International Competitions 2018

#CompetitionYearsProblemsYears
1International Mathematical Olympiad1959–2025398
2Middle European Mathematical Olympiad2009–2025160
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ProblemSourceTags
International Mathematical Olympiad 2018 Problem 1International Mathematical Olympiad 2018CircumcircleGeometryPerpendicularityTriangle
International Mathematical Olympiad 2018 Problem 2International Mathematical Olympiad 2018AlgebraNTRecurrencesSeq
International Mathematical Olympiad 2018 Problem 3International Mathematical Olympiad 2018AbsCombinatoricsConstruction
International Mathematical Olympiad 2018 Problem 4International Mathematical Olympiad 2018BoardCombinatoricsGamesOptimization
International Mathematical Olympiad 2018 Problem 5International Mathematical Olympiad 2018InequalitiesNTSeq
International Mathematical Olympiad 2018 Problem 6International Mathematical Olympiad 2018AnglesGeometryQuad
Middle European Mathematical Olympiad 2018 Problem I-1Middle European Mathematical Olympiad 2018AlgebraFunctionalRational
Middle European Mathematical Olympiad 2018 Problem I-2Middle European Mathematical Olympiad 2018BoardCombinatoricsTiling
Middle European Mathematical Olympiad 2018 Problem I-3Middle European Mathematical Olympiad 2018CentroidConcyclicGeometryTriangle
Middle European Mathematical Olympiad 2018 Problem I-4Middle European Mathematical Olympiad 2018CombinationsInequalitiesNT
Middle European Mathematical Olympiad 2018 Problem T-1Middle European Mathematical Olympiad 2018AlgebraInequalities
Middle European Mathematical Olympiad 2018 Problem T-2Middle European Mathematical Olympiad 2018AlgebraPolynomialsRational
Middle European Mathematical Olympiad 2018 Problem T-3Middle European Mathematical Olympiad 2018CombinatoricsGamesOptimization
Middle European Mathematical Olympiad 2018 Problem T-4Middle European Mathematical Olympiad 2018NTOptimization
Middle European Mathematical Olympiad 2018 Problem T-5Middle European Mathematical Olympiad 2018CircumcircleGeometryOrthocenterParallelogramTriangle
Middle European Mathematical Olympiad 2018 Problem T-6Middle European Mathematical Olympiad 2018CircumcircleCollinearGeometryPerpendicularityTriangle
Middle European Mathematical Olympiad 2018 Problem T-7Middle European Mathematical Olympiad 2018ModNTPrimesSeq
Middle European Mathematical Olympiad 2018 Problem T-8Middle European Mathematical Olympiad 2018ConstructionDiophantineNT