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All of my solutions to Kattis archives at https://open.kattis.com/

Kattis Solutions

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Total problems solved: 2532

Note that the tables below are auto-generated using autokattis.

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For more Python data structure implementations, head over to pytils.

Problem Name Problem ID Difficulty Languages
10 Kinds of People 10kindsofpeople 4.6 java
1-D Frogger (Easy) 1dfroggereasy 3.4 py
1-D Frogger (Hard) 1dfroggerhard 8.4 py
1's For All 1sforall 6.3 pypy
2048 2048 2.9 javapy
2, 4, 6, Greaaat 246greaaat 8.2 cpp
24 Game 24game 8.6 py
So you want to be a 2^n-aire 2naire 3.2 py
3D Printed Statues 3dprinter 2.8 cpp
3-Sided Dice 3sideddice 8.3 py
4 thought 4thought 3.0 py
Eight Queens 8queens 2.9 py
99 Problems (1) 99problems 2.7 py
99 Problems (2) 99problems2 5.8 java
A1 Paper a1paper 4.2 py
Aaah! aaah 1.5 cpp
Abandoned Animal abandonedanimal 5.2 py
ABC abc 2.3 cppjava
Ab Initio abinitio 6.9 javapy
Above Average aboveaverage 2.3 cpp
Abridged Reading abridgedreading 5.6 py
Absolutely Symmetric absolutelysymmetric 4.2 py
Abstract Art abstractart 7.0 java
Abstract Painting abstractpainting 4.2 py
Absurdistan Roads II absurdistan2 6.9 py
Absurdistan Roads III absurdistan3 5.9 py
A Cappella Recording acappellarecording 3.6 py
Access Denied accessdenied 4.1 py
ACM Contest Scoring acm 2.0 cpp
Association for Computing Machinery acm2 2.7 py
The Calculus of Ada ada 2.4 py
Add 'Em Up! addemup 5.2 py
Adding Trouble addingtrouble 1.4 py
Adding Words addingwords 3.9 py
Add Two Numbers addtwonumbers 1.2 py
Adjoin The Networks adjoin 5.8 py
Administrative Difficulties administrativeproblems 5.8 py
Adolescent Architecture adolescentarchitecture 4.3 py
Ads ads 5.0 py
Adventures in Moving -- Part IV adventuremoving4 5.3 py
Afjörmun afjormun 1.6 py
Agamemnon's Odyssey agamemnonsodyssey 4.7 py
AI Jeopardy aijeopardy 6.3 py
Air Conditioned Minions airconditioned 3.3 py
Airline Hub airlinehub 6.7 py
Airports airports 5.1 py
Akcija akcija 2.3 java
Alchemy 101 alchemy101 4.0 py
Aldursröðun aldursrodun 3.0 py
Alehouse alehouse 4.0 py
Á leið í bíó aleidibio 1.1 py
Alex and Barb alexandbarb 3.7 pyrb
Alice in the Digital World alicedigital 3.9 py
Alien Math alienmath 2.6 py
Alien Numbers aliennumbers 2.6 py
Stammering Aliens aliens 6.6 py
All about that base allaboutthatbase 2.8 py
All Different Directions alldifferentdirections 2.8 py
Allergen Testing allergentesting 7.1 py
Alloys alloys 3.7 cpp
All Pairs Shortest Path allpairspath 5.6 java
Almennir Borgarar almennirborgarar 4.4 py
Almost Perfect almostperfect 3.1 py
Almost Sorted (1) almostsorted 6.6 py
Almost Sorted (2) almostsorted2 5.5 py
Almost Union-Find almostunionfind 4.8 javapy
Alphabet alphabet 3.3 py
Alphabet Animals alphabetanimals 3.5 py
Alphabet Spam alphabetspam 1.7 cpp
Amanda Lounges amanda 5.9 py
A Mazing! amazing 5.5 java
Amerískur vinnustaður ameriskur 1.3 py
Sheba's Amoebas amoebas 1.8 java
Amsterdam Distance amsterdamdistance 2.6 py
A Multiplication Game amultiplicationgame 4.3 py
A Musical Question amusicalquestion 6.7 py
Anagram Counting anagramcounting 2.9 py
AND Permutation andpermutation 6.7 py
Andrew the Ant andrewant 5.0 py
Duck Journey andvag 3.9 py
An Easy Array Problem aneasyarray 6.8 cpp
A New Adventure anewadventure 6.2 py
A New Alphabet anewalphabet 2.4 cpp
Animal Classification animal 6.6 py
Alternative Anagram annorlundaanagram 5.2 py
Annoyed Coworkers annoyedcoworkers 3.3 py
Another Brick in the Wall anotherbrick 2.4 py
Another Candies anothercandies 2.9 py
Another Dice Game anotherdice 4.6 py
