Pick a year to see that contest’s problem set, final scores, and the sample solutions and data files that go with them. Practice problems from earlier years are one of the best ways to get ready: try a few before contest day.
2025
Data files 4.txt 5.txt 9.txt 10.txt dictionary.txt
2024
2023
Data files breakfast.txt
2022
2021
Data files p8.txt
2020
No competition because of COVID-19.
2019
2018
Data files all data files (zip)
All contests
| Year | Problems | Scores | Solutions | Data files |
|---|---|---|---|---|
| 2025 | 5 files | |||
| 2024 | 2 files | |||
| 2023 | 1 file | |||
| 2022 | 3 files | |||
| 2021 | 1 file | |||
| 2020 | No competition because of COVID-19. | |||
| 2019 | 2 files | |||
| 2018 | 1 file | |||
Earlier contests
Final standings, which list the problem names. The problem descriptions for these years are not published.
The practice session is a short warm-up for contest morning.