Japan Mathematical Olympiad First Stage
9 problems here, rated 5.7 to 7.9 on our scale (AIME, harder to National Olympiad, round 2). 9 of them ask for a proof.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Number theory | 5.7 | proof | 2019 | open |
| 2 | Number theory | 5.9 | proof | 2019 | open |
| 3 | Geometry | 6.9 | proof | 2019 | open |
| 4 | Geometry | 6.9 | proof | 2019 | open |
| 5 | Geometry | 7.1 | proof | 2019 | open |
| 6 | Algebra | 7.3 | proof | 2019 | open |
| 7 | Combinatorics | 7.4 | proof | 2019 | open |
| 8 | Combinatorics | 7.4 | proof | 2019 | open |
| 9 | Combinatorics | 7.9 | proof | 2019 | 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.