Antenna Analysis antennaanalysis 5.4 py
Antenna Placement antennaplacement 4.2 py
Anthony and Cora anthony 4.9 py
Anthony and Diablo anthonyanddiablo 2.8 py
Ocean's Anti-11 anti11 2.4 cpp
Ocean's Anti-11 (Hard) anti11hard 7.8 py
Antiarihmetic antiarithmetic 7.1 py
Anti-Palindrome antipalindrome 2.1 py
Fancy Antiques antiques 8.0 py
Ants ants 2.4 py
Apaxiaaaaaaaaaaaans! apaxiaaans 1.4 javajspy
Honour Thy (Apaxian) Parent apaxianparent 1.9 cpp
A Pivotal Question apivotalquestion 4.5 py
A+B Problem aplusb 6.6 py
Appalling Architecture appallingarchitecture 4.1 py
Appeal to the Audience appealtotheaudience 5.2 py
The Apple Game appelspelet 8.7 pypy
Falling Apples apples 3.3 java
Johnny Applesack applesack 3.3 py
Apples, Cherries, and Mangos applescherriesmangos 6.9 py
A Prize No One Can Win aprizenoonecanwin 3.3 py
Aqueduct Construction aqueducts 6.5 py
Arachnophobia arachnophobia 5.2 py
Arbitrage arbitrage 3.8 py
Archimedes archimedes 4.9 py
Architecture architecture 2.8 py
Arctic Network arcticnetwork 3.6 java
A Real Challenge areal 2.2 cpp
Are You Listening areyoulistening 2.5 py
Arithmetic arithmetic 3.4 py
Arithmetic Decoding arithmeticdecoding 2.4 py
Arithmetic Functions arithmeticfunctions 1.6 cpp
Arm Coordination armcoordination 1.6 py
Army Strength (Easy) armystrengtheasy 2.3 py
Army Strength (Hard) armystrengthhard 2.3 py
Arranging Hat arranginghat 6.4 py
Array of Discord arrayofdiscord 5.0 py
Array Smoothening arraysmoothening 3.1 cpppy
Arriving on Time arrivingontime 5.3 py
Amalgamated Artichokes artichoke 2.6 py
Artur artur 6.9 py
Artwork artwork 5.9 py
ASCII Addition asciiaddition 2.5 py
ASCII Figure Rotation asciifigurerotation 3.5 py
ASCII kassi asciikassi 1.5 py
ASCII Kassi 2 asciikassi2 2.1 py
Ask Marilyn askmarilyn 4.3 py
Aspen Avenue aspenavenue 6.5 py
Self-Assembly assembly 4.2 py
Assembly Line assemblyline 6.9 cpp
Associative Exponents associativeexponents 3.8 py
Asteroid Avoidance asteroidavoidance 2.8 py
Astro astro 4.0 py
Astrological Sign astrologicalsign 2.6 py
Atlögur atlogur 2.3 py
A Trivial Pursuit atrivialpursuit 7.9 py
Attendance attendance2 1.9 py
Auto Completion autocompletion 6.8 py
Automatic Trading automatictrading 5.1 py
Autori autori 1.2 javajspy
Average Character averagecharacter 1.9 py
Paradox With Averages averageseasy 3.0 cpp
Paradox With Averages (Hard) averageshard 3.3 cpp
Average Speed averagespeed 3.6 py
Avion avion 1.5 cpp
Avoiding the Apocalypse avoidingtheapocalypse 3.9 py
Avoidland avoidland 3.2 py
Awkward Party awkwardparty 2.7 py
Aww Man awwman 5.1 py
BAAS baas 5.3 py
Babelfish babelfish 2.5 py
Baby Bites babybites 1.8 py
Babylonian Numbers babylonian 2.1 py
Baby Names babynames 5.6 java
Baby Panda babypanda 2.4 py
Bachet's Game bachetsgame 3.4 cpp
Backpack Buddies backpackbuddies 6.7 py
Backspace backspace 1.9 py
Bacon, Eggs, and Spam baconeggsandspam 2.0 py
Bag of Tiles bagoftiles 5.7 py
Balanced Diet balanceddiet 3.1 py
Ball ball 4.3 py
Ball Bearings ballbearings 4.1 cpppy
Distributing Ballot Boxes ballotboxes 4.1 java
Balls and Needles ballsandneedles 4.0 py
Baloni baloni 3.3 py
Bank Queue bank 3.2 py
Bannorð bannord 1.6 py
Barcelona barcelona 1.3 py
Bard bard 2.5 py
Bar Shelf barshelf 6.9 py
Base-2 Palindromes base2palindrome 4.4 py
basic basic 8.2 py
BASIC Interpreter basicinterpreter 5.4 py
Basic Programming 1 basicprogramming1 4.8 cpp
Basic Programming 2 basicprogramming2 4.0 java
Basic Remains basicremains 3.7 py
Basketball One-on-One basketballoneonone 1.5 py
Saunas bastubad 4.6 py
Batch GCD batchgcd 8.4 py
Batmanacci batmanacci 3.4 py
Exploding Batteries batteries 4.0 py
Batter Up batterup 1.4 cpp
Battleship battleship 4.9 py
Battle Simulation battlesimulation 2.7 py
