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Problemset

2,031 problems · filtered by 1 tag

✓#Name✎Rating↕Solved↕
1709EXOR Tree
bitmasksdata structuresdfs and similardsugreedytrees
24004.2k
1707BDifference Array
brute forcedata structuresimplementationsortings
19006.5k
1707EReplace
binary searchdata structures
3500950
1706D2Chopping Carrots (Hard Version)
brute forceconstructive algorithmsdata structuresdpgreedymathnumber theorytwo pointers
24002k
1706EQpwoeirut and Vertices
binary searchdata structuresdfs and similardivide and conquerdsugreedytrees
23004k
1705EMark and Professor Koro
binary searchbitmasksbrute forcecombinatoricsdata structuresgreedy
23002.5k
1703BICPC Balloons
data structuresimplementation
80068.3k
1703DDouble Strings
brute forcedata structuresstrings
110029.7k
1703FYet Another Problem About Pairs Satisfying an Inequality
binary searchdata structuresdpgreedysortings
130031.8k
1702CTrain and Queries
data structuresgreedy
110025.6k
1702FEquate Multisets
constructive algorithmsdata structuresgreedymathnumber theory
17009.6k
1702G2Passable Paths (hard version)
data structuresdfs and similartrees
20006.1k
1701DPermutation Restoration
binary searchdata structuresgreedymathsortingstwo pointers
19006.3k
1701FPoints
combinatoricsdata structuresimplementationmathmatrices
25001.2k
1700CHelping the Nature
constructive algorithmsdata structuresgreedy
170012.3k
1699DAlmost Triple Deletions
data structuresdpgreedy
23003.6k
1699EThree Days Grace
data structuresdpgreedymathnumber theorytwo pointers
26001.4k
1698C3SUM Closure
brute forcedata structures
130019.9k
1697Cawoo's Favorite Problem
binary searchconstructive algorithmsdata structuresgreedyimplementationstringstwo pointers
140015.9k
1696DPermutation Graph
binary searchconstructive algorithmsdata structuresdivide and conquergreedyshortest paths
19006.1k
1696GFishingprince Plays With Array Again
brute forcedata structuresgeometrymath
3300429
1695CZero Path
brute forcedata structuresdpgraphsgreedyshortest paths
170014.5k
1693DDecinc Dividing
brute forcedata structuresdivide and conquerdpgreedy
28001.2k
1693EOutermost Maximums
data structuresgreedy
3400565
1692G2^Sort
data structuresdpsortingstwo pointers
140027.8k
1692HGambling
data structuresdpgreedymath
170010k
1691DMax GEQ Sum
binary searchconstructive algorithmsdata structuresdivide and conquerimplementationtwo pointers
18007.7k
1691ENumber of Groups
data structuresdfs and similardsugraphsgreedysortings
23002.2k
1690CRestoring the Duration of Tasks
data structuresgreedyimplementation
80028.3k
1690GCount the Trains
binary searchdata structuresgreedysortings
20004.2k
1689BMystic Permutation
data structuresgreedy
90019.2k
1689DLena and Matrix
data structuresdpgeometryshortest paths
19004.8k
1687CSanae and Giant Robot
binary searchbrute forcedata structuresdsugreedysortings
25001.7k
1687DCute number
binary searchbrute forcedata structuresdsuimplementationmath
2900775
1685EThe Ultimate LIS Problem
data structuresgreedy
3500201
1684EMEX vs DIFF
binary searchbrute forceconstructive algorithmsdata structuresgreedytwo pointers
21003.7k
1684FDiverse Segments
data structurestwo pointers
26001.2k
1682FMCMF?
data structuresflowsgraphsgreedysortingstwo pointers
2700471
1681ELabyrinth Adventures
data structuresdpmatricesshortest paths
2600989
1681FUnique Occurrences
data structuresdfs and similardivide and conquerdpdsutrees
23002.4k
1679BStone Age Problem
data structuresimplementation
120029k
1679CRooks Defenders
data structuresimplementation
140011.8k
1677ATokitsukaze and Strange Inequality
brute forcedata structuresdp
16009.4k
1677BTokitsukaze and Meeting
data structuresimplementationmath
17004.6k
1677ETokitsukaze and Beautiful Subsegments
data structures
2900693
1676FLongest Strike
data structuresgreedyimplementationsortingstwo pointers
130020.6k
1676H2Maximum Crossings (Hard Version)
data structuresdivide and conquersortings
150013.5k
1674FDesktop Rearrangement
data structuresgreedyimplementation
18005.7k
1672HZigu Zagu
constructive algorithmsdata structuresgreedy
27001.2k
1672IPermutationForces
data structuresgreedy
3000260
1670CWhere is the Pizza?
