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78 problems · filtered by 4 tags

✓#Name✎Rating↕Solved↕
2244FAnya Loves Trees!
dfs and similardpgreedytrees
unrated3.5k
2219CColoring a Red Black Tree
dfs and similardpgreedymathprobabilitiestrees
23001.4k
2193HRemove the Grail Tree
dfs and similardpgraphsgreedyimplementationtrees
24001.1k
2189FZhora the Vacuum Cleaner
data structuresdfs and similardpgreedyimplementationsortingstrees
2800254
2176ERemove at the lowest cost
data structuresdfs and similardpdsugreedyimplementationtrees
24001.3k
2133EI Yearned For The Mines
constructive algorithmsdfs and similardpgreedytrees
25001.8k
2127H23 Rises Again
brute forcedfs and similardpflowsgraph matchingsgraphsgreedyimplementationprobabilitiestrees
31001.9k
2119FVolcanic Eruptions
dfs and similardpgreedyshortest pathstrees
3300191
2115BGellyfish and Camellia Japonica
brute forceconstructive algorithmsdfs and similardpgraphsgreedytrees
21005k
2114EKirei Attacks the Estate
dfs and similardpgreedytrees
140014.4k
2071CTrapmigiano Reggiano
constructive algorithmsdata structuresdfs and similardpgreedysortingstrees
17009.9k
2063CRemove Exactly Two
brute forcedata structuresdfs and similardpgraphsgreedysortingstrees
160015.1k
2063ETriangle Tree
data structuresdfs and similardpgreedytrees
23002.4k
2062DBalanced Tree
dfs and similardpgraphsgreedytrees
22003.6k
2053EResourceful Caterpillar Sequence
dfs and similardpgamesgraphsgreedytrees
19004.6k
2040EControl of Randomness
combinatoricsdfs and similardpgraphsgreedymathprobabilitiestrees
21002.8k
2033GSakurako and Chefir
data structuresdfs and similardpgreedytrees
22002k
2031EPenchick and Chloe's Trees
data structuresdfs and similardpgreedyimplementationmathsortingstrees
21002.8k
2028EAlice's Adventures in the Rabbit Hole
combinatoricsdfs and similardpgamesgreedymathprobabilitiestrees
23002k
2025FChoose Your Queries
constructive algorithmsdfs and similardpgraphsgreedytrees
27001.1k
2021E1Digital Village (Easy Version)
brute forcedata structuresdfs and similardpdsufftgraphsgreedyimplementationmathtrees
23002k
2021E3Digital Village (Extreme Version)
data structuresdfs and similardpdsugraphsgreedymathtrees
2800725
2014FSheriff's Defense
dfs and similardpgreedytrees
20005.3k
1997DMaximize the Root
binary searchdfs and similardpgreedytrees
150016.3k
1976FRemove Bridges
data structuresdfs and similardpgreedysortingstrees
2800893
1975DPaint the Tree
brute forcedfs and similardpgreedyshortest pathstrees
17007.6k
1949CAnnual Ants' Gathering
dfs and similardpgreedytrees
19002.6k
1929ESasha and the Happy Tree Cutting
bitmasksbrute forcedfs and similardpgraphsgreedymathtrees
23002.1k
1926GVlad and Trouble at MIT
dfs and similardpflowsgraphsgreedyimplementationtrees
19004.7k
1914FProgramming Competition
dfs and similardpgraph matchingsgreedytrees
19005.1k
1901ECompressed Tree
dfs and similardpgraphsgreedysortingstrees
22002k
1882DTree XOR
bitmasksdfs and similardpgreedytrees
19007.3k
1856E2PermuTree (hard version)
bitmasksdfs and similardpfftgreedyimplementationmathtrees
27001.8k
1843F1Omsk Metro (simple version)
data structuresdfs and similardpgraphsgreedymathtrees
18006.5k
1833GKsyusha and Chinchilla
constructive algorithmsdfs and similardpdsugreedyimplementationtrees
18006.5k
1824CLuoTianyi and XOR-Tree
data structuresdfs and similardpdsugreedytrees
