Maths Olympiad Prep

Library /Balkan MO Shortlist

Balkan MO Shortlist

21 problems here, rated 6.4 to 8.9 on our scale (National olympiad to Shortlist).

Algebra 13Combinatorics 3Geometry 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 7.8 answer open
10 Algebra 7.9 answer open
11 Algebra 8.0 answer open
12 Algebra 8.0 answer open
13 Number theory 8.0 answer open
14 Algebra 8.2 answer open
15 Algebra 8.3 answer open
16 Algebra 8.3 answer open
17 Combinatorics 8.3 answer open
18 Combinatorics 8.3 answer open
19 Algebra 8.3 answer open
20 Algebra 8.4 answer open
21 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.