When comparing CheckiO vs Codechef, the Slant community recommends CheckiO for most people. In the question“What are the best coding challenge sites?” CheckiO is ranked 5th while Codechef is ranked 13th. The most important reason people chose CheckiO is:
Users can publish their solutions for different problems and other users can review the code and give their opinions on how they would have solved the problem. Sometimes, some of the most active users get their code reviewed by Guido Van Rossum (the creator of the Python language) himself.
Ranked in these QuestionsQuestion Ranking
Pro Community backed solution reviews
Users can publish their solutions for different problems and other users can review the code and give their opinions on how they would have solved the problem.
Sometimes, some of the most active users get their code reviewed by Guido Van Rossum (the creator of the Python language) himself.
Pro Available in multiple languages
CheckiO crowdsources translations for problems. Currently problems have been translated in 10 languages. So it's highly possible that eventually more languages will be supported.
Pro Ability to create new challenges
New missions can be created and uploaded using GitHub. After that is done, it's suggested to CheckiO and if it fills all the requirements after being reviewed by a CheckiO team member, it's pulled into the game.
Pro Challenges from GitHub, O'Reilly, Dropbox and Hubspot.
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.
Con Not for absolute beginners
CheckiO does not teach syntax, instead it teaches how to solve problems using a particular programming language therefore some basic programming knowledge is required to start.
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.