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Problemset

70 problems · filtered by 3 tags

✓#Name✎Rating↕Solved↕
2244CStepan and Permutation
constructive algorithmsdfs and similardsugreedymathnumber theorysortings
unrated15.6k
2234CVessels, Heights and Two Versions (Easy Version)
dfs and similardsugreedyimplementationtwo pointers
120012k
2234FVessels, Heights and Two Versions (Hard Version)
data structuresdfs and similardsugreedyimplementationtwo pointers
19002.3k
2208D1Tree Orientation (Easy Version)
constructive algorithmsdfs and similardsugraphsgreedymatricestrees
18004.8k
2208D2Tree Orientation (Hard Version)
dfs and similardsugraphsgreedysortingstrees
22002.1k
2187CJerry and Tom
data structuresdfs and similardsugamesgraphsgreedytrees
23001.5k
2176ERemove at the lowest cost
data structuresdfs and similardpdsugreedyimplementationtrees
24001.3k
2164EJourney
data structuresdfs and similardsugraphsgreedy
23003.6k
2127EAncient Tree
constructive algorithmsdata structuresdfs and similardsugreedytrees
21004.4k
2106FGoblin
dfs and similardpdsugreedymath
19004.5k
2086CDisappearing Permutation
dfs and similardpdsugraphsgreedyimplementation
130016.6k
2060EGraph Composition
dfs and similardsugraphsgreedy
150012.7k
2033ESakurako, Kosuke, and the Permutation
brute forcedata structuresdfs and similardsugraphsgreedymath
140014.5k
2031DPenchick and Desert Rabbit
binary searchdata structuresdfs and similardpdsugreedyimplementationtwo pointers
170010.1k
2029DCool Graph
constructive algorithmsdata structuresdfs and similardsugraphsgreedytrees
19004k
2021E1Digital Village (Easy Version)
brute forcedata structuresdfs and similardpdsufftgraphsgreedyimplementationmathtrees
23002k
2021E3Digital Village (Extreme Version)
data structuresdfs and similardpdsugraphsgreedymathtrees
2800725
2001CGuess The Tree
binary searchbrute forcedfs and similardivide and conquerdsugreedyinteractivetrees
150013.1k
1987EWonderful Tree!
brute forcedata structuresdfs and similardsugreedytrees
20004.2k
1935FAndrey's Tree
binary searchconstructive algorithmsdata structuresdfs and similardsugreedyimplementationtrees
2800634
1927FMicrocycle
data structuresdfs and similardsugraphsgreedyimplementationsortingstrees
19005.6k
1895EInfinite Card Game
binary searchbrute forcedata structuresdfs and similardpdsugamesgraphsgreedysortingstwo pointers
23001.9k
1850HThe Third Letter
dfs and similardsugraphsgreedyimplementation
170010.2k
1833GKsyusha and Chinchilla
constructive algorithmsdfs and similardpdsugreedyimplementationtrees
18006.5k
1824CLuoTianyi and XOR-Tree
data structuresdfs and similardpdsugreedytrees
25001.7k
1810EMonsters
brute forcedata structuresdfs and similardsugraphsgreedy
21004k
1800E2Unforgivable Curse (hard version)
brute forceconstructive algorithmsdfs and similardsugraphsgreedystrings
150015.6k
1799ECity Union
constructive algorithmsdfs and similardsugeometrygreedyimplementationmath
23001.4k
1788FXOR, Tree, and Queries
bitmasksconstructive algorithmsdfs and similardsugraphsgreedyimplementationtrees
25001.2k
1735CPhase Shift
dfs and similardsugraphsgreedyimplementationstrings
140011k
1709EXOR Tree
bitmasksdata structuresdfs and similardsugreedytrees
24004.2k
1707CDFS Trees
dfs and similardsugraphsgreedysortingstrees
24002k
1706EQpwoeirut and Vertices
binary searchdata structuresdfs and similardivide and conquerdsugreedytrees
23004k
1691ENumber of Groups
data structuresdfs and similardsugraphsgreedysortings
23002.2k
1635ECars
2-satconstructive algorithmsdfs and similardsugraphsgreedysortings
22002.9k
1633ESpanning Tree Queries
binary searchdata structuresdfs and similardsugraphsgreedymathsortingstrees
24001.8k
1624GMinOr Tree
bitmasksdfs and similardsugraphsgreedy
19007.9k
1619GUnusual Minesweeper
binary searchdfs and similardsugreedysortings
20002.8k
1559D2Mocha and Diana (Hard Version)
brute forceconstructive algorithmsdfs and similardsugraphsgreedytreestwo pointers
25003.2k
1537FFigure Fixing
constructive algorithmsdfs and similardsugraphsgreedymath
22002.9k
1521DNastia Plays with a Tree
constructive algorithmsdata structuresdfs and similardpdsugreedyimplementationtrees
25002.4k
1515FPhoenix and Earthquake
constructive algorithmsdfs and similardsugraphsgreedytrees
26002.2k
1508CComplete the MST
bitmasksbrute forcedata structuresdfs and similardsugraphsgreedytrees
25001.8k
1494DDogeforces
constructive algorithmsdata structuresdfs and similardivide and conquerdsugreedysortingstrees
23002.9k
1466FEuclid's nightmare
bitmasksdfs and similardsugraphsgreedymathsortings
21003.1k
1365DSolve The Maze
constructive algorithmsdfs and similardsugraphsgreedyimplementationshortest paths
170021.3k
1335FRobots on a Grid
data structuresdfs and similardsugraphsgreedymatrices
22002.5k
1332CK-Complete Word
dfs and similardsugreedyimplementationstrings
150021.7k
1253DHarmonious Graph
constructive algorithmsdfs and similardsugraphsgreedysortings
170010.4k
1220ETourism
dfs and similardpdsugraphsgreedytrees
22003.1k
1213FUnstable String Sort
data structuresdfs and similardsugraphsgreedyimplementationstrings
21003.1k
1133F2Spanning Tree with One Fixed Degree
constructive algorithmsdfs and similardsugraphsgreedy
19003.9k
1131DGourmet choice
dfs and similardpdsugraphsgreedy
20003.7k
1120DPower Tree
dfs and similardpdsugraphsgreedytrees
25001.8k
1042FLeaf Sets
data structuresdfs and similardsugraphsgreedysortingstrees
24001.6k
939DLove Rescue
dfs and similardsugraphsgreedystrings
16008.3k
902BColoring a Tree
dfs and similardsugreedy
120012.1k
731CSocks
dfs and similardsugraphsgreedy
16008k
723DLakes in Berland
dfs and similardsugraphsgreedyimplementation
16007.6k
659ENew Reform
data structuresdfs and similardsugraphsgreedy
16008.1k
659FPolycarp and Hay
dfs and similardsugraphsgreedysortings
20002k
650CTable Compression
dfs and similardpdsugraphsgreedy
22002.2k
650EClockwork Bomb
data structuresdfs and similardsugreedytrees
32001.1k
500BNew Year Permutation
dfs and similardsugraphsgreedymathsortings
16009.7k
468BTwo Sets
2-satdfs and similardsugraph matchingsgreedy
20005.5k
445BDZY Loves Chemistry
dfs and similardsugreedy
140015.4k
362DFools and Foolproof Roads
data structuresdfs and similardsugraphsgreedy
21001.1k
325EThe Red Button
combinatoricsdfs and similardsugraphsgreedy
2800998
77CBeavermuncher-0xFF
dfs and similardpdsugreedytrees
21001.3k
17BHierarchy
dfs and similardsugreedyshortest paths
15006.6k

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