Baza baza 5.9 py
Bazen bazen 2.7 cpp
Jack and the Beanbag beanbag 4.9 py
Beat the Spread! beatspread 2.3 py
Beautiful Primes beautifulprimes 4.2 py
Beavergnaw beavergnaw 1.7 cpp
Beehives (1) beehives 2.3 py
Beehives (2) beehives2 5.3 py
Bee House Perimeter beehouseperimeter 3.7 py
Beekeeper beekeeper 2.7 py
Beep Code beepcode 3.5 py
Collecting Beepers beepers 4.4 py
Bee Problem beeproblem 4.3 py
Bela bela 1.4 cpp
Bell Ringing bells 4.6 py
Bendilfærslur bendilfaerslur 5.6 py
BergMál bergmal 1.2 py
Bergur bergur 2.3 py
Besta gjöfin bestagjofin 1.3 py
Best Before bestbefore 3.8 py
Best Compression Ever bestcompression 2.6 py
Best Rational Approximation bestrational 5.2 py
Best Relay Team bestrelayteam 2.2 javapy
Betting betting 1.2 py
Hey, Better Bettor bettor 6.9 py
Bicikli bicikli 6.7 py
Bið, endalaus bið bidendalausbid 3.3 py
Big Boxes bigboxes 3.3 py
Biggest Slice biggest 6.1 py
The Biggest Triangle biggesttriangle 4.7 py
Big Truck bigtruck 3.2 py
Bijele bijele 1.3 cppjava
Bike Gears bikegears 5.0 py
Bilað Lyklaborð biladlyklabord 1.6 py
Bilateral Projects bilateral 6.4 py
Billiard billiard 2.3 java
Bílskúrar bilskurar 6.0 py
Binary Choosing binarychoosing 5.1 py
Binary Voting binaryvoting 4.9 py
Bing It On bing 2.7 py
Bíóferð bioferd 5.5 py
Birds on a Wire birds 3.3 py
Birthday Party birthday 2.8 py
Birthday Boy birthdayboy 4.7 py
Birthday Paradox birthdayparadox 5.4 py
Bishops bishops 2.4 py
Bit by Bit bitbybit 3.2 py
Bitmask bitmask 3.2 py
Bits bits 2.5 py
Bits Equalizer bitsequalizer 4.2 py
Bitte ein Bit bitteeinbit 1.3 py
Bitwise bitwise 6.2 py
BizzFuzz bizzfuzz 4.6 py
Black Friday blackfriday 2.2 py
Black Out blackout 3.3 py
Blaðra (1) bladra 2.0 py
Blaðra (2) bladra2 1.2 py
Blandað Best blandadbest 1.2 py
Blobs of Doom blobsofdoom 5.7 py
Block Crusher blockcrusher 3.6 java
Block Game blockgame2 3.7 py
Blocks on Blocks blocks 5.6 py
Blooper Game bloopergame 7.4 py
Blueberry Waffle blueberrywaffle 2.1 py
Bluetooth bluetooth 2.0 py
Boat Parts boatparts 2.3 java
Bobby's Bet bobby 2.7 py
Boggle boggle 4.8 py
Accounting bokforing 3.7 py
Book Shelves bokhyllor 3.6 py
Bond bond 6.1 py
Book Circle bookcircle 5.3 py
Book Club bookclub 4.7 py
Booking booking 5.4 py
Booking a Room bookingaroom 1.8 py
Booming Business boomingbusiness 4.7 py
Bootstrapping Number bootstrappingnumber 2.9 py
Borders borders 6.9 py
Borðspil bordspil 4.2 py
Killing Aliens in a Borg Maze borg 3.7 py
The Stock Market borsen 3.3 py
Boss Battle bossbattle 2.1 py
Bottled-Up Feelings bottledup 2.5 py
Bottle Flip bottleflip 2.4 py
Curvy Little Bottles bottles 3.0 py
Bounding Box boundingbox 5.3 cpp
Bounding Robots boundingrobots 1.9 cpp
Bowser's Pipes bowserspipes 5.8 py
Boxes boxes 3.5 py
Bracket Matching bracketmatching 2.1 py
Bracket Matrix bracketmatrix 5.5 py
Bracket Sequence bracketsequence 5.1 py
The Board Game bradspelet 3.9 py
BrainFsckVM brainfsckvm 6.0 py
Branch Manager branchmanager 5.3 py
Bread Sorting bread 4.8 py
Breaking Bad breakingbad 3.3 py
Breaking Branches breakingbranches 1.6 py
Breaking Cake breakingcake 5.7 py
Brexit brexit 3.0 py
Brexit Negotiations brexitnegotiations 5.2 py
Bribe bribe 5.6 py
Brick Wall brickwall 5.1 py
Bridge bridge 6.4 py
Bridge Automation bridgeautomation 5.8 py
Bridges and Tunnels bridgesandtunnels 2.8 javapy
Brocard Point of a Triangle brocard 4.5 cpp
Broken Calculator brokencalculator 2.8 py
Broken Keypad brokenkeypad 4.6 py
Broken Swords brokenswords 2.0 py
Brownie Points I browniepoints 2.2 cpp
Bridges bryr 2.1 py
Binary search tree bst 7.5 javajava
Delicious Bubble Tea bubbletea 2.7 py
Bucket Brigade bucketbrigade 3.9 py
Budget budget 6.7 py
Buggy Robot (1) buggyrobot 6.1 py
