Programmieren
Coding-Challenges
https://platform.entwicklerheld.de/challenge?challengeFilterStateKey=all
Festo Coding Challenge
2023:
https://coding-challenge.festo.com/
2022:
https://coding-challenge.festo.com/#/2022
2020:
https://coding-challenge.festo.com/#/2020
https://code.golf/
https://summerofcode.withgoogle.com/