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Problemset

40 problems · filtered by 3 tags

✓#Name✎Rating↕Solved↕
2241EFair and Square
combinatoricsdpgraphsmathnumber theorytrees
16005.8k
2238FInfinite Work
combinatoricsgraphsgreedymathtrees
2600406
2164F2Chain Prefix Rank (Hard Version)
binary searchcombinatoricsdata structuresdfs and similardpgraphsmathtrees
2900648
2112ETree Colorings
combinatoricsdfs and similardpgraphsmathnumber theorytrees
22003.5k
2097BBaggage Claim
combinatoricsdfs and similardpdsugraphsimplementationmathtrees
23002k
2081DMST in Modulo Graph
constructive algorithmsdsugraphsgreedymathnumber theorysortingstrees
26001.2k
2063F1Counting Is Not Fun (Easy Version)
combinatoricsdata structuresdfs and similardpdsugraphshashingimplementationmathtrees
24001.6k
2052MManaging Cluster
dpgraphsmathtrees
2700403
2040EControl of Randomness
combinatoricsdfs and similardpgraphsgreedymathprobabilitiestrees
21002.8k
2021E1Digital Village (Easy Version)
brute forcedata structuresdfs and similardpdsufftgraphsgreedyimplementationmathtrees
23002k
2021E2Digital Village (Hard Version)
data structuresdpdsugraphsmathtrees
25001.3k
2021E3Digital Village (Extreme Version)
data structuresdfs and similardpdsugraphsgreedymathtrees
2800725
2020DConnect the Dots
brute forcedpdsugraphsmathtrees
18007.6k
1994DFunny Game
constructive algorithmsdsugraphsgreedymathnumber theorytrees
19007.7k
1929ESasha and the Happy Tree Cutting
bitmasksbrute forcedfs and similardpgraphsgreedymathtrees
23002.1k
1914G1Light Bulbs (Easy Version)
brute forcecombinatoricsdfs and similardpdsugraphsmathtrees
21002.5k
1902FTrees and XOR Queries Again
data structuresdfs and similardivide and conquergraphsimplementationmathtrees
24001.5k
1843F1Omsk Metro (simple version)
data structuresdfs and similardpgraphsgreedymathtrees
18006.5k
1823FRandom Walk
dpgraphsmathprobabilitiestrees
26001.4k
1790FTimofey and Black-White Tree
brute forcedfs and similardivide and conquergraphsgreedymathshortest pathstrees
21004.2k
1778FMaximizing Root
dfs and similardpgraphsmathnumber theorytrees
2600964
1767EAlgebra Flash
bitmasksbrute forcedpgraphsmathmeet-in-the-middletrees
25001.3k
1709FMultiset of Strings
bitmasksbrute forcedpfftflowsgraphsmathmeet-in-the-middletrees
2500729
1682EUnordered Swaps
constructive algorithmsdfs and similargraphsgreedymathsortingstrees
2700777
1633ESpanning Tree Queries
binary searchdata structuresdfs and similardsugraphsgreedymathsortingstrees
24001.8k
1617EChristmas Chocolates
dfs and similardpgamesgraphsimplementationmathnumber theoryshortest pathstrees
27001.1k
1615EPurple Crayon
data structuresdfs and similargamesgraphsgreedymathsortingstrees
24001.8k
1540BTree Array
brute forcecombinatoricsdpgraphsmathprobabilitiestrees
23003.1k
1495DBFS Trees
combinatoricsdfs and similargraphsmathshortest pathstrees
26001.6k
1369DTediousLee
dpgraphsgreedymathtrees
19009.3k
1299DAround the World
bitmaskscombinatoricsdfs and similardpgraphsmathtrees
3000652
1292DChaotic V.
dpgraphsgreedymathnumber theorytrees
27001.1k
1284FNew Year and Social Network
data structuresgraph matchingsgraphsmathtrees
3200424
1214EPetya and Construction Set
constructive algorithmsgraphsmathsortingstrees
20002.9k
1139CEdgy Trees
dfs and similardsugraphsmathtrees
150017.4k
843CUpgrading Tree
constructive algorithmsdfs and similargraphsmathtrees
2600416
842CIlya And The Tree
dfs and similargraphsmathnumber theorytrees
20003.8k
830EPerpetual Motion Machine
constructive algorithmsdpgraphsimplementationmathtrees
3100373
724GXor-matic Number of the Graph
bitmasksgraphsmathnumber theorytrees
26001.6k
593DHappy Tree Party
data structuresdfs and similargraphsmathtrees
24001.5k

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