Local Competitions 2011

#CompetitionYearsProblemsYears
Croatian Competitions
1Croatian Mathematical Olympiad2010–2025252
Croatian National Competitions
2Grade 91992–2026159
3Grade 101992–2026159
4Grade 111992–2026158
5Grade 121992–2026159
Croatian County-Level Competitions
6Grade 92015–202660
7Grade 102015–202660
8Grade 112015–202660
9Grade 122015–202660
Croatian School-Level Competitions
10Grade 92020–202649
11Grade 102020–202649
12Grade 112020–202649
13Grade 122020–202649
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ProblemSourceTags
Croatian Mathematical Olympiad 2011 Problem 1-1Croatian Mathematical Olympiad 2011AlgebraInequalitiesOptimization
Croatian Mathematical Olympiad 2011 Problem 1-2Croatian Mathematical Olympiad 2011ColoringCombinatoricsGraphs
Croatian Mathematical Olympiad 2011 Problem 1-3Croatian Mathematical Olympiad 2011CentroidCircumcircleGeometryTriangle
Croatian Mathematical Olympiad 2011 Problem 1-4Croatian Mathematical Olympiad 2011NTCoprimeSeq
Croatian Mathematical Olympiad 2011 Problem 2-1Croatian Mathematical Olympiad 2011NTRecurrencesSeq
Croatian Mathematical Olympiad 2011 Problem 2-2Croatian Mathematical Olympiad 2011BoardCombinatoricsDivisibility
Croatian Mathematical Olympiad 2011 Problem 2-3Croatian Mathematical Olympiad 2011AnglesCircleGeometryPerpendicularity
Croatian Mathematical Olympiad 2011 Problem 2-4Croatian Mathematical Olympiad 2011AlgebraDiophantineNT
Croatian Mathematical Olympiad 2011 Problem I-1Croatian Mathematical Olympiad 2011AlgebraFunctional
Croatian Mathematical Olympiad 2011 Problem I-2Croatian Mathematical Olympiad 2011ColoringCombinatoricsOptimizationPolygon
Croatian Mathematical Olympiad 2011 Problem I-3Croatian Mathematical Olympiad 2011AnglesGeometryIncircleTriangle
Croatian Mathematical Olympiad 2011 Problem I-4Croatian Mathematical Olympiad 2011AlgebraDivisibilityNTPolynomials
Croatian Mathematical Olympiad 2011 Problem M-1Croatian Mathematical Olympiad 2011AlgebraRecurrencesSeq
Croatian Mathematical Olympiad 2011 Problem M-2Croatian Mathematical Olympiad 2011CombinatoricsGeometryOptimizationPolygon
Croatian Mathematical Olympiad 2011 Problem M-3Croatian Mathematical Olympiad 2011AnglesCircumcircleGeometryInequalitiesTriangle
Croatian Mathematical Olympiad 2011 Problem M-4Croatian Mathematical Olympiad 2011ModNTPowersRemainders
Grade 9 2011 Problem 1Grade 9 2011AlgebraEqSystems
Grade 9 2011 Problem 2Grade 9 2011AnglesEquilateralGeometryPolygon
Grade 9 2011 Problem 3Grade 9 2011AreaConstructionNTRight triangle
Grade 9 2011 Problem 4Grade 9 2011CircleGeometryPerpendicularityQuad
Grade 9 2011 Problem 5Grade 9 2011CombinatoricsCountingGraphs
Grade 10 2011 Problem 1Grade 10 2011DiophantineDivisibilityNT
Grade 10 2011 Problem 2Grade 10 2011AlgebraInequalitiesPolynomialsRadicals
Grade 10 2011 Problem 3Grade 10 2011AbsAlgebraExpSystems
Grade 10 2011 Problem 4Grade 10 2011AnglesGeometryIsoscelesTriangle
Grade 10 2011 Problem 5Grade 10 2011CombinatoricsCountingOptimization
Grade 11 2011 Problem 1Grade 11 2011GeometryInequalitiesRight triangleTrigonometry
Grade 11 2011 Problem 2Grade 11 2011DiophantineEqNT
Grade 11 2011 Problem 3Grade 11 2011AnglesGeometryIsoscelesTriangle
Grade 11 2011 Problem 4Grade 11 2011AlgebraInequalitiesNT
Grade 11 2011 Problem 5Grade 11 2011BoardColoringCombinatorics
Grade 12 2011 Problem 1Grade 12 2011CombinatoricsConstructionSeq
Grade 12 2011 Problem 2Grade 12 2011AlgebraFunctionalFunctions
Grade 12 2011 Problem 3Grade 12 2011CountingNTRational
Grade 12 2011 Problem 4Grade 12 2011CollinearGeometryIncircleTriangle
Grade 12 2011 Problem 5Grade 12 2011CombinatoricsGeometryPolygon