August 2026
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September 2026
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21	22	23	24	25	26	27
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October 2026
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November 2026
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MO calendar

August 2026
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3	4	5	6	7	8	9
10	11	12	13	14	15	16
17	18	19	20	21	22	23
24	25	26	27	28	29	30
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September 2026
	1	2	3	4	5	6
7	8	9	10	11	12	13
14	15	16	17	18	19	20
21	22	23	24	25	26	27
28	29	30

October 2026
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5	6	7	8	9	10	11
12	13	14	15	16	17	18
19	20	21	22	23	24	25
26	27	28	29	30	31

November 2026
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2	3	4	5	6	7	8
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MATHEMATICAL OLYMPIAD

Mathematical Olympiad is a competition for high school and elementary school students. It is organized by Ministry of Education, Science, Research and Sport of the Slovak Republic in cooperation with Union of Slovak Mathematicians and Physicists (JSMF) and Slovak Committee of Mathematical Olympiad (SKMO) (see Rules of Organization of MO). The competition is directed by SKMO. In regions, it is governed by regional committees of MO and branches of JSMF. In schools, the teachers of mathematics organize the competition.

Recently added documents

16. 9. 20:16 →pdf: 76^th year, Z5, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, Z6, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, Z7, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, Z8, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, Z9, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, C, homework round, hint problems
16. 9. 20:16 →pdf: 76^th year, B, homework round, hint problems
16. 9. 20:15 →pdf: 76^th year, A, homework round, hint problems
16. 9. 20:15 →pdf: 76^th year, Hungarian version, Z5, homework round, problems
16. 9. 20:15 →pdf: 76^th year, Hungarian version, Z6, homework round, problems

Problems and solution of particular rounds can be found also in documents section.

Forthcoming events

13. 11. → Z9, homework round []
13. 11. → Z5, homework round []
1. 12. → A, homework round
8. 12. → A, school round
11. 12. → Z9, homework round []
11. 12. → Z5, homework round []
12. 1. → A, regional round
15. 1. → Z8, Z7, Z6, homework round []
19. 1. → B, C, homework round

Related events

28. 9. →KMS, 1st winter series [www]
19. 10. →Matik, 1st winter series [www]
19. 10. →Malynár, 1st winter series [www]
23. 10. →Strom, Matboj of Košice (Košice) [www]
26. 10. →KMS, 2nd winter series [www]
2. 11. →Strom, 1st winter series [www]
16. 11. →Matik, 2nd winter series [www]
16. 11. →Malynár, 2nd winter series [www]
20. 11. →Matik, Lomihlav [www]

The complete schedule can be found in schedule section.

We would like to draw your attention to the website https://mathcomps.fun, which gathers useful materials and resources for preparing for the Math Olympiad (MO). You can participate in the "Mathilding" competition there, where you receive immediate feedback on your solutions from an AI.

The wording of problem C-I-2 has been reformulated for the sake of clarification.

MO Problem Archive

The website https://ics.upjs.sk/~krajci/mo/archiv/ contains an archive of MO problems. You can find all high-school MO problems from all 75 editions (as well as some elementary-school problems) there.