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69 problems · filtered by 4 tags

✓#Name✎Rating↕Solved↕
2193HRemove the Grail Tree
dfs and similardpgraphsgreedyimplementationtrees
24001.1k
2184FCherry Tree
dfs and similardpgraphstrees
19004.2k
2164F2Chain Prefix Rank (Hard Version)
binary searchcombinatoricsdata structuresdfs and similardpgraphsmathtrees
2900648
2138C1Maple and Tree Beauty (Easy Version)
brute forcedfs and similardpgraphstrees
18005.7k
2127H23 Rises Again
brute forcedfs and similardpflowsgraph matchingsgraphsgreedyimplementationprobabilitiestrees
31001.9k
2115BGellyfish and Camellia Japonica
brute forceconstructive algorithmsdfs and similardpgraphsgreedytrees
21005k
2112ETree Colorings
combinatoricsdfs and similardpgraphsmathnumber theorytrees
22003.5k
2097BBaggage Claim
combinatoricsdfs and similardpdsugraphsimplementationmathtrees
23002k
2063CRemove Exactly Two
brute forcedata structuresdfs and similardpgraphsgreedysortingstrees
160015.1k
2063F1Counting Is Not Fun (Easy Version)
combinatoricsdata structuresdfs and similardpdsugraphshashingimplementationmathtrees
24001.6k
2062DBalanced Tree
dfs and similardpgraphsgreedytrees
22003.6k
2053EResourceful Caterpillar Sequence
dfs and similardpgamesgraphsgreedytrees
19004.6k
2044G2Medium Demon Problem (hard version)
dfs and similardpdsugraphsimplementationtrees
19004k
2040EControl of Randomness
combinatoricsdfs and similardpgraphsgreedymathprobabilitiestrees
21002.8k
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
1970G2Min-Fund Prison (Medium)
brute forcedfs and similardpgraphstrees
2200907
1970G3Min-Fund Prison (Hard)
bitmasksdfs and similardpgraphstrees
2400574
1929ESasha and the Happy Tree Cutting
bitmasksbrute forcedfs and similardpgraphsgreedymathtrees
23002.1k
1926GVlad and Trouble at MIT
dfs and similardpflowsgraphsgreedyimplementationtrees
19004.7k
1923ECount Paths
data structuresdfs and similardpdsugraphstrees
20005.3k
1914G1Light Bulbs (Easy Version)
brute forcecombinatoricsdfs and similardpdsugraphsmathtrees
21002.5k
1901ECompressed Tree
dfs and similardpgraphsgreedysortingstrees
22002k
1881FMinimum Maximum Distance
dfs and similardpgraphsshortest pathstrees
17009.8k
1843F1Omsk Metro (simple version)
data structuresdfs and similardpgraphsgreedymathtrees
18006.5k
1830ACopil Copac Draws Trees
dfs and similardpgraphstrees
140021.3k
1822FGardening Friends
brute forcedfs and similardpgraphstrees
17007.8k
1805DA Wide, Wide Graph
dfs and similardpgraphsgreedytrees
18009.6k
1778FMaximizing Root
dfs and similardpgraphsmathnumber theorytrees
2600964
1763FEdge Queries
data structuresdfs and similardpdsugraphstrees
3000750
1676GWhite-Black Balanced Subtrees
dfs and similardpgraphstrees
130025.6k
1625E1Cats on the Upgrade (easy version)
brute forcedata structuresdfs and similardivide and conquerdpgraphstrees
25001.2k
1617EChristmas Chocolates
dfs and similardpgamesgraphsimplementationmathnumber theoryshortest pathstrees
27001.1k
1592CBakry and Partitioning
bitmasksconstructive algorithmsdfs and similardpgraphstrees
17009.3k
1547GHow Many Paths?
dfs and similardpgraphstrees
21003.7k
1402CStar Trek
*specialcombinatoricsdfs and similardpgamesgraphsmatricestrees
2600271
1389GDirecting Edges
dfs and similardpgraphstrees
2800540
1324FMaximum White Subtree
dfs and similardpgraphstrees
180013.6k
1299DAround the World
bitmaskscombinatoricsdfs and similardpgraphsmathtrees
3000652
1263FEconomic Difficulties
data structuresdfs and similardpflowsgraphstrees
2400982
1238FThe Maximum Subtree
dfs and similardpgraphstrees
22002.2k
1220ETourism
dfs and similardpdsugraphsgreedytrees
22003.1k
1120DPower Tree
dfs and similardpdsugraphsgreedytrees
25001.8k
1111ETree
data structuresdfs and similardpgraphstrees
25001.2k
1056DDecorate Apple Tree
constructive algorithmsdfs and similardpgraphsgreedysortingstrees
16006.8k
982CCut 'em all!
dfs and similardpgraphsgreedytrees
150016.6k
855GHarry Vs Voldemort
dfs and similardpgraphstrees
3300415
839CJourney
dfs and similardpgraphsprobabilitiestrees
150020.8k
835FRoads in the Kingdom
dfs and similardpgraphstrees
25001.3k
796DPolice Stations
constructive algorithmsdfs and similardpgraphsshortest pathstrees
21007.8k
763ATimofey and a tree
dfs and similardpdsugraphsimplementationtrees
160012.1k
758EBroken Tree
dfs and similardpgraphsgreedytrees
2600636
743DChloe and pleasant prizes
dfs and similardpgraphstrees
18004.8k
708CCentroids
data structuresdfs and similardpgraphsgreedytrees
23004.5k
700BConnecting Universities
dfs and similardpgraphstrees
18004.7k
682CAlyona and the Tree
dfs and similardpgraphstrees
16008.2k
633FThe Chocolate Spree
dfs and similardpgraphstrees
26001.4k
627DPreorder Test
binary searchdfs and similardpgraphsgreedytrees
26001k
613DKingdom and its Cities
dfs and similardivide and conquerdpgraphssortingstrees
28004.3k
592DSuper M
dfs and similardpgraphstrees
22003k
533BWork Group
dfs and similardpgraphsstringstrees
20002.7k
522AReposts
*specialdfs and similardpgraphstrees
120019.3k
231ECactus
data structuresdfs and similardpgraphstrees
21002.4k
219DChoosing Capital for Treeland
dfs and similardpgraphstrees
170013k
87DBeautiful Road
dfs and similardpdsugraphsimplementationsortingstrees
23001.1k
81EPairs
dfs and similardpdsugraphsimplementationtrees
2700460
51FCaterpillar
dfs and similardpgraphstrees
2800845
14DTwo Paths
dfs and similardpgraphsshortest pathstreestwo pointers
19005.4k

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