Croatian Competitions 2025

#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 12 2025 Problem 4Grade 12 2025CircumcircleGeometryOrthocenterTangentTriangle
Grade 12 2025 Problem 5Grade 12 2025ConstructionDivisibilityNT
Grade 9 2025 Problem 1Grade 9 2025DigitsNT
Grade 9 2025 Problem 2Grade 9 2025AlgebraSystems
Grade 9 2025 Problem 3Grade 9 2025DivisibilityModNT
Grade 9 2025 Problem 4Grade 9 2025GeometryPerpendicularityRight triangle
Grade 9 2025 Problem 5Grade 9 2025DigitsNTPowersSums
Grade 9 2025 Problem 6Grade 9 2025CountingDivisibilityNT
Grade 9 2025 Problem 7Grade 9 2025AlgebraSystems
Grade 10 2025 Problem 1Grade 10 2025AlgebraOptimizationQuadratics
Grade 10 2025 Problem 2Grade 10 2025AlgebraFunctionsRadicals
Grade 10 2025 Problem 3Grade 10 2025DigitsNT
Grade 10 2025 Problem 4Grade 10 2025AlgebraEqQuadratics
Grade 10 2025 Problem 5Grade 10 2025AlgebraEqRadicals
Grade 10 2025 Problem 6Grade 10 2025CircleGeometryIncircleRight triangle
Grade 10 2025 Problem 7Grade 10 2025CombinatoricsCountingParityTables
Grade 11 2025 Problem 1Grade 11 2025AlgebraDigitsEq
Grade 11 2025 Problem 2Grade 11 2025AlgebraEqTrigonometry
Grade 11 2025 Problem 3Grade 11 2025Optimization3D
Grade 11 2025 Problem 4Grade 11 2025AlgebraEqLog
Grade 11 2025 Problem 5Grade 11 2025AlgebraRadicals
Grade 11 2025 Problem 6Grade 11 2025DiophantineExpNT
Grade 11 2025 Problem 7Grade 11 2025DiophantineNTPrimes
Grade 12 2025 Problem 1Grade 12 2025AlgebraPolynomialsRadicals
Grade 12 2025 Problem 2Grade 12 2025ComplexPowers
Grade 12 2025 Problem 3Grade 12 2025CoordInequalities
Grade 12 2025 Problem 4Grade 12 2025DiophantineNT
Grade 12 2025 Problem 5Grade 12 2025RecurrencesSeq
Grade 12 2025 Problem 6Grade 12 2025CombinatoricsCountingDivisibility
Grade 12 2025 Problem 7Grade 12 2025GeometryRight triangleSeqTrigonometry