Title Go through Unit 3: data and types

Issue ID c98bf648b83779ab543bcbc250176ade3b061c66

Author xavierbrinon-z6MkvnXKgDYUjUcVnEf7tEuaqAaEpZJgs6imfxyHNLw7Mvbn

Opened on Tue Aug 19 10:02:06 2025

Status open

Description Here’s the course unit: https://cs3110.github.io/textbook/chapters/data/intro.html - [ ] List - [ ] Variant The Unit testing one deserves its own Issue