25001.7k
1805DA Wide, Wide Graph
dfs and similardpgraphsgreedytrees
18009.6k
1796EColored Subgraphs
dfs and similardpgamesgreedytrees
25001.1k
1774ETwo Chess Pieces
dfs and similardpgreedytrees
19004k
1746DPaths on the Tree
dfs and similardpgreedysortingstrees
19005.2k
1740EHanging Hearts
constructive algorithmsdata structuresdfs and similardpgreedytrees
18005.1k
1695D1Tree Queries (Easy Version)
brute forceconstructive algorithmsdfs and similardpgreedytrees
22002.5k
1695D2Tree Queries (Hard Version)
constructive algorithmsdfs and similardpgreedytrees
23002.3k
1693BFake Plastic Trees
dfs and similardpgreedytrees
17009.7k
1675FVlad and Unfinished Business
dfs and similardpgreedytrees
18006.4k
1637FTowers
constructive algorithmsdfs and similardpgreedytrees
25002.2k
1611E2Escape The Maze (hard version)
dfs and similardpgreedyshortest pathstrees
19004.4k
1566EBuds Re-hanging
constructive algorithmsdfs and similardpgreedytrees
20004.5k
1528AParsa's Humongous Tree
dfs and similardivide and conquerdpgreedytrees
160019.8k
1521DNastia Plays with a Tree
constructive algorithmsdata structuresdfs and similardpdsugreedyimplementationtrees
25002.4k
1485EMove and Swap
dfs and similardpgreedytrees
25001.6k
1453EDog Snacks
binary searchdfs and similardpgreedytrees
23002.3k
1442EBlack, White and Grey Tree
binary searchconstructive algorithmsdfs and similardpgreedytrees
3000805
1401DMaximum Distributed Tree
dfs and similardpgreedyimplementationmathnumber theorysortingstrees
180010.7k
1381DThe Majestic Brown Tree Snake
dfs and similardpgreedytreestwo pointers
3000832
1363ETree Shuffling
dfs and similardpgreedytrees
20007.6k
1336ALinova and Kingdom
dfs and similardpgreedysortingstrees
160025.5k
1294FThree Paths on a Tree
dfs and similardpgreedytrees
20007.2k
1292CXenon's Attack on the Gangs
combinatoricsdfs and similardpgreedytrees
23002.4k
1285DDr. Evil Underscores
bitmasksbrute forcedfs and similardivide and conquerdpgreedystringstrees
19008.7k
1220ETourism
dfs and similardpdsugraphsgreedytrees
22003.1k
1175EMinimal Segment Cover
data structuresdfs and similardivide and conquerdpgreedyimplementationtrees
22004.7k
1153DServal and Rooted Tree
binary searchdfs and similardpgreedytrees
19005.6k
1120DPower Tree
dfs and similardpdsugraphsgreedytrees
25001.8k
1073FChoosing Two Paths
dfs and similardpgreedytrees
2500668
1056DDecorate Apple Tree
constructive algorithmsdfs and similardpgraphsgreedysortingstrees
16006.8k
990FFlow Control
dfs and similardpgreedytrees
24001.1k
982CCut 'em all!
dfs and similardpgraphsgreedytrees
150016.6k
963BDestruction of a Tree
constructive algorithmsdfs and similardpgreedytrees
20003k
814DAn overnight dance in discotheque
dfs and similardpgeometrygreedytrees
20002.6k
765ETree Folding
dfs and similardpgreedyimplementationtrees
22001.4k
758EBroken Tree
dfs and similardpgraphsgreedytrees
2600636
708CCentroids
data structuresdfs and similardpgraphsgreedytrees
23004.5k
627DPreorder Test
binary searchdfs and similardpgraphsgreedytrees
26001k
618DHamiltonian Spanning Tree
dfs and similardpgraph matchingsgreedytrees
22002.1k
274BZero Tree
dfs and similardpgreedytrees
18005.7k
238CWorld Eater Brothers
dfs and similardpgreedytrees
21001.4k
77CBeavermuncher-0xFF
dfs and similardpdsugreedytrees
21001.3k

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