Solve a level-based coding game in competition with
thousands of participants.
The next CCC will take place in autumn 2021.
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Where do you want to code?

You will be partaking in a distributed online event, which means your fellow participant might be sitting in another city, somewhere around the globe!


There are no verified contest locations yet. Each contests has it's own well- chosen and very appreciated hosts; and we are not done yet setting them up. In the meanwhile, you can try a training game. Stay up to date via social media channels and newsletter (we won't spam you, promise).

Play a training game

No more contest locations available.