Buggy Robot (2) buggyrobot2 4.9 py
Build Dependencies builddeps 3.7 py
Building Boundaries buildingboundaries 3.8 py
Building Highways buildinghighways 2.0 cpppy
Buka buka 2.0 py
Bumped! bumped 4.6 py
Bundles of Joy bundles 6.5 py
Bungee Builder bungeebuilder 3.6 py
Bungee Jumping bungeejumping 4.8 py
Bunny Town Bonding bunnytownbonding 4.2 py
Buried Treasure buriedtreasure2 4.0 py
Burrows-Wheeler burrowswheeler 5.9 py
Bus bus 1.7 cpp
Bus Lines buslines 2.3 py
Bus Numbers (1) busnumbers 2.3 java
Bus Numbers (2) busnumbers2 2.6 py
Bus Planning busplanning 5.9 py
The Bus Card busskortet 3.0 py
Bus Ticket busticket 5.1 py
Bus Tour bustour 6.1 cpp
Busy Roads busyroads 3.8 py
Busy Schedule busyschedule 2.5 py
Button Bashing buttonbashing 3.4 javapy
Buzzwords buzzwords 4.9 py
Introspective Caching caching 6.0 javapy
Cafeteria (Easy) cafeteriaeasy 5.3 py
Cake cake 5.0 py
Cake Cutting cakecutting 8.0 py
Cakey McCakeFace cakeymccakeface 4.4 py
Calculating Dart Scores calculatingdartscores 2.8 cpp
Calculator calculator 2.9 py
Calories From Fat calories 2.9 py
Guessing Camels camels 6.0 py
Canadians, eh canadianseh 1.6 py
Candle Box candlebox 2.7 py
Candy Distribution candydistribution 3.7 py
Candy Division candydivision 3.1 py
Candy Store candystore 1.5 py
Can of Worms canofworms 7.4 py
Canonical Coin Systems canonical 4.8 py
Cantina of Babel cantinaofbabel 2.9 py
Cantor cantor 3.0 py
Canvas Painting canvas 3.7 py
Canvas Line canvasline 5.1 py
Canyon Crossing canyoncrossing 6.4 py
Capsules capsules 2.9 py
Captain Obvious and the Rabbit-Man captainobvious 6.0 py
Cardboard Container cardboardcontainer 2.6 py
Card Divisibility carddivisibility 4.1 py
Card Hand Sorting cardhand 4.6 py
Cardiology cardiology 3.3 py
Card Magic cardmagic 3.7 py
Card Trading cardtrading 3.1 javapy
Card Trick cardtrick2 2.1 java
Careful Ascent carefulascent 2.1 py
Car Game cargame 5.8 py
Carl's Vacation carlsvacation 4.0 py
Carousel Rides carousel 2.5 py
Stained Carpet carpet 6.9 py
Carpool carpool 7.5 py
Solving for Carrots carrots 1.3 javajspy
Car Trouble cartrouble 4.4 py
Car Vet carvet 3.9 py
Catalan Numbers catalan 3.6 py
Catalan Square catalansquare 3.3 py
Cat and Mice catandmice 4.1 py
Catching Noodles catchingnoodles 7.1 py
Cat Coat Colors catcoat 3.0 py
Catenyms catenyms 6.8 py
Catering catering 4.0 py
A Feast For Cats cats 3.6 java
Cat vs. Dog catvsdog 6.0 py
Cave Exploration (1) caveexploration 3.1 py
Cave Exploration (2) caveexploration2 4.0 py
CD cd 4.3 py
Ceiling Function ceiling 2.2 py
Celebrity Split celebritysplit 8.2 py
Cent Savings centsavings 5.0 py
Opening Ceremony ceremony 3.5 cpppy
Cetiri cetiri 1.8 py
Cetvrta cetvrta 1.5 cpp
Cezar cezar 5.8 py
Champernowne Count champernownecount 3.5 py
Champernowne Verification champernowneverification 1.5 py
Chanukah Challenge chanukah 1.3 cpp
Character Development character 2.3 py
Charged charged 2.3 py
Charles in Charge charlesincharge 5.4 py
Charting Progress chartingprogress 2.2 py
Chatter chatter 4.0 py
Cheating at War cheatingatwar 5.5 py
Cheating a Boolean Tree cheatingbooleantree 3.9 py
Cheating Students cheatingstudents 2.9 py
Checking Break checkingbreak 6.2 py
Checking For Correctness checkingforcorrectness 4.0 py
Checkmate in One checkmateinone 4.4 py
Cutting Cheese cheese 2.9 py
Cheese, If You Please cheeseifyouplease 3.5 py
Chemist's vows chemistsvows 3.1 py
Chess chess 3.1 py
Chess Competition chesscompetition 6.4 py
Chess Tournament chesstournament 5.8 py
Chewbacca chewbacca 3.1 py
Chinese Remainder chineseremainder 4.5 py
Chocolate Division chocolatedivision 1.8 py
Chocolates chocolates 4.9 py
Choosing Numbers choosingnumbers 6.9 py
Preludes chopin 1.9 cpp
Chopping Wood chopwood 3.2 py
