#CompetitionYearsProblemsYears
1Grade 91992–2026159
2Grade 101992–2026159
3Grade 111992–2026158
4Grade 121992–2026159

Documents

ProblemSourceTags
Grade 9 2023 Problem 1Grade 9 2023DiophantineNTPrimes
Grade 9 2023 Problem 2Grade 9 2023AbsAlgebraInequalitiesOptimization
Grade 9 2023 Problem 3Grade 9 2023AnglesGeometryLengthsPerpendicularityTriangle
Grade 9 2023 Problem 4Grade 9 2023AlgebraSystems
Grade 9 2023 Problem 5Grade 9 2023CombinatoricsCountingSeq
Grade 10 2023 Problem 1Grade 10 2023AreaGeometryOptimization3D
Grade 10 2023 Problem 2Grade 10 2023AlgebraQuadraticsRationalRadicals
Grade 10 2023 Problem 3Grade 10 2023CombinatoricsGeometryPolygonTriangle
Grade 10 2023 Problem 4Grade 10 2023CircleCircumcircleGeometryTangentTriangle
Grade 10 2023 Problem 5Grade 10 2023ConstructionDivisibilityNT
Grade 11 2023 Problem 1Grade 11 2023CountingGeometryLogTriangle
Grade 11 2023 Problem 2Grade 11 2023DivisibilityNTParity
Grade 11 2023 Problem 3Grade 11 2023AnglesGeometryTriangle
Grade 11 2023 Problem 4Grade 11 2023AlgebraCountingInequalitiesOptimization
Grade 11 2023 Problem 5Grade 11 2023BoardCombinatoricsGames
Grade 12 2023 Problem 1Grade 12 2023AlgebraPolynomialsSeq
Grade 12 2023 Problem 2Grade 12 2023ComplexCountingDigitsSums
Grade 12 2023 Problem 3Grade 12 2023AreaConstructionGeometrySquare
Grade 12 2023 Problem 4Grade 12 2023GeometryLengthsOrthocenterTriangle
Grade 12 2023 Problem 5Grade 12 2023DivisibilityFunctionalNT