Data engineering coding challenge

This is a technichal test for data engineering candidates at D2SI.

Terms

Candidates should do this test on their own. It is designed to be done in 2 or 3 hours but there is no hard limit.

Please do not post your solution on GitHub.

To be improved

We want to get this test better and better. Issues and pull requests are encouraged. This is why this challenge is commited in both TeX and PDF formats.

Happy coding :-)