data structuresdfs and similardsugraphsimplementationmath
140011.1k
1669E2-Letter Strings
data structuresmathstrings
120021.8k
1669FEating Candies
binary searchdata structuresgreedytwo pointers
110042.1k
1667BOptimal Partition
data structuresdp
21004.4k
1665EMinimizOR
bitmasksbrute forcedata structuresdivide and conquergreedyimplementationtwo pointers
25001.9k
1662FAntennas
data structuresdfs and similargraphsimplementationshortest paths
unrated1.3k
1662LIl Derby della Madonnina
data structuresdpmath
unrated1.4k
1661DProgressions Covering
data structuresgreedy
19005.5k
1661ENarrow Components
brute forcedata structuresdpdsumathtrees
25001.2k
1660F2Promising String (hard version)
data structuresimplementationmathstrings
21003.2k
1659DReverse Sort Sum
constructive algorithmsdata structuresgreedyimplementationmathtwo pointers
19004.5k
1658D2388535 (Hard Version)
bitmasksbrute forcedata structuresmath
23003.2k
1658EGojou and Matrix Game
data structuresdpgameshashingimplementationmathnumber theorysortings
25001.3k
1656BSubtract Operation
data structuresgreedymathtwo pointers
110028.3k
1656HEqual LCM Subsets
data structuresmathnumber theory
3200836
1654CAlice and the Cake
data structuresgreedyimplementationsortings
140014.6k
1654EArithmetic Operations
brute forcedata structuresgraphsmath
23002.4k
1654FMinimal String Xoration
bitmasksdata structuresdivide and conquergreedyhashingsortingsstrings
28001.5k
1654GSnowy Mountain
data structuresdfs and similargraphsgreedyshortest pathstrees
2900474
1651CFault-tolerant Network
brute forcedata structuresimplementation
150011.6k
1651DNearest Excluded Points
binary searchdata structuresdfs and similargraphsshortest paths
19006.7k
1651FTower Defense
binary searchbrute forcedata structures
3000514
1650ERescheduling the Exam
binary searchdata structuresgreedyimplementationmathsortings
19004.5k
1650GCounting Shortcuts
data structuresdfs and similardpgraphsshortest paths
21003k
1648AWeird Sum
combinatoricsdata structuresgeometrymathmatricessortings
140019.8k
1648BIntegral Array
brute forceconstructive algorithmsdata structuresmath
18007.4k
1648CTyler and Strings
combinatoricsdata structuresimplementation
19003.4k
1648DSerious Business
data structuresdivide and conquerdpimplementationshortest paths
28001.1k
1648EAir Reform
data structuresdfs and similardivide and conquerdsugraphsimplementationtrees
3200601
1648FTwo Avenues
data structuresdfs and similargraphs
3500190
1647EMadoka and the Sixth-graders
data structuresdfs and similargreedy
25001.1k
1644DCross Coloring
data structuresimplementationmath
17007.9k
1644EExpand the Path
brute forcecombinatoricsdata structuresimplementationmath
19003.5k
1641CAnonymity Is Important
binary searchbrute forcedata structuresdsugreedysortings
22002.9k
1638BOdd Swap Sort
data structuresmathsortings
110022.7k
1638CInversion Graph
data structuresdsugraphsmath
130016.1k
1638DBig Brush
constructive algorithmsdata structuresgreedyimplementation
20004.8k
1638EColorful Operations
brute forcedata structuresimplementation
24002.5k
1638FTwo Posters
brute forcedata structuresgreedytwo pointers
3200277
1637HMinimize Inversions Number
data structuresgreedymathsortings
3500615
1635FClosest Pair
data structuresgreedy
28001.4k
1634EFair Share
constructive algorithmsdata structuresdfs and similargraph matchingsgraphs
24002.3k
1634FFibonacci Additions
brute forcedata structureshashingimplementationmath
27002k
1633ESpanning Tree Queries
binary searchdata structuresdfs and similardsugraphsgreedymathsortingstrees
24001.8k
1633FPerfect Matching
data structuresdivide and conquerinteractivetrees
2800652
1632DNew Year Concert
binary searchdata structuresgreedymathnumber theorytwo pointers
20005.4k
1632E1Distance Tree (easy version)
binary searchdata structuresdfs and similargraphsshortest pathstrees
24001.4k
1630BRange and Partition
binary searchconstructive algorithmsdata structuresgreedytwo pointers
18006.5k
1628EGroceries in Meteor Town
binary searchdata structuresdsutrees
31001.3k
1628FSpaceship Crisis Management
binary searchdata structuresgeometrysortings
3500114

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