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International Competitions
-- International Mathematical Olympiad
-- Middle European Mathematical Olympiad
Local Competitions
-- 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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39 results
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Problem
Source
Tags
Croatian Mathematical Olympiad 2011 Problem M-4
Croatian Mathematical Olympiad 2011
Mod
NT
Powers
Remainders
Croatian Mathematical Olympiad 2013 Problem 2-2
Croatian Mathematical Olympiad 2013
Divisibility
Mod
NT
Permutations
Croatian Mathematical Olympiad 2017 Problem 2-4
Croatian Mathematical Olympiad 2017
Divisibility
Mod
NT
Croatian Mathematical Olympiad 2018 Problem 2-4
Croatian Mathematical Olympiad 2018
Mod
NT
Powers
Croatian Mathematical Olympiad 2018 Problem I-4
Croatian Mathematical Olympiad 2018
Mod
NT
Croatian Mathematical Olympiad 2021 Problem 1-4
Croatian Mathematical Olympiad 2021
Graphs
Mod
NT
Primes
International Mathematical Olympiad 1964 Problem 1
International Mathematical Olympiad 1964
Divisibility
Mod
NT
Powers
International Mathematical Olympiad 1974 Problem 3
International Mathematical Olympiad 1974
Combinations
Divisibility
Mod
NT
International Mathematical Olympiad 1978 Problem 1
International Mathematical Olympiad 1978
Mod
NT
Powers
International Mathematical Olympiad 1984 Problem 2
International Mathematical Olympiad 1984
Divisibility
Mod
NT
International Mathematical Olympiad 1995 Problem 6
International Mathematical Olympiad 1995
Combinatorics
Counting
Mod
Primes
International Mathematical Olympiad 1996 Problem 1
International Mathematical Olympiad 1996
Board
Combinatorics
Coord
Mod
International Mathematical Olympiad 1999 Problem 4
International Mathematical Olympiad 1999
Divisibility
Mod
NT
Primes
International Mathematical Olympiad 2005 Problem 2
International Mathematical Olympiad 2005
Mod
NT
Remainders
Seq
International Mathematical Olympiad 2009 Problem 1
International Mathematical Olympiad 2009
Divisibility
Mod
NT
Middle European Mathematical Olympiad 2011 Problem T-7
Middle European Mathematical Olympiad 2011
Divisibility
Mod
NT
Middle European Mathematical Olympiad 2013 Problem T-8
Middle European Mathematical Olympiad 2013
Games
Mod
NT
Middle European Mathematical Olympiad 2018 Problem T-7
Middle European Mathematical Olympiad 2018
Mod
NT
Primes
Seq
Grade 9 1996 Problem 1
Grade 9 1996
Divisibility
Mod
NT
Primes
Grade 9 2014 Problem 1
Grade 9 2014
Algebra
Divisibility
Mod
Polynomials
Grade 9 2015 Problem 2
Grade 9 2015
Divisibility
Mod
NT
Grade 9 2021 Problem 2
Grade 9 2021
Diophantine
Mod
NT
Grade 9 2022 Problem 1
Grade 9 2022
Divisibility
Mod
NT
Powers
Grade 9 2023 Problem 3
Grade 9 2023
Divisibility
Mod
NT
Grade 9 2025 Problem 3
Grade 9 2025
Divisibility
Mod
NT
Grade 9 2015 Problem 3
Grade 9 2015
Counting
Digits
Mod
NT
Grade 9 2017 Problem 3
Grade 9 2017
Digits
Mod
NT
Grade 11 1999 Problem 4
Grade 11 1999
Combinatorics
Mod
Remainders
Grade 11 2007 Problem 1
Grade 11 2007
Divisibility
Mod
NT
Grade 11 2018 Problem 5
Grade 11 2018
Combinatorics
Digits
Games
Mod
Grade 11 2017 Problem 2
Grade 11 2017
Mod
NT
Powers
Grade 12 1997 Problem 1
Grade 12 1997
Digits
Mod
NT
Powers
Grade 12 1998 Problem 2
Grade 12 1998
Divisibility
Mod
NT
Primes
Grade 12 2007 Problem 1
Grade 12 2007
Divisibility
Mod
NT
Grade 12 2025 Problem 1
Grade 12 2025
Divisibility
Mod
NT
Grade 12 2020 Problem 5
Grade 12 2020
Mod
NT
Powers
Grade 12 2021 Problem 5
Grade 12 2021
Mod
NT
Powers
Grade 12 2023 Problem 2
Grade 12 2023
Divisibility
Mod
NT
Grade 12 2024 Problem 1
Grade 12 2024
Mod
NT
Remainders