Kanada
18 problems here, rated 5 to 7.7 on our scale (AIME, harder to National Olympiad, round 2). 18 of them ask for a proof. Years covered: 2010–2015.
| # | Topic | Diff | Type | Year | |
|---|---|---|---|---|---|
| 1 | Geometry | 5.0 | proof | 2010 | open |
| 2 | Algebra | 5.7 | proof | 2010 | open |
| 3 | Geometry | 5.7 | proof | 2014 | open |
| 4 | Algebra | 5.7 | proof | 2014 | open |
| 5 | Geometry | 5.7 | proof | 2015 | open |
| 6 | Algebra | 5.9 | proof | 2015 | open |
| 7 | Algebra | 6.0 | proof | — | open |
| 8 | Combinatorics | 6.5 | proof | 2012 | open |
| 9 | Combinatorics | 6.6 | proof | 2014 | open |
| 10 | Combinatorics | 6.7 | proof | 2014 | open |
| 11 | Combinatorics | 6.7 | proof | 2015 | open |
| 12 | Geometry | 6.8 | proof | — | open |
| 13 | Number theory | 6.8 | proof | 2010 | open |
| 14 | Combinatorics | 6.9 | proof | — | open |
| 15 | Algebra | 6.9 | proof | — | open |
| 16 | Combinatorics | 7.0 | proof | 2014 | open |
| 17 | Number theory | 7.2 | proof | 2012 | open |
| 18 | Combinatorics | 7.7 | proof | — | 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.