cf/mirror
11,311/11,320 captured·📄 81 PDFs⊘ 0 skipped9 remaining100%

Problemset

2,031 problems · filtered by 1 tag

✓#Name✎Rating↕Solved↕
1466D13th Labour of Heracles
data structuresgreedysortingstrees
150015.2k
1466IThe Riddle of the Sphinx
binary searchdata structuresinteractive
3400247
1464FMy Beautiful Madness
data structurestrees
3500447
1462FThe Treasure of The Segments
binary searchdata structuresgreedy
18008.8k
1461DDivide and Summarize
binary searchbrute forcedata structuresdivide and conquerimplementationsortings
160010.4k
1458DFlip and Reverse
data structuresgraphsgreedy
31001.7k
1458ENim Shortcuts
data structuresgames
3100672
1458FRange Diameter Sum
data structurestrees
3500497
1455GForbidden Value
data structuresdp
2900512
1454FArray Partition
binary searchdata structuresgreedytwo pointers
21004.8k
1452GGame On Tree
data structuresdfs and similargreedytrees
2700579
1450DRating Compression
binary searchdata structuresgreedyimplementationtwo pointers
18005.9k
1446CXor Tree
binary searchbitmasksdata structuresdivide and conquerdptrees
21004.2k
1446D1Frequency Problem (Easy Version)
data structuresgreedy
26002.2k
1446D2Frequency Problem (Hard Version)
data structuresgreedytwo pointers
30001.9k
1446FLine Distance
binary searchdata structuresgeometry
3200462
1444CTeam-Building
data structuresdfs and similardsugraphs
25001.9k
1442BIdentify the Operations
combinatoricsdata structuresdsugreedyimplementation
18005.4k
1442DSum
data structuresdivide and conquerdpgreedy
28003k
1439BGraph Subset Problem
constructive algorithmsdata structuresgraphs
26001.7k
1439CGreedy Shopping
binary searchdata structuresdivide and conquergreedyimplementation
26002.3k
1439ECheat and Win
bitmasksdata structuresgamestrees
3500301
1438BValerii Against Everyone
constructive algorithmsdata structuresgreedysortings
100030.8k
1437EMake It Increasing
binary searchconstructive algorithmsdata structuresdpimplementation
22004k
1437GDeath DBMS
data structuresstring suffix structuresstringstrees
26001.3k
1436EComplicated Computations
binary searchdata structurestwo pointers
24002.9k
1430CNumbers on Whiteboard
constructive algorithmsdata structuresgreedyimplementationmath
100028.7k
1430DString Deletion
binary searchdata structuresgreedytwo pointers
17009.4k
1430EString Reversal
data structuresgreedystrings
19007.4k
1428CABBB
brute forcedata structuresgreedystrings
110022.9k
1428ECarrots for Rabbits
binary searchdata structuresgreedymathsortings
22004.4k
1428FFruit Sequences
binary searchdata structuresdivide and conquerdptwo pointers
24002.6k
1427FBoring Card Game
data structuresgreedytrees
3200418
1426DNon-zero Segments
constructive algorithmsdata structuresgreedysortings
150017.8k
1425IImpressive Harvesting of The Orchard
data structures
2800276
1424GYears
data structuressortings
13006.8k
1423GGrowing flowers
data structures
3500347
1423HVirus
data structuresdivide and conquerdsugraphs
2500669
1422FBoring Queries
data structuresmathnumber theory
27001.4k
1420C2Pokémon Army (hard version)
data structuresdivide and conquerdpgreedyimplementation
21005.3k
1420DRescue Nibel!
combinatoricsdata structuressortings
18008.4k
1419FRain of Fire
binary searchdata structuresdfs and similardsugraphsimplementation
2800632
1418DTrash Problem
data structuresimplementation
21004.8k
1418FEqual Product
data structuresmathnumber theorytwo pointers
3000518
1418GThree Occurrences
data structuresdivide and conquerhashingtwo pointers
25002.9k
1416Ak-Amazing Numbers
binary searchdata structuresimplementationtwo pointers
150017.4k
1416CXOR Inverse
bitmasksdata structuresdivide and conquerdpgreedymathsortingsstringstrees
20005.2k
1416DGraph and Queries
data structuresdsugraphsimplementationtrees
26002.9k
1416ESplit
binary searchdata structuresdpgreedy
3200546
1413DShurikens
data structuresgreedyimplementation
17007k
1413FRoads and Ramen
data structurestrees
2800975
1408DSearchlights
binary searchbrute forcedata structuresdpimplementationsortingstwo pointers
