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Problemset

2,031 problems · filtered by 1 tag

✓#Name✎Rating↕Solved↕
2249CDouble-Rift Dial
data structuresdfs and similardsuimplementationtwo pointers
unrated1k
2247D2XOR Sorting (Hard Version)
bitmasksdata structuresgreedy
unrated1.9k
2247FPaths on a Grid
data structuresdphashing
unrated358
2245HConnect Connect See
brute forcedata structures
unrated48
2244EMasha and the Garland
data structuresdpgreedyimplementationmathnumber theorystrings
unrated7.6k
2244GYura and Deadlines
data structuresdp
unrated2.2k
2242BPredominant Frequency Division
data structuresgreedyimplementationmath
100016.1k
2242CUnstable Elements
brute forcedata structuresimplementationsortingstwo pointers
130010.5k
2242FSummer Vacation
data structuresdpprobabilitiestrees
2700385
2241FA Bit Odd
data structuresgamesgreedymath
17004.5k
2241GSummmon
binary searchdata structuresgreedyimplementationmathnumber theory
2400831
2239CRevival
binary searchdata structuresmathtwo pointers
22001.3k
2239EThe end of this world,
data structuresdivide and conquerdsugraphs
3300154
2237EPermutation Commutation
data structuresgraphsgreedy
20002k
2237FPaint the Array
data structuresdpgreedy
2400908
2237HSlime and Queries
data structuresgreedytrees
3500124
2236GCriterion in Burlandia
binary searchbitmasksbrute forcedata structuresdfs and similardivide and conquerimplementationtreestwo pointers
2600385
2234FVessels, Heights and Two Versions (Hard Version)
data structuresdfs and similardsugreedyimplementationtwo pointers
19002.3k
2234GStripe, Token and Two Players
data structuresdpgames
2700362
2233DGoods on the Shelf
brute forcedata structuresimplementationtwo pointers
19003.4k
2230EMinimum Influence
binary searchdata structuresgreedyimplementationmathsortingstwo pointers
21001.5k
2229EDeconstruction Tree
combinatoricsdata structuresdpgraphstrees
21002k
2229GRoadworks
binary searchdata structuresdpgreedytwo pointers
2900345
2228DSanae, Cross and Color
binary searchdata structuresimplementation
19002.8k
2228E2Amanojaku and Sequence (Hard Version)
combinatoricsdata structuresimplementationmath
2500307
2227DPalindromex
binary searchbrute forceconstructive algorithmsdata structuresgreedyimplementationtwo pointers
120013.9k
2227EIt All Went Sideways
binary searchdata structuresdpgreedy
14009.7k
2227FIt Just Keeps Going Sideways
binary searchdata structuresdpgreedymath
17004.4k
2227GDrowning
binary searchdata structuresmath
20002.2k
2226CMental Monumental (Easy Version)
binary searchdata structuresgreedymathtwo pointers
15008.1k
2226EMental Monumental (Hard Version)
data structuresgreedymathtwo pointers
23001k
2223BZhily and Barknights
binary searchdata structuresdpmathsortingstwo pointers
16003.7k
2223EZhily and Permutation
data structuresdivide and conquertrees
350056
2222DPermutation Construction
constructive algorithmsdata structuressortings
18004k
2222FBuilding Tree
data structuresdivide and conquerdsugraphsimplementation
2600716
2219DMEX Replacement on Tree
data structuresimplementationmathtrees
2700533
2217EDefinitely Larger
binary searchconstructive algorithmsdata structuresgraphsgreedysortings
20002.5k
2215EStar Map
constructive algorithmsdata structuresgeometrygreedysortings
2700217
2210BSimply Sitting on Chairs
data structuresgreedy
90019.5k
2210FA Simple Problem
binary searchdata structuresgreedymathtrees
2700263
2209FDynamic Values And Maximum Sum
data structuresgreedyimplementationtrees
2700460
2207CWhere's My Water?
data structuresdivide and conquerdpmath
16006.4k
2207FHanabi
binary searchdata structuresdpdsuflowsgraph matchingsgraphsgreedy
2900315
2206DChristmas Tree Un-decoration
data structuresdptrees
2600322
2206EParallel Sums
data structuresgeometry
2500487
2205DSimons and Beating Peaks
data structuresdivide and conquerdpgreedyimplementationtrees
17005.6k
2205ESimons and Dividing the Rhythm
combinatoricsdata structuresdpdsumathstring suffix structuresstrings
21001.8k
2205FSimons and Reconstructing His Roads
constructive algorithmsdata structuresdsugraphs
2400714
2205GSimons and Diophantus Equation
bitmasksbrute forcedata structuresmathnumber theory
3000231
2204FSum of Fractions
