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Problemset

35 problems · filtered by 3 tags

✓#Name✎Rating↕Solved↕
2234EVlad, Misha and Two Arrays
brute forcecombinatoricsdfs and similardivide and conquermath
21001.9k
2164F1Chain Prefix Rank (Easy Version)
combinatoricsdfs and similardpmathtrees
26001.3k
2164F2Chain Prefix Rank (Hard Version)
binary searchcombinatoricsdata structuresdfs and similardpgraphsmathtrees
2900648
2157HKeygen 3
brute forcecombinatoricsconstructive algorithmsdfs and similarmath
3200238
2135CBy the Assignment
binary searchbitmaskscombinatoricsdfs and similardsugraphsmath
20005.4k
2112ETree Colorings
combinatoricsdfs and similardpgraphsmathnumber theorytrees
22003.5k
2097BBaggage Claim
combinatoricsdfs and similardpdsugraphsimplementationmathtrees
23002k
2063F1Counting Is Not Fun (Easy Version)
combinatoricsdata structuresdfs and similardpdsugraphshashingimplementationmathtrees
24001.6k
2056ENested Segments
combinatoricsdfs and similardpdsumath
25001.1k
2040EControl of Randomness
combinatoricsdfs and similardpgraphsgreedymathprobabilitiestrees
21002.8k
2028EAlice's Adventures in the Rabbit Hole
combinatoricsdfs and similardpgamesgreedymathprobabilitiestrees
23002k
1976ESplittable Permutations
combinatoricsdata structuresdfs and similargreedymathtrees
25001.3k
1975FSet
bitmasksbrute forcecombinatoricsdfs and similardivide and conquerdpmath
26001.1k
1933GTurtle Magic: Royal Turtle Shell Pattern
bitmasksbrute forcecombinatoricsconstructive algorithmsdfs and similarmath
23001.2k
1929FSasha and the Wedding Binary Search Tree
brute forcecombinatoricsdata structuresdfs and similarmathtrees
23002.4k
1914G1Light Bulbs (Easy Version)
brute forcecombinatoricsdfs and similardpdsugraphsmathtrees
21002.5k
1905EOne-X
combinatoricsdfs and similardpmathtrees
24001.3k
1843DApple Tree
combinatoricsdfs and similardpmathtrees
120022.3k
1824B2LuoTianyi and the Floating Islands (Hard Version)
combinatoricsdfs and similarmathprobabilitiestrees
23003.6k
1777DScore of a Tree
bitmaskscombinatoricsdfs and similardpmathprobabilitiestrees
19004.9k
1770EKoxia and Tree
combinatoricsdfs and similardpdsumathprobabilitiestrees
24001.6k
1707DPartial Virtual Trees
combinatoricsdfs and similardpmathtrees
3000997
1691FK-Set Tree
combinatoricsdfs and similardpmathtrees
25001.2k
1651ESum of Matchings
brute forcecombinatoricsconstructive algorithmsdfs and similargraph matchingsgreedymath
2600669
1598EStaircases
brute forcecombinatoricsdata structuresdfs and similardpimplementationmath
21002.5k
1553EPermutation Shift
brute forcecombinatoricsconstructive algorithmsdfs and similardsugraphsmath
21003.8k
1527DMEX Tree
combinatoricsdfs and similarimplementationmathtrees
24002.3k
1495DBFS Trees
combinatoricsdfs and similargraphsmathshortest pathstrees
26001.6k
1299DAround the World
bitmaskscombinatoricsdfs and similardpgraphsmathtrees
3000652
711DDirected Roads
combinatoricsdfs and similargraphsmath
19005.1k
612ESquare Root of Permutation
combinatoricsconstructive algorithmsdfs and similargraphsmath
22002.1k
603BMoodular Arithmetic
combinatoricsdfs and similardsumathnumber theory
18002.7k
557DVitaly and Cycle
combinatoricsdfs and similargraphsmath
20002.4k
217DBitonix' Patrol
bitmasksbrute forcecombinatoricsdfs and similarmath
2900282
150BQuantity of Strings
combinatoricsdfs and similargraphsmath
16005.5k

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