20004.7k
1408EAvoid Rainbow Cycles
data structuresdsugraphsgreedysortingstrees
24002.2k
1408HRainbow Triples
binary searchdata structuresflowsgreedy
3300565
1407DDiscrete Centrifugal Jumps
data structuresdpgraphs
22006k
1406DThree Sequences
constructive algorithmsdata structuresgreedymath
22003.9k
1404CFixed Point Removal
binary searchconstructive algorithmsdata structuresgreedytwo pointers
23003.1k
1403AThe Potion of Great Power
*special2-satbinary searchdata structuresgraphsinteractivesortingstwo pointers
2400359
1403BSpring cleaning
*specialdata structuresdfs and similargraphstrees
2300437
1402AFancy Fence
*specialdata structuresdsuimplementationmathsortings
18001.4k
1401EDivide Square
data structuresgeometryimplementationsortings
24002.7k
1401FReverse and Swap
binary searchbitmasksdata structures
24002k
1400DZigzags
brute forcecombinatoricsdata structuresmathtwo pointers
190011.5k
1400EClear the Multiset
data structuresdivide and conquerdpgreedy
22006.5k
1399DBinary String To Subsequences
constructive algorithmsdata structuresgreedyimplementation
150020.1k
1399E1Weights Division (easy version)
data structuresdfs and similargreedytrees
20006.4k
1399FYet Another Segments Subset
data structuresdpgraphssortings
23001.9k
1398CGood Subarrays
data structuresdpmath
160038.6k
1398ETwo Types of Spells
binary searchdata structuresgreedyimplementationmathsortings
22002.6k
1398FControversial Rounds
binary searchdata structuresdpgreedytwo pointers
25001.5k
1396DRainbow Rectangles
data structuressortingstwo pointers
3300351
1393BApplejack and Storages
constructive algorithmsdata structuresgreedyimplementation
140017.4k
1392FOmkar and Landslide
binary searchconstructive algorithmsdata structuresgreedymath
24002.6k
1389FBicolored Segments
data structuresdpgraph matchingssortings
26001.3k
1388DCaptain Flint and Treasure
data structuresdfs and similargraphsgreedyimplementationtrees
20007k
1388EUncle Bogdan and Projections
data structuresgeometrysortings
2700670
1386BMixture
*specialdata structuresgeometrymathsortings
2900157
1386CJoker
*specialbitmasksdata structuresdivide and conquerdsu
2800698
1385FRemoving Leaves
data structuresgreedyimplementationtrees
23002.9k
1383EStrange Operation
combinatoricsdata structuresdp
28001.1k
1381A1Prefix Flip (Easy Version)
constructive algorithmsdata structuresstrings
130021.9k
1381A2Prefix Flip (Hard Version)
constructive algorithmsdata structuresimplementationstringstwo pointers
170014.5k
1380AThree Indices
brute forcedata structures
90042.5k
1380EMerging Towers
data structuresdsuimplementationtrees
23002.5k
1380FStrange Addition
data structuresdpmatrices
2600943
1379CChoosing flowers
binary searchbrute forcedata structuresdfs and similardpgreedysortingstwo pointers
20006.2k
1379DNew Passenger Trams
binary searchbrute forcedata structuressortingstwo pointers
23001.2k
1379F1Chess Strikes Back (easy version)
binary searchdata structures
2700741
1379F2Chess Strikes Back (hard version)
data structuresdivide and conquer
2800624
1375CElement Extermination
constructive algorithmsdata structuresgreedy
140023.2k
1374E1Reading Books (easy version)
data structuresgreedysortings
160015.1k
1374E2Reading Books (hard version)
data structuresgreedyimplementationsortingsternary searchtwo pointers
25001.1k
1373FNetwork Coverage
binary searchconstructive algorithmsdata structuresgreedy
24001.9k
1373GPawns
data structuresdivide and conquergreedy
2600972
1371FRaging Thunder
data structuresdivide and conquerimplementation
2800746
1370EBinary Subsequence Rotation
binary searchconstructive algorithmsdata structuresgreedy
21005.3k
1369EDeadLee
data structuresdfs and similargreedyimplementationsortings
24002.5k
1368GShifting Dominoes
data structuresgeometrygraphstrees
3200797
1367F2Flying Sort (Hard Version)
binary searchdata structuresdpgreedysortingstwo pointers
24002k
1366GConstruct the String
data structuresdpstrings
2700649

showing 1001–1100 of 2,031