Maths Olympiad Prep

Library /Balkan MO Shortlist

Balkan MO Shortlist

19 problems here, rated 6.4 to 8.9 on our scale (National Olympiad to Shortlist).

Algebra 12Combinatorics 2Geometry 1Number theory 4
#TopicDiffTypeYear
1 Number theory 6.4 answer — open
2 Geometry 7.3 answer — open
3 Number theory 7.5 answer — open
4 Number theory 7.5 answer — open
5 Algebra 7.6 answer — open
6 Algebra 7.8 answer — open
7 Algebra 7.8 answer — open
8 Algebra 7.8 answer — open
9 Algebra 7.9 answer — open
10 Algebra 8.0 answer — open
11 Algebra 8.0 answer — open
12 Number theory 8.0 answer — open
13 Algebra 8.2 answer — open
14 Algebra 8.3 answer — open
15 Algebra 8.3 answer — open
16 Combinatorics 8.3 answer — open
17 Algebra 8.3 answer — open
18 Algebra 8.4 answer — open
19 Combinatorics 8.9 answer — 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.