International Competitions 1986

#CompetitionYearsProblemsYears
1International Mathematical Olympiad1959–2025398
2Middle European Mathematical Olympiad2009–2025160
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ProblemSourceTags
International Mathematical Olympiad 1986 Problem 1International Mathematical Olympiad 1986NT
International Mathematical Olympiad 1986 Problem 2International Mathematical Olympiad 1986AnglesEquilateralGeometryTriangle
International Mathematical Olympiad 1986 Problem 3International Mathematical Olympiad 1986CombinatoricsOptimizationPolygon
International Mathematical Olympiad 1986 Problem 4International Mathematical Olympiad 1986CoordGeometryPolygon
International Mathematical Olympiad 1986 Problem 5International Mathematical Olympiad 1986AlgebraFunctional
International Mathematical Olympiad 1986 Problem 6International Mathematical Olympiad 1986ColoringCombinatoricsCoord