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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
-- -- -- Grade 10
-- -- -- Grade 11
-- -- -- Grade 12
-- -- Croatian School-Level Competitions
-- -- -- Grade 9
-- -- -- Grade 10
-- -- -- Grade 11
-- -- -- Grade 12
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124 results
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Problem
Source
Tags
Grade 9 2003 Problem 4
Grade 9 2003
Counting
Divisibility
NT
Grade 9 2006 Problem 4
Grade 9 2006
Combinatorics
Counting
Tables
Grade 9 2011 Problem 5
Grade 9 2011
Combinatorics
Counting
Graphs
Grade 9 2014 Problem 2
Grade 9 2014
Counting
Divisibility
NT
Grade 9 2016 Problem 5
Grade 9 2016
Coloring
Combinatorics
Counting
Grade 9 2021 Problem 5
Grade 9 2021
Combinatorics
Counting
Grade 9 2023 Problem 5
Grade 9 2023
Combinatorics
Counting
Seq
Grade 9 2024 Problem 5
Grade 9 2024
Algebra
Combinatorics
Counting
Grade 9 2026 Problem 4
Grade 9 2026
Combinatorics
Counting
Tiling
Grade 9 2020 Problem 3
Grade 9 2020
Combinatorics
Counting
Grade 9 2020 Problem 6
Grade 9 2020
Counting
Cube
3D
Grade 9 2021 Problem 3
Grade 9 2021
Combinatorics
Counting
Grade 9 2021 Problem 5
Grade 9 2021
Counting
Digits
Divisibility
NT
Grade 9 2024 Problem 3
Grade 9 2024
Algebra
Counting
Systems
Grade 9 2024 Problem 7
Grade 9 2024
Combinatorics
Counting
Digits
NT
Grade 9 2025 Problem 6
Grade 9 2025
Counting
Divisibility
NT
Grade 9 2015 Problem 3
Grade 9 2015
Counting
Digits
Mod
NT
Grade 9 2022 Problem 5
Grade 9 2022
Combinatorics
Counting
Grade 9 2023 Problem 5
Grade 9 2023
Combinatorics
Construction
Counting
Grade 10 1997 Problem 4
Grade 10 1997
Counting
Geometry
Lengths
Grade 10 2001 Problem 3
Grade 10 2001
Combinatorics
Counting
Parity
Grade 10 2002 Problem 4
Grade 10 2002
Counting
Diophantine
NT
Grade 10 2006 Problem 4
Grade 10 2006
Combinatorics
Counting
Tables
Grade 10 2011 Problem 5
Grade 10 2011
Combinatorics
Counting
Optimization
Grade 10 2014 Problem 5
Grade 10 2014
Combinatorics
Counting
Grade 10 2025 Problem 5
Grade 10 2025
Board
Combinatorics
Counting
Grade 10 2026 Problem 2
Grade 10 2026
Algebra
Counting
Functions
Grade 10 2020 Problem 3
Grade 10 2020
Coloring
Combinatorics
Counting
Grade 10 2020 Problem 7
Grade 10 2020
Combinatorics
Counting
Digits
Optimization
Grade 10 2022 Problem 1
Grade 10 2022
Algebra
Counting
Inequalities
Quadratics
Grade 10 2022 Problem 4
Grade 10 2022
Counting
Cube
Geometry
3D
Grade 10 2022 Problem 6
Grade 10 2022
Counting
NT
Optimization
Grade 10 2024 Problem 7
Grade 10 2024
Combinatorics
Counting
Graphs
Optimization
Grade 10 2025 Problem 7
Grade 10 2025
Combinatorics
Counting
Parity
Tables
Grade 10 2015 Problem 5
Grade 10 2015
Combinatorics
Counting
Grade 10 2016 Problem 3
Grade 10 2016
Counting
Diophantine
NT
Grade 10 2019 Problem 5
Grade 10 2019
Board
Combinatorics
Counting
Optimization
Grade 10 2020 Problem 5
Grade 10 2020
Board
Combinatorics
Counting
Grade 10 2024 Problem 5
Grade 10 2024
Combinatorics
Counting
Digits
Grade 11 2010 Problem 5
Grade 11 2010
Combinatorics
Counting
Grade 11 2013 Problem 5
Grade 11 2013
Combinatorics
Counting
Grade 11 2017 Problem 5
Grade 11 2017
Coloring
Combinatorics
Counting
Polygon
Grade 11 2019 Problem 2
Grade 11 2019
Counting
Divisibility
NT
Grade 11 2023 Problem 1
Grade 11 2023
Counting
Geometry
Log
Triangle
Grade 11 2023 Problem 4
Grade 11 2023
Algebra
Counting
Inequalities
Optimization
Grade 11 2020 Problem 2
Grade 11 2020
Combinatorics
Counting
Digits
Grade 11 2021 Problem 5
Grade 11 2021
Counting
Digits
Divisibility
NT
Grade 11 2022 Problem 4
Grade 11 2022
Counting
Divisibility
NT
Grade 11 2022 Problem 7
Grade 11 2022
Combinatorics
Counting
Divisibility
Tables
Grade 11 2023 Problem 4
Grade 11 2023
Algebra
Counting
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