Maths Olympiad Prep

Library /Iberoamerican Mathematical Olympiad

Iberoamerican Mathematical Olympiad

61 problems here, rated 4.7 to 7.6 on our scale (AIME to National Olympiad, round 2). 61 of them ask for a proof.

Algebra 11Combinatorics 16Geometry 24Number theory 10
#TopicDiffTypeYear
1 Geometry 4.7 proof open
2 Algebra 4.9 proof open
3 Geometry 4.9 proof open
4 Geometry 4.9 proof open
5 Geometry 4.9 proof open
6 Geometry 4.9 proof open
7 Geometry 5.0 proof open
8 Algebra 5.0 proof open
9 Number theory 5.1 proof open
10 Geometry 5.1 proof open
11 Geometry 5.1 proof open
12 Number theory 5.1 proof open
13 Geometry 5.2 proof open
14 Algebra 5.2 proof open
15 Algebra 5.3 proof open
16 Algebra 5.3 proof open
17 Algebra 5.3 proof open
18 Combinatorics 5.3 proof open
19 Algebra 5.3 proof open
20 Algebra 5.3 proof open
21 Algebra 5.4 proof open
22 Number theory 5.4 proof open
23 Number theory 5.4 proof open
24 Combinatorics 5.4 proof open
25 Geometry 5.5 proof open
26 Number theory 5.5 proof open
27 Geometry 5.5 proof open
28 Geometry 5.5 proof open
29 Geometry 5.5 proof open
30 Algebra 5.5 proof open
31 Number theory 5.6 proof open
32 Geometry 5.6 proof open
33 Number theory 5.7 proof open
34 Geometry 5.8 proof open
35 Number theory 5.8 proof open
36 Combinatorics 5.8 proof open
37 Geometry 5.9 proof open
38 Combinatorics 5.9 proof open
39 Number theory 6.0 proof open
40 Number theory 6.1 proof open
41 Combinatorics 6.2 proof open
42 Geometry 6.2 proof open
43 Geometry 6.2 proof open
44 Combinatorics 6.2 proof open
45 Combinatorics 6.2 proof open
46 Combinatorics 6.2 proof open
47 Algebra 6.3 proof open
48 Geometry 6.3 proof open
49 Combinatorics 6.4 proof open
50 Geometry 6.4 proof open
51 Geometry 6.4 proof open
52 Combinatorics 6.5 proof open
53 Geometry 6.7 proof open
54 Geometry 6.8 proof open
55 Combinatorics 6.9 proof open
56 Combinatorics 6.9 proof open
57 Combinatorics 6.9 proof open
58 Combinatorics 7.0 proof open
59 Geometry 7.0 proof open
60 Combinatorics 7.3 proof open
61 Combinatorics 7.6 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.