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Problemset

11,320 problems

✓#Name✎Rating↕Solved↕
468BTwo Sets
2-satdfs and similardsugraph matchingsgreedy
20005.5k
468CHack it!
binary searchconstructive algorithmsmath
25002.8k
468DTree
graph matchings
3100602
468EPermanent
dpgraph matchingsmathmeet-in-the-middle
3100472
467AGeorge and Accommodation
implementation
800160.3k
467BFedor and New Game
bitmasksbrute forceconstructive algorithmsimplementation
110043.7k
467CGeorge and Job
dpimplementation
170017k
467DFedor and Essay
dfs and similardpgraphshashingstrings
24002.1k
467EAlex and Complicated Task
data structuresdpgreedy
2300879
466ACheap Travel
implementation
120078.9k
466BWonder Room
brute forcemath
20005.3k
466CNumber of Ways
binary searchbrute forcedata structuresdptwo pointers
170042.8k
466DIncrease Sequence
combinatoricsdp
21003.9k
466EInformation Graph
dfs and similardsugraphstrees
21002.7k
465Ainc ARG
implementation
90010.5k
465BInbox (100500)
implementation
100010.9k
464ANo to Palindromes!
greedystrings
17006.3k
464BRestore Cube
brute forcegeometry
20001.8k
464CSubstitutes in Number
dp
21002k
464DWorld of Darkraft - 2
dpprobabilities
2700800
464EThe Classic Problem
data structuresgraphsshortest paths
30002k
463ACaisa and Sugar
brute forceimplementation
12009.6k
463BCaisa and Pylons
brute forceimplementationmath
110030.3k
463CGargari and Bishops
greedyhashingimplementation
19009.3k
463DGargari and Permutations
dfs and similardpgraphsimplementation
19007.4k
463ECaisa and Tree
brute forcedfs and similarmathnumber theorytrees
21001.8k
462AAppleman and Easy Task
brute forceimplementation
100018k
462BAppleman and Card Game
greedy
130015.7k
461AAppleman and Toastman
greedysortings
120016.5k
461BAppleman and Tree
dfs and similardptrees
20007.3k
461CAppleman and a Sheet of Paper
data structuresimplementation
22001.4k
461DAppleman and Complicated Task
dsumath
2800440
461EAppleman and a Game
binary searchshortest pathsstrings
3000703
460AVasya and Socks
brute forceimplementationmath
90052.8k
460BLittle Dima and Equation
brute forceimplementationmathnumber theory
150013.5k
460CPresent
binary searchdata structuresgreedy
17006.9k
460DLittle Victor and Set
brute forceconstructive algorithmsmath
23001.1k
460ERoland and Rose
brute forcegeometrymathsortings
2700415
459APashmak and Garden
implementation
120036.8k
459BPashmak and Flowers
combinatoricsimplementationsortings
130048.6k
459CPashmak and Buses
combinatoricsconstructive algorithmsmath
19006.5k
459DPashmak and Parmida's problem
data structuresdivide and conquersortings
180013.3k
459EPashmak and Graph
dpsortings
19006k
457AGolden System
mathmeet-in-the-middle
17001.4k
457BDistributed Join
greedy
19001.2k
457CElections
brute force
2100974
457DBingo!
combinatoricsmathprobabilities
2700423
457EFlow Optimality
constructive algorithmsflowsmath
3000132
457FAn easy problem about trees
dpgamesgreedytrees
3200128
456ALaptops
sortings
110058.3k
456BFedya and Maths
mathnumber theory
120018.9k
455ABoredom
dp
150074.5k
455BA Lot of Games
dfs and similardpgamesimplementationstringstrees
19007.1k
455CCivilization
dfs and similardpdsuternary searchtrees
21006.6k
455DSerega and Fun
data structures
27003.9k
455EFunction
data structures
2900827
454ALittle Pony and Crystal Mine
implementation
80016.2k
454BLittle Pony and Sort by Shift
implementation
120019.3k
453ALittle Pony and Expected Maximum
probabilities
160012.8k
453BLittle Pony and Harmony Chest
bitmasksbrute forcedp
20005.6k
453CLittle Pony and Summer Sun Celebration
constructive algorithmsdfs and similargraphs
22001.8k
453DLittle Pony and Elements of Harmony
dpmatrices
3000674
453ELittle Pony and Lord Tirek
data structures
31001k
452AEevee
brute forceimplementationstrings
10008.6k
452B4-point polyline
brute forceconstructive algorithmsgeometrytrees
18002.1k
452CMagic Trick
combinatoricsmathprobabilities
21001.8k
452DWasher, Dryer, Folder
greedyimplementation
19001.7k
452EThree strings
data structuresdsustring suffix structuresstrings
24001.2k
452FPermutation
data structuresdivide and conquerhashing
27001.9k
451AGame With Sticks
implementation
90077.1k
451BSort the Array
implementationsortings
130054.1k
451CPredict Outcome of the Game
brute forceimplementationmath
17003.6k
451DCount Good Substrings
math
20005.1k
451EDevu and Flowers
bitmaskscombinatoricsnumber theory
23004.7k
450AJzzhu and Children
implementation
100046.3k
450BJzzhu and Sequences
implementationmath
130029.2k
449AJzzhu and Chocolate
greedymath
17004.2k
449BJzzhu and Cities
graphsgreedyshortest paths
200011.2k
449CJzzhu and Apples
constructive algorithmsnumber theory
25002.6k
449DJzzhu and Numbers
bitmaskscombinatoricsdp
24006.4k
449EJzzhu and Squares
dpmathnumber theory
2900341
448ARewards
implementation
80026.2k
448BSuffix Structures
implementationstrings
140017.7k
448CPainting Fence
divide and conquerdpgreedy
190011.1k
448DMultiplication Table
binary searchbrute force
180017.1k
448EDivisors
brute forcedfs and similarimplementationnumber theory
22002k
447ADZY Loves Hash
implementation
80010.3k
447BDZY Loves Strings
greedyimplementation
100021.1k
446ADZY Loves Sequences
dpimplementationtwo pointers
160013.7k
446BDZY Loves Modification
brute forcedata structuresgreedy
20004k
446CDZY Loves Fibonacci Numbers
data structuresmathnumber theory
24004.1k
446DDZY Loves Games
mathmatricesprobabilities
2800503
446EDZY Loves Bridges
mathmatrices
3100205
445ADZY Loves Chessboard
dfs and similarimplementation
120034.2k
445BDZY Loves Chemistry
dfs and similardsugreedy
140015.4k
444ADZY Loves Physics
greedymath
16003.6k
444BDZY Loves FFT
probabilities
23001.2k
444CDZY Loves Colors
data structures
24003.4k
444DDZY Loves Strings
binary searchhashingstringstwo pointers
2500898
444EDZY Loves Planting
binary searchdsutrees
2700901

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