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Problemset

11,320 problems

✓#Name✎Rating↕Solved↕
1889C1Doremy's Drying Plan (Easy Version)
brute forcedata structuresdpgreedysortings
20004k
1889C2Doremy's Drying Plan (Hard Version)
data structuresdp
26001.2k
1889DGame of Stacks
brute forcedfs and similargraphsimplementationtrees
3000982
1889EDoremy's Swapping Trees
dfs and similargraphstrees
3500184
1889FDoremy's Average Tree
data structuresdpgreedytrees
3500208
1887BTime Travel
binary searchgraphsshortest paths
19004k
1887CMinimum Array
binary searchbrute forceconstructive algorithmsdata structuresgreedyhashingtwo pointers
24002.3k
1887DSplit
binary searchdata structuresdivide and conquerdsumathtreestwo pointers
27001.3k
1887EGood Colorings
binary searchconstructive algorithmsgraphsinteractive
3100535
1887FMinimum Segments
constructive algorithms
3400280
1886ASum of Three
brute forceconstructive algorithmsmath
80027.9k
1886BFear of the Dark
binary searchgeometrymath
120018.3k
1886CDecreasing String
implementationstrings
160017.4k
1886DMonocarp and the Set
combinatoricsdata structuresmath
21004.3k
1886EI Wanna be the Team Leader
bitmasksconstructive algorithmsdpgreedymathsortingstwo pointers
24001.9k
1886FDiamond Theft
data structuresgreedy
3300264
1885ADeterministic Scheduling for Extended Reality over 5G and Beyond
*special
unrated0
1884ASimple Design
brute forcegreedymath
80019.3k
1884BHaunted House
binary searchgreedymathtwo pointers
110015k
1884CMedium Design
brute forcedata structuresdpgreedysortings
17007.5k
1884DCounting Rhyme
dpmathnumber theory
21004.3k
1884EHard Design
greedyimplementationmath
2800440
1883AMorning
math
80029.7k
1883BChemistry
strings
90064k
1883CRaspberries
dpmath
100054k
1883DIn Love
data structuresgreedy
150014.8k
1883ELook Back
bitmasksgreedy
170010.1k
1883FYou Are So Beautiful
data structures
140012.1k
1883G1Dances (Easy version)
binary searchgreedytwo pointers
140020.9k
1883G2Dances (Hard Version)
binary searchgreedysortingstwo pointers
19006.9k
1882AIncreasing Sequence
greedy
80027.4k
1882BSets and Union
bitmasksbrute forceconstructive algorithmsgreedy
130017.6k
1882CCard Game
brute forcegreedy
150014.6k
1882DTree XOR
bitmasksdfs and similardpgreedytrees
19007.3k
1882E1Two Permutations (Easy Version)
brute forceconstructive algorithmsgreedynumber theory
24001.3k
1882E2Two Permutations (Hard Version)
constructive algorithms
3100416
1881ADon't Try to Count
brute forcestrings
80064.4k
1881BThree Threadlets
math
90029.1k
1881CPerfect Square
brute forceimplementation
120019.7k
1881DDivide and Equalize
mathnumber theory
130030.3k
1881EBlock Sequence
dp
150025.3k
1881FMinimum Maximum Distance
dfs and similardpgraphsshortest pathstrees
17009.9k
1881GAnya and the Mysterious String
binary searchdata structures
20003k
1879ARigged!
greedy
80024.7k
1879BChips on the Board
constructive algorithmsgreedy
90025.3k
1879CMake it Alternating
combinatoricsdpgreedy
130028.8k
1879DSum of XOR Functions
bitmaskscombinatoricsdivide and conquerdpmath
170011.1k
1879EInteractive Game with Coloring
brute forceconstructive algorithmsdfs and similargraphsimplementationinteractivetrees
24001.6k
1879FLast Man Standing
brute forcedata structuresnumber theory
2800656
1878AHow Much Does Daytona Cost?
greedy
80084.4k
1878BAleksa and Stack
constructive algorithmsmath
80034.5k
1878CVasilije in Cacak
math
90061.8k
1878DReverse Madness
data structuresgreedy
160010.3k
1878EIva & Pav
binary searchbitmasksdata structuresgreedy
140022.4k
1878FVasilije Loves Number Theory
brute forcemathnumber theory
19005k
1878Gwxhtzdy ORO Tree
binary searchbitmasksbrute forcedata structuresdfs and similarimplementationtrees
23001.5k
1877AGoals of Victory
math
80057k
1877CJoyboard
mathnumber theory
120013.1k
1876AHelmets in Night Light
greedysortings
100038k
1876BEffects of Anti Pimples
combinatoricsnumber theorysortings
150010.3k
1876CAutosynthesis
constructive algorithmsdfs and similargraphsgreedysortings
21002.8k
1876DLexichromatography
combinatoricsdfs and similardsugraphstwo pointers
25001.1k
1876EBall-Stackable
constructive algorithmsdata structuresdptrees
3300374
1876FIndefinite Clownfish
binary searchgraphs
3500229
1876GClubstep
binary searchbrute forcedata structuresgreedytrees
3500295
1875AJellyfish and Undertale
brute forcegreedy
90050.7k
1875CJellyfish and Green Apple
bitmasksgreedymathnumber theory
140014.1k
1875DJellyfish and Mex
dp
160011.7k
1874AJellyfish and Game
brute forcegamesgreedyimplementation
120019.6k
1874BJellyfish and Math
bitmasksbrute forcedfs and similardpgraphsshortest paths
24001.4k
1874CJellyfish and EVA
dpgraphsgreedymathprobabilities
23002.2k
1874DJellyfish and Miku
divide and conquerdpmathprobabilities
2800985
1874EJellyfish and Hack
dpmath
3000674
1874FJellyfish and OEIS
dp
3500503
1874GJellyfish and Inscryption
dp
3500165
1873AShort Sort
brute forceimplementation
80073.3k
1873BGood Kid
brute forcegreedymath
80064.2k
1873CTarget Practice
implementationmath
80074.7k
1873D1D Eraser
greedyimplementationtwo pointers
80044.1k
1873EBuilding an Aquarium
binary searchsortings
110046.6k
1873FMoney Trees
binary searchgreedymathtwo pointers
130020.3k
1873GABBC or BACB
constructive algorithmsgreedy
150017.3k
1873HMad City
dfs and similardsugamesgraphsshortest pathstrees
17009.7k
1872ATwo Vessels
brute forcegreedymath
80043.6k
1872BThe Corridor or There and Back Again
greedyimplementation
90030.8k
1872CNon-coprime Split
mathnumber theory
110026.8k
1872DPlus Minus Permutation
math
120041.4k
1872EData Structures Fan
binary searchbitmasksdata structuresdp
150022.6k
1872FSelling a Menagerie
dfs and similardsugraphsimplementationmath
18007.7k
1872GReplace With Product
brute forcegreedymath
20005.1k
1870AMEXanized Array
constructive algorithmsgreedymath
80020.3k
1870BFriendly Arrays
bitmasksgreedymath
120016.5k
1870CColorful Table
binary searchdata structuresdpimplementationmathtwo pointers
130013.3k
1870DPrefix Purchase
greedyimplementationsortings
18008.1k
1870EAnother MEX Problem
bitmasksbrute forcedpshortest paths
23003.1k
1870FLazy Numbers
binary searchmath
2900578
1870GMEXanization
data structures
3300430
1870HStandard Graph Problem
data structuresgraphsgreedytrees
3500127
1869AMake It Zero
constructive algorithms
90043.2k
1869B2D Traveling
geometrymathshortest pathssortings
110027.5k

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