About
Who made the problems, where you practise them, and what this course keeps about you.
About this course
This course is free and non-commercial. There are no accounts and no ads. Your read marks are saved in this browser and are never sent anywhere.
Credits
CCC problems and contest materials are written by the Centre for Education in Mathematics and Computing (CEMC) at the University of Waterloo, and are used here under CC BY-NC 4.0. This course is not affiliated with or endorsed by the CEMC.
Judges
Practice links go to WMOJ and DMOJ, two independent online judges that host CCC problems. This course is not affiliated with either judge.