Chugging chugging 1.7 py
Cinema Crowds cinema 2.2 py
Cinema Crowds 2 cinema2 1.8 py
Cinema Seating cinemaseating 2.8 py
Circle Bounce circlebounce 4.9 py
Circuit Math circuitmath 2.2 py
Circular DNA circular 3.3 py
Circular Caramel Cookie circularcaramelcookie 3.8 py
Circumsphere circumsphere 5.1 py
Citadel Construction citadelconstruction 7.4 py
The Citrus Intern citrusintern 3.6 py
City Destruction city 6.1 py
City Numbers citynumbers 5.1 py
City Park citypark 8.1 py
Class Field Trip classfieldtrip 1.5 py
Classical Counting classicalcounting 7.9 py
Class Picture classpicture 4.9 py
Classrooms classrooms 5.8 java
A Classy Problem classy 4.9 java
Climbing Stairs climbingstairs 4.2 py
Climbing Worm climbingworm 2.4 py
Clinic clinic 4.2 py
Clock Breaking clock 3.7 py
Clock Construction clockconstruction 4.3 py
Clock Pictures clockpictures 3.8 py
Closeness Queries closenessqueries 8.5 py
Closest Pair (Uniform) closestpair1 4.7 javapy
Closest Pair closestpair2 7.1 java
Closest Sums closestsums 2.5 py
Closing The Loop closingtheloop 2.1 cpp
Coast Length coast 3.0 py
A Furious Cocktail cocktail 2.9 py
Cocoa Coalition cocoacoalition 5.0 py
Coconut Splat coconut 1.9 java
Code Cleanups codecleanups 3.7 py
Code Guessing codeguessing 3.1 py
Code Names codenames 5.1 py
Code to Save Lives codetosavelives 1.7 py
Coffee Cup Combo coffeecupcombo 1.6 py
Coin Counter coincounter 6.7 java
Coin Stacks coinstacks 3.8 py
Buying Coke coke 6.7 cpp
Cokolada cokolada 2.3 py
Cold-puter Science cold 1.4 cppjava
Collapse collapse 3.4 py
Collatz Conjecture (1) collatz 4.0 py
Collatz Conjecture (2) collatzconjecture 7.0 py
Colliding Traffic collidingtraffic 3.4 py
Coloring Socks color 2.6 py
Coloring Graphs coloring 5.4 py
Colorland colorland 4.0 py
Colour Wars colourwars 3.0 py
Prof. Fumblemore and the Collatz Conjecture coltype 4.9 py
Combination Lock combinationlock 3.1 py
Combinatorial Stanley Cup combinatorialstanleycup 3.1 jspyrb
Comma Sprinkler comma 4.4 py
Radio Commercials commercials 2.1 py
Committee Assignment committeeassignment 6.8 py
Common Factors commonfactors 4.9 py
Communicating The Strategy communicatingstrategy 4.5 py
Jumbled Communication communication 2.3 cpp
Communications Satellite communicationssatellite 3.6 java
Company Picnic companypicnic 4.1 py
Comparing Answers comparinganswers 7.3 py
Jumbled Compass compass 2.1 cpp
Competitive Arcade Basketball competitivearcadebasketball 2.2 py
Completing the Square completingthesquare 2.1 cpp
Compositions compositions 2.4 py
Compound Words compoundwords 1.8 py
Compression compression2 3.6 py
Best Compromise compromise 2.1 py
Conformity conformity 1.7 java
Conga Line congaline 4.7 py
Surely You Congest congest 3.9 py
Connect-N connectn 3.9 py
Connect the Dots connectthedots 3.7 py
Conquest conquest 2.8 py
Conquest Campaign conquestcampaign 2.3 py
Sums consecutivesums 4.2 py
Conservation conservation 4.8 py
Constellation Creation constellationcreation 4.6 py
Constrained Freedom of Choice constrainedfreedomofchoice 4.6 py
Contact Tracing contacttracing 5.1 py
Contest Advancement contestadvancement 4.5 py
Multi-Year Contest Scheduling contestscheduling 3.7 py
Contest Struggles conteststruggles 2.3 cpp
Contingency Planning contingencyplanning 2.1 py
Continuous Median continuousmedian 3.8 java
Association for Control Over Minds control 4.1 py
Cryptographer's Conundrum conundrum 1.5 cpp
Conversation Log conversationlog 2.9 py
Floating-Point Format Conversion conversion 6.8 py
Converting Romans convertingromans 3.7 py
Association for Convex Main Office convex 6.2 py
Convex Hull (1) convexhull 4.2 py
Convex Hull (2) convexhull2 7.0 py
Convex Polygon Area convexpolygonarea 2.0 cpp
