CGMO
15 problems here, rated 4.3 to 7.6 on our scale (AIME to National olympiad, round 2). 15 of them ask for a proof. Years covered: 2022–2024.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Geometry | 4.3 | proof | 2022 | open |
| 2 | Number theory | 5.4 | proof | 2024 | open |
| 3 | Geometry | 5.8 | proof | 2024 | open |
| 4 | Geometry | 6.1 | proof | 2022 | open |
| 5 | Combinatorics | 6.3 | proof | 2022 | open |
| 6 | Algebra | 6.5 | proof | 2024 | open |
| 7 | Algebra | 6.5 | proof | 2024 | open |
| 8 | Number theory | 6.6 | proof | 2024 | open |
| 9 | Number theory | 7.0 | proof | 2022 | open |
| 10 | Number theory | 7.0 | proof | 2022 | open |
| 11 | Geometry | 7.0 | proof | 2024 | open |
| 12 | Algebra | 7.1 | proof | 2022 | open |
| 13 | Combinatorics | 7.2 | proof | 2024 | open |
| 14 | Algebra | 7.3 | proof | 2022 | open |
| 15 | Combinatorics | 7.6 | proof | 2024 | 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.