binary searchbrute forcecombinatoricsdata structuresgreedymathnumber theorytwo pointers
22001.3k
2203EProbabilistic Card Game
binary searchdata structuresgamesgreedymathternary search
22001.5k
2202G1Monotone Monochrome Matrices (Easy Version)
data structures
2500318
2201A1Lost Civilization (Easy Version)
data structures
130012.2k
2201A2Lost Civilization (Hard Version)
data structuresdp
17005.5k
2201DBinary Not Search and Queries
data structuresgreedyimplementation
2500855
2201F1Monotone Monochrome Matrices (Medium Version)
data structureshashing
2900315
2201F2Monotone Monochrome Matrices (Hard Version)
constructive algorithmsdata structureshashingmath
2800461
2200FMooclear Reactor 2
brute forcedata structuresgreedyimplementationsortings
19003.2k
2199HSum of MEX
*specialcombinatoricsdata structuresdpmath
2300100
2196DDouble Bracket Sequence
data structuresdpexpression parsingflowsgreedystrings
25001.1k
2196E1Fuzzy Concatenation (Easy Version)
binary searchbitmasksbrute forcedata structuresgreedystring suffix structures
2900311
2196E2Fuzzy Concatenation (Hard version)
binary searchbitmasksdata structuresdpgreedystring suffix structures
3000238
2195GIdiot First Search and Queries
binary searchdata structuresdpgraphstrees
23001.2k
2194F2Again Trees... (hard version)
bitmasksdata structuresdfs and similardpffttrees
3000223
2193CReplace and Sum
data structuresgreedy
100030.3k
2189FZhora the Vacuum Cleaner
data structuresdfs and similardpgreedyimplementationsortingstrees
2800254
2187CJerry and Tom
data structuresdfs and similardsugamesgraphsgreedytrees
23001.5k
2187EDoors and Keys
brute forcedata structuresdp
3500356
2187F1Al Fine (Maximizing Version)
binary searchdata structuresdivide and conquertrees
3100256
2185DOutOfMemoryError
data structuresimplementationmathtwo pointers
110021.9k
2185FBattleCows
data structuresdivide and conquerimplementation
17005.5k
2185GMixing MEXes
data structuresimplementationmath
18003.7k
2185HBattleCows 2
binary searchbrute forcedata structuresdpgreedy
2500752
2184EExquisite Array
combinatoricsdata structuresdsusortings
18006.2k
2184GNastiness of Segments
binary searchdata structures
19003.2k
2183D2Tree Coloring (Hard Version)
combinatoricsconstructive algorithmsdata structuresdfs and similargreedyimplementationtrees
21002.6k
2182ENew Year's Gifts
binary searchdata structuresgreedysortingstwo pointers
18005.9k
2182F2Christmas Reindeer (hard version)
bitmasksbrute forcecombinatoricsdata structuresgreedymath
25001.1k
2182GShort Garland
combinatoricsdata structuresdfs and similardptrees
2800383
2181BBattle of Arrays
data structuresgamesgreedy
14006.4k
2181DDoorway
binary searchdata structuressortings
20001.5k
2180DInsolvable Disks
data structuresdpgreedymath
19004.4k
2179HBlackslex and Plants
bitmasksdata structuresdpimplementationmath
22001.4k
2178GdeCH OR Dations
bitmasksdata structuresdphashingprobabilities
2800630
2176DFibonacci Paths
data structuresdpgraphssortings
18006.1k
2176ERemove at the lowest cost
data structuresdfs and similardpdsugreedyimplementationtrees
24001.3k
2174DSecret Message
data structuresdpgreedytrees
3400317
2173FIsla's Memory Thresholds
binary searchbrute forcedata structuresdivide and conquermath
2600623
2172JSliding Tiles
data structuresdivide and conquerdsu
2300606
2171DRae Taylor and Trees (easy version)
binary searchdata structuresdpdsugreedyimplementationtrees
140012.3k
2171FRae Taylor and Trees (hard version)
binary searchconstructive algorithmsdata structuresdpdsugreedyimplementationtrees
16007.6k
2171HShiori Miyagi and Maximum Array Score
binary searchdata structuresdpsortings
24001.1k
2170EBinary Strings and Blocks
combinatoricsdata structuresdp
21002.4k
2167Ekhba Loves to Sleep!
binary searchdata structuresgeometrygreedyimplementation
16009.6k
2167GMukhammadali and the Smooth Array
data structuresdp
160011.5k
2165FArctic Acquisition
data structuresgreedy
3500228
2164CDungeon
binary searchbrute forcedata structuresgreedysortings
140012.3k
2164EJourney
data structuresdfs and similardsugraphsgreedy
23003.6k
2164F2Chain Prefix Rank (Hard Version)
binary searchcombinatoricsdata structuresdfs and similardpgraphsmathtrees
2900648
2164HPalindromePalindrome
data structuresstrings
340050

showing 1–100 of 2,031