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International Competitions
-- International Mathematical Olympiad
-- Middle European Mathematical Olympiad
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-- Croatian Competitions
-- -- Croatian Mathematical Olympiad
-- -- Croatian National Competitions
-- -- -- Grade 9
-- -- -- Grade 10
-- -- -- Grade 11
-- -- -- Grade 12
-- -- Croatian County-Level Competitions
-- -- -- Grade 9
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-- -- Croatian School-Level Competitions
-- -- -- Grade 9
-- -- -- Grade 10
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90 results
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Problem
Source
Tags
Croatian Mathematical Olympiad 2013 Problem 1-2
Croatian Mathematical Olympiad 2013
Coloring
Combinatorics
Construction
Games
Croatian Mathematical Olympiad 2013 Problem 2-4
Croatian Mathematical Olympiad 2013
Algebra
Construction
NT
Croatian Mathematical Olympiad 2013 Problem M-2
Croatian Mathematical Olympiad 2013
Combinatorics
Construction
Counting
Croatian Mathematical Olympiad 2018 Problem M-4
Croatian Mathematical Olympiad 2018
Construction
NT
Croatian Mathematical Olympiad 2020 Problem 2-4
Croatian Mathematical Olympiad 2020
Construction
NT
Croatian Mathematical Olympiad 2022 Problem 1-2
Croatian Mathematical Olympiad 2022
Coloring
Combinatorics
Construction
Croatian Mathematical Olympiad 2022 Problem 2-2
Croatian Mathematical Olympiad 2022
Construction
Digits
NT
Croatian Mathematical Olympiad 2022 Problem I-4
Croatian Mathematical Olympiad 2022
Construction
Divisibility
NT
Croatian Mathematical Olympiad 2023 Problem 1-4
Croatian Mathematical Olympiad 2023
Construction
NT
Rational
Croatian Mathematical Olympiad 2023 Problem 2-2
Croatian Mathematical Olympiad 2023
Combinatorics
Construction
Optimization
Croatian Mathematical Olympiad 2023 Problem M-2
Croatian Mathematical Olympiad 2023
Combinatorics
Construction
Optimization
Square
International Mathematical Olympiad 1959 Problem 4
International Mathematical Olympiad 1959
Construction
Geometry
Right triangle
International Mathematical Olympiad 1959 Problem 6
International Mathematical Olympiad 1959
Construction
Geometry
3D
Trapezoid
International Mathematical Olympiad 1960 Problem 4
International Mathematical Olympiad 1960
Construction
Geometry
Triangle
International Mathematical Olympiad 1961 Problem 5
International Mathematical Olympiad 1961
Construction
Geometry
Triangle
Trigonometry
International Mathematical Olympiad 1962 Problem 5
International Mathematical Olympiad 1962
Circle
Construction
Geometry
Incircle
Quad
International Mathematical Olympiad 1967 Problem 4
International Mathematical Olympiad 1967
Construction
Geometry
Optimization
Similarity
Triangle
International Mathematical Olympiad 1969 Problem 3
International Mathematical Olympiad 1969
Construction
Geometry
3D
Tetrahedron
International Mathematical Olympiad 1970 Problem 3
International Mathematical Olympiad 1970
Algebra
Construction
Inequalities
Seq
International Mathematical Olympiad 1971 Problem 5
International Mathematical Olympiad 1971
Construction
Coord
Geometry
International Mathematical Olympiad 1972 Problem 6
International Mathematical Olympiad 1972
Construction
Geometry
3D
Tetrahedron
International Mathematical Olympiad 1973 Problem 2
International Mathematical Olympiad 1973
Construction
Geometry
3D
International Mathematical Olympiad 1975 Problem 3
International Mathematical Olympiad 1975
Angles
Construction
Geometry
Triangle
International Mathematical Olympiad 1975 Problem 5
International Mathematical Olympiad 1975
Circle
Construction
Geometry
Rational
International Mathematical Olympiad 1977 Problem 3
International Mathematical Olympiad 1977
Construction
NT
Primes
International Mathematical Olympiad 1983 Problem 5
International Mathematical Olympiad 1983
Combinatorics
Construction
Counting
International Mathematical Olympiad 1987 Problem 5
International Mathematical Olympiad 1987
Area
Construction
Coord
Geometry
Rational
International Mathematical Olympiad 1988 Problem 2
International Mathematical Olympiad 1988
Coloring
Combinatorics
Construction
International Mathematical Olympiad 1989 Problem 1
International Mathematical Olympiad 1989
Combinatorics
Construction
Sums
International Mathematical Olympiad 1989 Problem 5
International Mathematical Olympiad 1989
Construction
NT
Powers
Primes
International Mathematical Olympiad 1990 Problem 6
International Mathematical Olympiad 1990
Construction
Geometry
Polygon
International Mathematical Olympiad 1991 Problem 4
International Mathematical Olympiad 1991
Combinatorics
Construction
GCD
Graphs
International Mathematical Olympiad 1991 Problem 6
International Mathematical Olympiad 1991
Algebra
Construction
Inequalities
Seq
International Mathematical Olympiad 1993 Problem 5
International Mathematical Olympiad 1993
Construction
Functional
Functions
International Mathematical Olympiad 1994 Problem 3
International Mathematical Olympiad 1994
Construction
Counting
NT
International Mathematical Olympiad 1994 Problem 6
International Mathematical Olympiad 1994
Construction
NT
Primes
International Mathematical Olympiad 1995 Problem 3
International Mathematical Olympiad 1995
Area
Construction
Geometry
Triangle
International Mathematical Olympiad 1997 Problem 4
International Mathematical Olympiad 1997
Combinatorics
Construction
Tables
International Mathematical Olympiad 2000 Problem 4
International Mathematical Olympiad 2000
Combinatorics
Construction
Counting
International Mathematical Olympiad 2000 Problem 5
International Mathematical Olympiad 2000
Construction
Divisibility
NT
Primes
International Mathematical Olympiad 2000 Problem 6
International Mathematical Olympiad 2000
Construction
Geometry
Incircle
Triangle
International Mathematical Olympiad 2003 Problem 1
International Mathematical Olympiad 2003
Combinatorics
Construction
International Mathematical Olympiad 2007 Problem 3
International Mathematical Olympiad 2007
Combinatorics
Construction
Graphs
International Mathematical Olympiad 2009 Problem 6
International Mathematical Olympiad 2009
Combinatorics
Construction
Permutations
International Mathematical Olympiad 2010 Problem 5
International Mathematical Olympiad 2010
Combinatorics
Construction
Games
International Mathematical Olympiad 2011 Problem 2
International Mathematical Olympiad 2011
Collinear
Construction
Geometry
International Mathematical Olympiad 2012 Problem 3
International Mathematical Olympiad 2012
Combinatorics
Construction
Games
International Mathematical Olympiad 2015 Problem 1
International Mathematical Olympiad 2015
Circle
Construction
Geometry
International Mathematical Olympiad 2016 Problem 2
International Mathematical Olympiad 2016
Combinatorics
Construction
Tables
International Mathematical Olympiad 2017 Problem 5
International Mathematical Olympiad 2017
Combinatorics
Construction
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