When comparing Codechef vs Codewars, the Slant community recommends Codewars for most people. In the question“What are the best coding challenge sites?” Codewars is ranked 3rd while Codechef is ranked 18th. The most important reason people chose Codewars is:
Algorithms, OOP, functional programming, you name it - there's a challenge class for it and in just about every language.
Specs
Ranked in these QuestionsQuestion Ranking
Pros
Pro Large number of languages supported
Codechef supports an impressive number of languages in it's platform. More than 35 languages are supported, all with several problems and challenges and contests.
Pro Challenges cover all areas of programming
Algorithms, OOP, functional programming, you name it - there's a challenge class for it and in just about every language.
Pro Submit your own challenges
If you think you have a good idea for a challenge that could be added to the dojo then go add it and get feedback.
Pro Multi-language support
Users can complete code challenges in over 12 different languages.
Pro Learning gamification
Get points and increase your level by completing coding challenges.
Pro Free
Codewars is completely free to use.
Cons
Con Interaction inside the community is limited
The Codechef forums are not very active and they are the official way of interacting inside the Codechef community. Other than the forums, the only way of interacting with other members of the community is through the comment sections of different problems.
Con It's young age makes it not popular for recruiters
Codechef is still pretty young especially compared to it's competitors. So it's not very popular with recruiters yet.
Con Require some coding knowledge
You require some coding knowledge to get an account with code wars. The topics are limited