Školjka
Archive
Problems
Register
NT
×
Log in
☰
Search
NT
×
Search
All sources
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
All years
2026
2025
2024
2023
2022
2021
2020
2019
2018
2017
2016
2015
2014
2013
2012
2011
2010
2009
2008
2007
2006
2005
2004
2003
2002
2001
2000
1999
1998
1997
1996
1995
1994
1993
1992
1991
1990
1989
1988
1987
1986
1985
1984
1983
1982
1981
1979
1978
1977
1976
1975
1974
1973
1972
1971
1970
1969
1968
1967
1966
1965
1964
1963
1962
1961
1960
1959
455 results
❏
▤
Problem
Source
Tags
Croatian Mathematical Olympiad 2021 Problem I-4
Croatian Mathematical Olympiad 2021
NT
Primes
Seq
Croatian Mathematical Olympiad 2021 Problem M-4
Croatian Mathematical Olympiad 2021
Divisibility
NT
Croatian Mathematical Olympiad 2022 Problem 1-4
Croatian Mathematical Olympiad 2022
Divisibility
NT
Permutations
Croatian Mathematical Olympiad 2022 Problem 2-2
Croatian Mathematical Olympiad 2022
Construction
Digits
NT
Croatian Mathematical Olympiad 2022 Problem 2-4
Croatian Mathematical Olympiad 2022
Divisibility
NT
Seq
Croatian Mathematical Olympiad 2022 Problem I-4
Croatian Mathematical Olympiad 2022
Construction
Divisibility
NT
Croatian Mathematical Olympiad 2022 Problem M-4
Croatian Mathematical Olympiad 2022
Diophantine
NT
Primes
Croatian Mathematical Olympiad 2023 Problem 1-1
Croatian Mathematical Olympiad 2023
Divisibility
NT
Seq
Croatian Mathematical Olympiad 2023 Problem 1-4
Croatian Mathematical Olympiad 2023
Construction
NT
Rational
Croatian Mathematical Olympiad 2023 Problem 2-4
Croatian Mathematical Olympiad 2023
NT
Powers
Coprime
Croatian Mathematical Olympiad 2023 Problem I-4
Croatian Mathematical Olympiad 2023
Divisibility
Factorial
NT
Primes
Croatian Mathematical Olympiad 2023 Problem M-4
Croatian Mathematical Olympiad 2023
Diophantine
Divisibility
NT
Croatian Mathematical Olympiad 2024 Problem 1-4
Croatian Mathematical Olympiad 2024
NT
Powers
Croatian Mathematical Olympiad 2024 Problem 2-2
Croatian Mathematical Olympiad 2024
Divisibility
NT
Primes
Croatian Mathematical Olympiad 2024 Problem 2-4
Croatian Mathematical Olympiad 2024
Divisibility
NT
Croatian Mathematical Olympiad 2024 Problem I-2
Croatian Mathematical Olympiad 2024
Combinatorics
Divisibility
NT
Coprime
Croatian Mathematical Olympiad 2024 Problem I-4
Croatian Mathematical Olympiad 2024
Diophantine
NT
Croatian Mathematical Olympiad 2024 Problem M-4
Croatian Mathematical Olympiad 2024
Diophantine
NT
Primes
Croatian Mathematical Olympiad 2025 Problem 1-3
Croatian Mathematical Olympiad 2025
Divisibility
NT
Primes
Seq
Croatian Mathematical Olympiad 2025 Problem 2-1
Croatian Mathematical Olympiad 2025
Divisibility
NT
Seq
Croatian Mathematical Olympiad 2025 Problem 4-2
Croatian Mathematical Olympiad 2025
Divisibility
Factorial
NT
International Mathematical Olympiad 1959 Problem 1
International Mathematical Olympiad 1959
Diophantine
GCD
NT
Coprime
International Mathematical Olympiad 1960 Problem 1
International Mathematical Olympiad 1960
Digits
Divisibility
NT
International Mathematical Olympiad 1962 Problem 1
International Mathematical Olympiad 1962
Digits
Eq
NT
International Mathematical Olympiad 1964 Problem 1
International Mathematical Olympiad 1964
Divisibility
Mod
NT
Powers
International Mathematical Olympiad 1967 Problem 3
International Mathematical Olympiad 1967
Divisibility
NT
Primes
International Mathematical Olympiad 1968 Problem 2
International Mathematical Olympiad 1968
Digits
NT
Quadratics
International Mathematical Olympiad 1969 Problem 1
International Mathematical Olympiad 1969
Composite
NT
Primes
International Mathematical Olympiad 1970 Problem 2
International Mathematical Olympiad 1970
Digits
Inequalities
NT
International Mathematical Olympiad 1970 Problem 4
International Mathematical Olympiad 1970
Combinatorics
Counting
NT
International Mathematical Olympiad 1971 Problem 3
International Mathematical Olympiad 1971
NT
Powers
Coprime
International Mathematical Olympiad 1972 Problem 1
International Mathematical Olympiad 1972
Combinatorics
Counting
NT
International Mathematical Olympiad 1972 Problem 3
International Mathematical Olympiad 1972
Combinatorics
Factorial
NT
International Mathematical Olympiad 1974 Problem 3
International Mathematical Olympiad 1974
Combinations
Divisibility
Mod
NT
International Mathematical Olympiad 1974 Problem 6
International Mathematical Olympiad 1974
Algebra
NT
Polynomials
International Mathematical Olympiad 1975 Problem 2
International Mathematical Olympiad 1975
NT
Seq
International Mathematical Olympiad 1975 Problem 4
International Mathematical Olympiad 1975
Digits
NT
Powers
International Mathematical Olympiad 1977 Problem 3
International Mathematical Olympiad 1977
Construction
NT
Primes
International Mathematical Olympiad 1977 Problem 5
International Mathematical Olympiad 1977
Algebra
Diophantine
NT
Remainders
International Mathematical Olympiad 1978 Problem 1
International Mathematical Olympiad 1978
Mod
NT
Powers
International Mathematical Olympiad 1979 Problem 1
International Mathematical Olympiad 1979
Divisibility
NT
Sums
International Mathematical Olympiad 1981 Problem 3
International Mathematical Olympiad 1981
Diophantine
NT
Optimization
International Mathematical Olympiad 1981 Problem 4
International Mathematical Olympiad 1981
Divisibility
LCM
NT
International Mathematical Olympiad 1982 Problem 1
International Mathematical Olympiad 1982
Functional
NT
International Mathematical Olympiad 1982 Problem 4
International Mathematical Olympiad 1982
Diophantine
NT
International Mathematical Olympiad 1983 Problem 3
International Mathematical Olympiad 1983
NT
Optimization
Coprime
International Mathematical Olympiad 1984 Problem 2
International Mathematical Olympiad 1984
Divisibility
Mod
NT
International Mathematical Olympiad 1984 Problem 6
International Mathematical Olympiad 1984
Eq
NT
Parity
International Mathematical Olympiad 1985 Problem 2
International Mathematical Olympiad 1985
Coloring
Combinatorics
NT
Coprime
International Mathematical Olympiad 1985 Problem 4
International Mathematical Olympiad 1985
Combinatorics
NT
Powers
Primes
‹ Prev
1
2
3
4
…
10
Next ›