Maths Olympiad Prep

Library /China Girls' Mathematical Olympiad

China Girls' Mathematical Olympiad

53 problems here, rated 4.8 to 8.1 on our scale (AIME to Shortlist). 53 of them ask for a proof.

Algebra 10Combinatorics 13Geometry 22Number theory 8
#TopicDiffTypeYear
1 Number theory 4.8 proof open
2 Number theory 4.8 proof open
3 Combinatorics 4.9 proof open
4 Algebra 5.0 proof open
5 Algebra 5.1 proof open
6 Algebra 5.1 proof open
7 Combinatorics 5.2 proof open
8 Algebra 5.4 proof open
9 Geometry 5.4 proof open
10 Geometry 5.4 proof open
11 Geometry 5.6 proof open
12 Combinatorics 5.7 proof open
13 Geometry 5.7 proof open
14 Algebra 5.7 proof open
15 Geometry 5.7 proof open
16 Combinatorics 5.7 proof open
17 Number theory 5.7 proof open
18 Geometry 5.8 proof open
19 Geometry 5.9 proof open
20 Geometry 5.9 proof open
21 Geometry 6.0 proof open
22 Geometry 6.0 proof open
23 Number theory 6.0 proof open
24 Number theory 6.0 proof open
25 Combinatorics 6.2 proof open
26 Geometry 6.2 proof open
27 Geometry 6.2 proof open
28 Algebra 6.3 proof open
29 Combinatorics 6.3 proof open
30 Geometry 6.3 proof open
31 Algebra 6.4 proof open
32 Number theory 6.4 proof open
33 Number theory 6.4 proof open
34 Geometry 6.5 proof open
35 Geometry 6.5 proof open
36 Geometry 6.6 proof open
37 Geometry 6.6 proof open
38 Geometry 6.6 proof open
39 Combinatorics 6.7 proof open
40 Combinatorics 6.7 proof open
41 Geometry 6.7 proof open
42 Combinatorics 6.8 proof open
43 Combinatorics 6.9 proof open
44 Combinatorics 7.0 proof open
45 Geometry 7.1 proof open
46 Combinatorics 7.2 proof open
47 Number theory 7.2 proof open
48 Geometry 7.3 proof open
49 Geometry 7.4 proof open
50 Algebra 7.5 proof open
51 Combinatorics 7.5 proof open
52 Algebra 7.5 proof open
53 Algebra 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.