Maths Olympiad Prep

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Vietnamese Mathematical Olympiad

72 problems here, rated 5 to 8.1 on our scale (AIME, harder to Shortlist). 72 of them ask for a proof.

Algebra 37Combinatorics 11Geometry 18Number theory 6
#TopicDiffTypeYear
1 Algebra 5.0 proof — open
2 Algebra 5.3 proof — open
3 Algebra 5.3 proof — open
4 Number theory 5.4 proof — open
5 Algebra 5.5 proof — open
6 Algebra 5.5 proof — open
7 Algebra 5.5 proof — open
8 Algebra 5.6 proof — open
9 Algebra 5.7 proof — open
10 Algebra 5.8 proof — open
11 Algebra 5.8 proof — open
12 Algebra 5.9 proof — open
13 Algebra 5.9 proof — open
14 Algebra 5.9 proof — open
15 Algebra 5.9 proof — open
16 Algebra 6.0 proof — open
17 Number theory 6.0 proof — open
18 Algebra 6.0 proof — open
19 Number theory 6.1 proof — open
20 Algebra 6.1 proof — open
21 Algebra 6.1 proof 2003 open
22 Algebra 6.2 proof — open
23 Algebra 6.2 proof 2003 open
24 Algebra 6.2 proof — open
25 Algebra 6.3 proof — open
26 Geometry 6.3 proof — open
27 Number theory 6.4 proof — open
28 Geometry 6.5 proof — open
29 Algebra 6.5 proof — open
30 Geometry 6.5 proof — open
31 Algebra 6.6 proof — open
32 Number theory 6.6 proof — open
33 Algebra 6.6 proof — open
34 Geometry 6.6 proof — open
35 Geometry 6.6 proof — open
36 Algebra 6.7 proof — open
37 Geometry 6.7 proof 2003 open
38 Algebra 6.8 proof 2003 open
39 Combinatorics 6.8 proof — open
40 Geometry 6.8 proof — open
41 Algebra 6.8 proof — open
42 Combinatorics 6.8 proof — open
43 Geometry 6.8 proof — open
44 Geometry 6.9 proof — open
45 Combinatorics 6.9 proof — open
46 Geometry 6.9 proof — open
47 Combinatorics 6.9 proof — open
48 Algebra 7.0 proof — open
49 Algebra 7.0 proof — open
50 Algebra 7.0 proof — open
51 Geometry 7.0 proof — open
52 Combinatorics 7.1 proof — open
53 Algebra 7.1 proof — open
54 Geometry 7.2 proof — open
55 Combinatorics 7.2 proof — open
56 Geometry 7.2 proof — open
57 Combinatorics 7.2 proof — open
58 Geometry 7.2 proof — open
59 Algebra 7.3 proof — open
60 Algebra 7.3 proof — open
61 Combinatorics 7.3 proof — open
62 Geometry 7.3 proof — open
63 Geometry 7.4 proof — open
64 Algebra 7.4 proof — open
65 Algebra 7.4 proof — open
66 Number theory 7.5 proof — open
67 Geometry 7.5 proof — open
68 Combinatorics 7.6 proof — open
69 Geometry 7.7 proof — open
70 Combinatorics 7.7 proof — open
71 Algebra 7.8 proof — open
72 Combinatorics 8.1 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.