Croatian Competitions 2026

#CompetitionYearsProblemsYears
Croatian National Competitions
1Grade 91992–2026159
2Grade 101992–2026159
3Grade 111992–2026158
4Grade 121992–2026159
Croatian County-Level Competitions
5Grade 92015–202660
6Grade 102015–202660
7Grade 112015–202660
8Grade 122015–202660
Croatian School-Level Competitions
9Grade 92020–202649
10Grade 102020–202649
11Grade 112020–202649
12Grade 122020–202649
13Croatian Mathematical Olympiad2010–2025252
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ProblemSourceTags
Grade 10 2026 Problem 4Grade 10 2026AlgebraNTQuadratics
Grade 10 2026 Problem 5Grade 10 2026AlgebraSystemsTables
Grade 10 2026 Problem 6Grade 10 2026AnglesGeometryQuad
Grade 10 2026 Problem 7Grade 10 2026NTRational
Grade 11 2026 Problem 1Grade 11 2026AlgebraExpSystems
Grade 11 2026 Problem 2Grade 11 2026AlgebraTrigonometry
Grade 11 2026 Problem 3Grade 11 2026CircleGeometry3D
Grade 11 2026 Problem 4Grade 11 2026AlgebraLog
Grade 11 2026 Problem 5Grade 11 2026BoardColoringCombinatoricsOptimization
Grade 11 2026 Problem 6Grade 11 2026DivisibilityFactorialNT
Grade 11 2026 Problem 7Grade 11 2026AnglesGeometryIncircleTriangle
Grade 12 2026 Problem 1Grade 12 2026NTRecurrencesRadicals
Grade 12 2026 Problem 2Grade 12 2026AnglesAreaGeometryTrapezoid
Grade 12 2026 Problem 3Grade 12 2026AlgebraInequalitiesRecurrencesSeq
Grade 12 2026 Problem 4Grade 12 2026GamesProbability
Grade 12 2026 Problem 5Grade 12 2026DigitsNTSeq
Grade 12 2026 Problem 6Grade 12 2026ColoringCombinatoricsCounting
Grade 12 2026 Problem 7Grade 12 2026AlgebraComplexOptimization