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Balkan Mathematical Olympiad Shortlisted Problems

10 problems here, rated 7.5 to 9.1 on our scale (National Olympiad, round 2 to IMO level). 10 of them ask for a proof.

Algebra 7Combinatorics 3
#TopicDiffTypeYear
1 Algebra 7.5 proof — open
2 Algebra 7.7 proof — open
3 Algebra 7.7 proof — open
4 Algebra 7.9 proof — open
5 Algebra 8.2 proof — open
6 Algebra 8.3 proof — open
7 Algebra 8.3 proof — open
8 Combinatorics 8.7 proof — open
9 Combinatorics 8.8 proof — open
10 Combinatorics 9.1 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.