Permutations

18 results

ProblemSourceTags
Croatian Mathematical Olympiad 2013 Problem 2-2Croatian Mathematical Olympiad 2013DivisibilityModNTPermutations
Croatian Mathematical Olympiad 2020 Problem 1-2Croatian Mathematical Olympiad 2020CombinatoricsGamesPermutations
Croatian Mathematical Olympiad 2021 Problem M-2Croatian Mathematical Olympiad 2021CombinatoricsCountingPermutations
Croatian Mathematical Olympiad 2022 Problem 1-4Croatian Mathematical Olympiad 2022DivisibilityNTPermutations
International Mathematical Olympiad 1963 Problem 6International Mathematical Olympiad 1963CombinatoricsPermutations
International Mathematical Olympiad 1987 Problem 1International Mathematical Olympiad 1987CombinatoricsCountingPermutations
International Mathematical Olympiad 1989 Problem 6International Mathematical Olympiad 1989CombinatoricsCountingPermutations
International Mathematical Olympiad 1997 Problem 3International Mathematical Olympiad 1997AbsAlgebraInequalitiesPermutations
International Mathematical Olympiad 2001 Problem 4International Mathematical Olympiad 2001DivisibilityNTPermutations
International Mathematical Olympiad 2009 Problem 6International Mathematical Olympiad 2009CombinatoricsConstructionPermutations
International Mathematical Olympiad 2021 Problem 5International Mathematical Olympiad 2021CombinatoricsPermutations
Middle European Mathematical Olympiad 2013 Problem T-3Middle European Mathematical Olympiad 2013CombinatoricsCountingPermutations
Middle European Mathematical Olympiad 2015 Problem T-3Middle European Mathematical Olympiad 2015CombinatoricsOptimizationPermutations
Grade 12 1999 Problem 2Grade 12 1999CombinatoricsCountingPermutations
Grade 12 2003 Problem 3Grade 12 2003CombinatoricsPermutations
Grade 12 2016 Problem 5Grade 12 2016CombinatoricsCountingPermutations
Grade 12 2021 Problem 2Grade 12 2021AlgebraInequalitiesPermutations
Grade 12 2021 Problem 4Grade 12 2021CombinatoricsCountingPermutations