No Internet connection required Note: There is no auto-complete or error highlighting in the code editor. It's just you and the code. Quiz Been a while since you've brushed up on the basics? Engage in different quizzes to make sure you have well-rounded knowledge of various computer science topics. Use these to identify what your weaknesses are. Don't know the answer? Great! That means it's an opportunity to learn. Learn Review concise courses about Data Structures, Algorithms, and more with interactive features to solidify your conceptual understanding. This is not "Learn everything about coding from scratch".