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Problemset

27 problems · filtered by 3 tags

✓#Name✎Rating↕Solved↕
2164F2Chain Prefix Rank (Hard Version)
binary searchcombinatoricsdata structuresdfs and similardpgraphsmathtrees
2900648
2131GWafu!
bitmasksbrute forcedata structuresdfs and similardpmath
20003.9k
2118D2Red Light, Green Light (Hard version)
binary searchbrute forcedata structuresdfs and similardpgraphsimplementationmathnumber theory
22002.6k
2063F1Counting Is Not Fun (Easy Version)
combinatoricsdata structuresdfs and similardpdsugraphshashingimplementationmathtrees
24001.6k
2033ESakurako, Kosuke, and the Permutation
brute forcedata structuresdfs and similardsugraphsgreedymath
140014.5k
2031EPenchick and Chloe's Trees
data structuresdfs and similardpgreedyimplementationmathsortingstrees
21002.8k
2021E1Digital Village (Easy Version)
brute forcedata structuresdfs and similardpdsufftgraphsgreedyimplementationmathtrees
23002k
2021E3Digital Village (Extreme Version)
data structuresdfs and similardpdsugraphsgreedymathtrees
2800725
2006BIris and the Tree
brute forcedata structuresdfs and similardsumathtrees
18004.4k
1976ESplittable Permutations
combinatoricsdata structuresdfs and similargreedymathtrees
25001.3k
1929FSasha and the Wedding Binary Search Tree
brute forcecombinatoricsdata structuresdfs and similarmathtrees
23002.4k
1902FTrees and XOR Queries Again
data structuresdfs and similardivide and conquergraphsimplementationmathtrees
24001.5k
1847FThe Boss's Identity
binary searchbitmasksdata structuresdfs and similargreedymathsortings
25001.1k
1844GTree Weights
bitmasksconstructive algorithmsdata structuresdfs and similarimplementationmathmatricesnumber theorytrees
30001.2k
1843F1Omsk Metro (simple version)
data structuresdfs and similardpgraphsgreedymathtrees
18006.5k
1843F2Omsk Metro (hard version)
data structuresdfs and similardivide and conquerdpmathtrees
23002.2k
1670CWhere is the Pizza?
data structuresdfs and similardsugraphsimplementationmath
140011.1k
1633ESpanning Tree Queries
binary searchdata structuresdfs and similardsugraphsgreedymathsortingstrees
24001.8k
1615EPurple Crayon
data structuresdfs and similargamesgraphsgreedymathsortingstrees
24001.8k
1598EStaircases
brute forcecombinatoricsdata structuresdfs and similardpimplementationmath
21002.5k
1498FChristmas Game
bitmasksdata structuresdfs and similardpgamesmathtrees
25001.1k
1200FGraph Traveler
brute forcedata structuresdfs and similardpgraphsimplementationmathnumber theory
23001.2k
1158CPermutation recovery
constructive algorithmsdata structuresdfs and similargraphsgreedymathsortings
21002.3k
1142BLynyrd Skynyrd
data structuresdfs and similardpmathtrees
20004k
766EMahmoud and a xor trip
bitmasksconstructive algorithmsdata structuresdfs and similardpmathtrees
21003.6k
633GYash And Trees
bitmasksdata structuresdfs and similarmathnumber theory
2800933
593DHappy Tree Party
data structuresdfs and similargraphsmathtrees
24001.5k

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