China Team Selection Test for IMO
8 problems here, rated 7.2 to 8.9 on our scale (National olympiad, round 2 to Shortlist). 8 of them ask for a proof.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Combinatorics | 7.2 | proof | 2022 | open |
| 2 | Number theory | 8.0 | proof | 2022 | open |
| 3 | Geometry | 8.2 | proof | 2022 | open |
| 4 | Number theory | 8.6 | proof | 2022 | open |
| 5 | Algebra | 8.8 | proof | 2022 | open |
| 6 | Geometry | 8.8 | proof | 2022 | open |
| 7 | Geometry | 8.9 | proof | 2022 | open |
| 8 | Algebra | 8.9 | proof | 2022 | 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.