Conveyor Belts (1) conveyorbelts 4.9 py
Conveyor Belts (2) conveyorbelts2 5.5 py
Convoy convoy 4.3 py
Cookie Cutters cookiecutter 2.3 py
Cookie Selection cookieselection 5.1 java
Cooking Water cookingwater 2.1 py
Association for Cool Machineries (Part 1) cool1 7.1 py
Association for Cool Machineries (Part 2) cool2 6.0 py
Coprime Integers coprimeintegers 6.1 py
Cops and Robbers copsandrobbers 4.8 py
Cordon Bleu cordonbleu 5.9 cpp
Cornhusker cornhusker 1.6 py
Limited Correspondence correspondence 6.8 py
Corrupt Judge corruptjudge 3.7 py
Cosmic Path Optimization cosmicpathoptimization 1.3 py
Costume Contest costumecontest 2.0 py
Councilling councilling 6.8 py
Circuit Counting countcircuits 5.5 py
Count Doubles countdoubles 2.1 py
Counting Chocolate countingchocolate 4.2 py
Counting Clauses countingclauses 1.6 py
Counting Days countingdays 2.9 cpp
Counting Satellites countingsatellites 6.8 py
Counting Stars countingstars 2.5 java
Counting Trees countingtrees 5.7 py
Counting Triangles countingtriangles 2.0 py
Count the Vowels countthevowels 1.3 py
Couple Competition couplecompetition 5.4 py
Course Scheduling coursescheduling 1.8 py
Covered Walkway coveredwalkway 4.1 py
Cowboy Checkers cowboycheckers 4.1 py
Cow Crane cowcrane 3.6 py
CPR Number cprnummer 1.5 py
Exploding CPU cpu 5.8 py
Cracker Barrel Game crackerbarrel 4.2 py
Cracking RSA crackingrsa 2.1 cpp
Cracking the Code crackingthecode 6.0 py
Crane Balancing crane 4.9 py
Crane crane2 4.2 py
Cranes cranes 4.0 py
Crashing Robots crashingrobots 3.6 py
Creative Accounting creativeaccounting 5.4 py
Credit Card Payment creditcard 5.7 py
Criss-Cross crisscross 8.8 py
Crne crne 2.8 py
Crop Triangles (Easy) cropeasy 3.1 py
Crop Triangles (Hard) crophard 5.7 py
Cross cross 4.1 py
Cross Country crosscountry 2.7 py
Crowd Control crowdcontrol 3.5 py
Crusaders of the Lost Mark crusaders 8.4 py
Cryptographic Keys crypto 4.2 py
Cuboid Slicing Game cuboidslicinggame 5.0 pypy
Cu Chi Tunnels cuchitunnels 3.0 py
Cuckoo Hashing cuckoo 4.0 py
Cuckoo! Cuckoo! cuckoocuckoo 3.9 py
Cudak cudak 6.7 py
Cudoviste cudoviste 1.5 cpp
Stacking Cups cups 1.6 py
Curse the Darkness cursethedarkness 2.7 cpp
Curve Knights curveknights 3.5 py
Curve Speed curvespeed 2.4 py
Stacking Curvy Blocks curvyblocks 4.8 cpp
Cut in Line cutinline 1.6 py
Cut the Negativity cutthenegativity 1.4 py
Cutting Brownies cuttingbrownies 4.2 py
Cutting Corners cuttingcorners 2.8 py
Cyanide Rivers cyaniderivers 2.3 py
Cycles (Easy) cycleseasy 4.0 py
Cycles (Hard) cycleshard 8.6 py
Cyclical Periods cyclicalperiods 2.8 py
Cypher Decypher cypherdecypher 1.7 py
Dacey the Dice daceydice 3.6 py
Daily Division dailydivision 6.1 py
Damaged Equation damagedequation 2.5 cpp
Dams in Distress damsindistress 3.8 py
Dance Recital dancerecital 3.9 py
Dance Pad dansmatta 3.9 py
The Darkness darkness 7.4 py
Dartboard dartboard 4.2 py
Darts dartscores 2.2 py
Dart Scoring dartscoring 4.4 py
Das Blinkenlights dasblinkenlights 1.8 cpp
DA-Sort dasort 3.5 cpp
Big Data data 5.5 py
Dating time datingtime 4.5 py
Datum datum 1.6 cpp
Dead-End Detector deadend 3.9 py
Dead Fraction deadfraction 5.2 py
Death Knight Hero deathknight 1.5 py
Deathstar deathstar 1.7 py
Death and Taxes deathtaxes 3.3 py
Debellatio debellatio 5.9 py
Debugging debugging 6.0 py
Decelerating Jump deceleratingjump 4.9 py
Deceptive Dice deceptivedice 3.2 py
Decimal deletion decimaldeletion 1.4 py
Decisions, Decisions decisions 2.9 py
Deck Randomisation deckrandomisation 8.4 py
Deduplicating Files deduplicatingfiles 3.7 py
Deildajöfnuður deildajofnudur 2.4 py
Deild Goðsagnanna deildgodsagnanna 5.2 py
Dejavu dejavu 3.4 py
Déjà vu dejavu2 5.3 cpp
Delft Distance delftdistance 3.8 py
