CEMC Hypatia
27 problems here, rated 1 to 4.1 on our scale (Junior to AIME). 27 of them ask for a proof. Years covered: 2012–2026.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Algebra | 1.0 | proof | 2018 | open |
| 2 | Algebra | 1.0 | proof | 2016 | open |
| 3 | Algebra | 2.0 | proof | 2024 | open |
| 4 | Algebra | 2.0 | proof | 2025 | open |
| 5 | Algebra | 2.0 | proof | 2021 | open |
| 6 | Algebra | 2.1 | proof | 2014 | open |
| 7 | Geometry | 2.1 | proof | 2016 | open |
| 8 | Algebra | 2.1 | proof | 2025 | open |
| 9 | Algebra | 3.0 | proof | 2015 | open |
| 10 | Algebra | 3.0 | proof | 2023 | open |
| 11 | Geometry | 3.0 | proof | 2017 | open |
| 12 | Geometry | 3.0 | proof | 2022 | open |
| 13 | Geometry | 3.1 | proof | 2021 | open |
| 14 | Algebra | 3.1 | proof | 2012 | open |
| 15 | Number theory | 3.1 | proof | 2024 | open |
| 16 | Algebra | 3.1 | proof | 2022 | open |
| 17 | Algebra | 4.0 | proof | 2020 | open |
| 18 | Algebra | 4.1 | proof | 2018 | open |
| 19 | Number theory | 4.1 | proof | 2026 | open |
| 20 | Algebra | 4.1 | proof | 2020 | open |
| 21 | Geometry | 4.1 | proof | 2024 | open |
| 22 | Geometry | 4.1 | proof | 2014 | open |
| 23 | Combinatorics | 4.1 | proof | 2015 | open |
| 24 | Geometry | 4.1 | proof | 2012 | open |
| 25 | Number theory | 4.1 | proof | 2016 | open |
| 26 | Algebra | 4.1 | proof | 2022 | open |
| 27 | Geometry | 4.1 | proof | 2013 | open |
These are sorted by difficulty within the competition, but they aren't a course.
The track is the route through, drawn from all the sources at once.