When comparing Codechef vs Lytmus, the Slant community recommends Lytmus for most people. In the question“What are the best coding challenge sites?” Lytmus is ranked 9th while Codechef is ranked 18th. The most important reason people chose Lytmus is:
By using virtual machines, Lytmus allows users to use their own IDEs/TEs and tools.
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 Allows users to use their own toolset
By using virtual machines, Lytmus allows users to use their own IDEs/TEs and tools.
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.