Delimiter Soup delimitersoup 2.0 java
Delivering Goods delivering 6.4 py
Postal Delivery delivery 2.9 py
Demerit Points demeritpoints 6.5 py
Destination Unknown destinationunknown 4.0 py
Detailed Differences detaileddifferences 1.4 javajspy
Detour detour 4.9 py
D Fyrir Dreki dfyrirdreki 1.5 py
Diagonal Cut diagonalcut 4.0 cpp
Dice Betting dicebetting 4.3 py
Dice Cup dicecup 1.4 cppjava
Dice Game dicegame 1.6 cpp
Dick and Jane dickandjane 6.0 py
Dictionary Compression dictionary 9.5 py
Dictionary Attack dictionaryattack 6.8 py
Die Hard diehard 3.0 py
Difference difference 6.8 py
A Different Problem different 2.8 ccppcsgohsjavajsktphppyrb
Different Distances differentdistances 1.8 cpp
Digbuild digbuild 4.2 py
Digi Comp II digicomp2 5.9 py
Digital Speedometer digitalspeedometer 4.0 py
Digit Division digitdivision 4.5 py
Digits digits 3.2 py
Digit Sum digitsum 6.0 py
Digit Swap digitswap 1.3 py
Digraphs digraphs 6.7 py
Dihedral Group dihedralgroup 3.4 py
Ding Dong Ditch dingdongditch 2.2 cpppy
Diplomacy diplomacy 5.7 py
Dirty Driving dirtydriving 3.6 py
Disastrous Doubling disastrousdoubling 3.8 py
Disc District discdistrict 2.4 py
Disgruntled Judge disgruntledjudge 3.6 py
Digital display display 2.6 py
Distance distance 3.8 py
Distinctive Character distinctivecharacter 6.7 py
Distracted distracted 7.6 py
Distributing Poffins distributingpoffins 2.2 py
Distributing Seats distributingseats 6.1 py
Diverse Contest diversecontest 3.2 py
Diverse Cookies diversecookies 3.9 py
Divide and Conquer divideandconquer 7.8 py
Divide by 100 divideby100 4.1 cpp
Divisible Subsequences divisible 3.2 py
Division division 7.1 py
Divisor Counts divisorcounts 4.7 py
Divisors divisors 5.6 py
Divisor Shuffle divisorshuffle 5.0 py
Divvying Up divvyingup 1.5 py
DNA dna 4.7 py
Dobra dobra 4.7 py
Doctor Kattis doctorkattis 4.6 py
Dodecaphony dodecaphony 3.2 py
Dog & Gopher doggopher 2.5 py
Doing the Container Shuffle doingthecontainershuffle 3.6 py
Dominating Duos dominatingduos 7.1 py
Dominoes 2 dominoes2 2.9 java
Dominos dominos 3.6 javapy
Don't Be Fake dontbefake 2.3 py
Don't Fall Down Stairs dontfalldownstairs 2.1 py
Doodling doodling 4.7 py
Doorman doorman 2.3 py
Double Dealing double 6.6 py
Double Password doublepassword 1.6 py
Doubleplusgood doubleplusgood 2.7 py
Doublets doublets 8.3 py
Double Up doubleup 4.2 py
Disastrous Downfall downfall 4.7 py
Disastrous Downtime downtime 3.2 py
Draga Frá dragafra 1.1 py
Dragon Ball I dragonball1 5.4 py
Dragon Balls dragonballs 5.3 py
Dragon Dropped dragondropped 6.6 py
Dragon Maid dragonmaid 5.6 cpppy
Draughts draughts 4.1 py
All Just A Dream dream 5.6 py
Dreamer dreamer 2.4 py
Drinking Song drinkingsong 2.4 py
Drink Responsibly drinkresponsibly 5.0 py
Crazy Driver driver 4.0 py
Drivers drivers 4.5 py
Driver's Dilemma driversdilemma 2.2 py
Driving Lanes drivinglanes 3.6 py
Driving Range drivingrange 3.9 java
DRM Messages drmmessages 1.6 cpp
Dropping Ball droppingball2 4.3 py
Dropping Directions droppingdirections 3.7 py
Drunk Vigenère drunkvigenere 1.7 cpp
Daylight Saving Time dst 2.2 py
Dual Divisibility dualdivisibility 4.3 py
Dungeon master dungeon 3.6 py
Dunglish dunglish 2.7 py
MeTube dutub 3.6 py
RA Duty Scheduler dutyscheduler 3.7 py
Dvaput dvaput 4.7 py
DVDs dvds 2.9 py
Dvoniz dvoniz 7.2 pypy
Dyslectionary dyslectionary 3.1 py
Dyson Circle dysoncircle 5.6 py
Early Winter earlywinter 1.8 py
The Easiest Problem Is This One easiest 1.6 cpp
Easter Eggs eastereggs 5.1 py
As Easy as CAB easyascab 8.2 py
Easy Probability easyprobability 8.9 py
Eating Everything Efficiently eatingeverything 4.6 py
Eating Out eatingout 3.8 py
Echo Echo Echo echoechoecho 1.2 py
e-Coins ecoins 5.0 py
