| Part | Description | Modules | 
|---|
      | 📑 2023 Farewell Round A 2023
 | Colliding Encoding, Illumination Optimization, Rainbow Sort, ASCII Art, Untie | python, sagemath | 
      | 📑 2022 Qualification Round
 | Punched Cards, 3D Printing, d1000000, Chain Reactions, Twisty Little Passages | python, sagemath | 
      | 📑 2021 Qualification Round
 | Reversort, Moons and Umbrellas, Reversort Engineering, Median Sort, Cheating Detection | python, sagemath | 
      | 📑 2020 Qualification Round
 | Vestigium, Nesting Depth, Parenting Partnering Returns, ESAb ATAd, Indicium | python, sagemath | 
      | 📑 2019 Qualification Round
 | Foregone Solution, You Can Go Your Own Way, Cryptopangrams, Dat Bae | python, sagemath | 
      | 📑 2018 Qualification Round
 | Saving The Universe Again, Trouble Sort, Go, Gopher!, Cubic UFO | python, sagemath | 
      | 📑 2018 Practice Session
 | Number Guessing, Senate Evacuation, Steed 2: Cruise Control, Bathroom Stalls | python, sagemath |