Economic Inequality economicinequality 5.5 py
Eeny Meeny eenymeeny 2.0 py
Efficiency efficiency 5.0 py
Efficient Exchange efficientexchange 4.7 py
Egypt egypt 2.0 cpp
Eidam-Sand Lair eidamsandlair 4.6 py
Eiginnöfn eiginnofn 2.5 py
Eindahraðall eindahradall 6.1 py
Ekki dauði opna inni ekkidaudi 1.5 py
Ekki minn forseti ekkiminnforseti 7.6 py
Eko eko 3.8 py
Election (1) election 5.3 py
Election (2) election2 2.6 py
Election Paradox electionparadox 1.7 py
Electrical Outlets electricaloutlets 1.6 java
Elementary Math elementarymath 4.7 py
Elevating the Prank elevatingtheprank 1.6 py
Elevator Trouble elevatortrouble 2.3 py
Eligibility eligibility 1.6 py
The Embarrassed Cryptographer embarrassedcryptographer 5.8 py
Emergency Contest Running emergency 4.2 py
Emag Eht Htiw Em Pleh empleh 1.8 java
Emptying the Baltic emptyingbaltic 5.0 py
Encoded Coordinates encodedcoordinates 5.6 py
Encoded Message encodedmessage 1.6 cpp
Endless Knight endlessknight 8.2 py
The End of the World endoftheworld 4.9 py
Enduro enduro 3.6 py
Endurvinnsla endurvinnsla 2.0 py
Enemy Division enemydivision 5.6 py
Escape from Enemy Territory enemyterritory 4.7 py
Engaging with Loyal Customers engaging 6.5 cpp
Engineering English engineeringenglish 2.3 py
Enlarging Hash Tables enlarginghashtables 2.9 py
Entering the Time enteringthetime 5.1 py
Entertainment Box entertainmentbox 6.1 java
Entirely Unsorted Sequences entirelyunsortedsequences 4.0 py
Envious Exponents enviousexponents 5.2 py
EpigDanceOff epigdanceoff 2.0 py
Equal Sums (Easy) equalsumseasy 2.8 py
Equations equations 7.2 py
Linear Equation Solver equationsolver 6.1 py
Partial Linear Equation Solver equationsolverplus 7.5 py
Equilibrium Mobile equilibrium 3.7 py
Proving Equivalences equivalences 5.7 py
Equivalent Exchange equivalentexchange 7.4 py
Erase Securely erase 1.8 py
Erdős Numbers erdosnumbers 5.0 py
Eroding Pillars erodingpillars 6.3 py
Erosion Filter erosionfilter 4.7 py
Errands errands 6.2 py
Erratic Ants erraticants 4.8 py
Escape Plan escapeplan 5.6 py
Escape Routes escaperoutes 8.6 py
Escape Wall Maria escapewallmaria 2.8 py
Esej esej 3.6 py
Esoteric Spells esotericspells 3.8 py
Espresso! espresso 2.2 py
Espresso Bucks espressobucks 2.3 py
Integer Estate Agent estate 5.2 py
Estimating the Area of a Circle estimatingtheareaofacircle 1.6 cpp
Estimation estimation 4.2 py
ETA eta 3.5 py
Euclidean TSP euclideantsp 2.3 py
Euclid's Game euclidsgame 4.3 py
Eulerian Graphs eulerian 2.9 py
Eulerian Graphs 2 eulerian2 4.4 py
Eulerian Path eulerianpath 4.7 py
Euler's Number eulersnumber 2.3 cpp
European Trip europeantrip 3.5 py
Evening Out 1 eveningout1 2.6 py
Evening Out 2 eveningout2 6.5 py
EvenOdd evenodd 6.3 py
Event Planning eventplanning 2.3 py
Even Up Solitaire evenup 2.6 py
I've Been Everywhere, Man everywhere 1.4 cpp
Evil Straw Warts Live evilstraw 2.9 py
Exact Change exactchange2 5.0 py
Exactly Electrical exactlyelectrical 2.2 javajspy
Exam exam 2.3 py
Exam Manipulation exammanipulation 4.3 py
Excavator Expedition excavatorexpedition 5.4 py
Excellent Engineers excellentengineers 5.7 py
Exchange Rates exchangerates 5.4 py
Kindergarten Excursion excursion 3.6 py
Exits in Excess exitsinexcess 4.1 py
Ex Officio exofficio 5.2 py
Exoplanet Lighthouse exoplanetlighthouse 2.6 py
Expanding Rods expandingrods 6.5 py
Expected Earnings expectedearnings 1.9 py
Expeditious Cubing expeditiouscubing 5.2 py
Explosion Exploit explosion 4.9 py
Exponial exponial 5.3 py
Eye of Sauron eyeofsauron 1.4 py
Factor-Free Tree factorfree 5.9 py
Factor-Full Tree factorfulltree 7.3 py
Factorial Power factorialpower 4.0 py
Factors factors 5.8 py
Factovisors factovisors 5.7 py
Factstone Benchmark factstone 4.2 py
Fading Wind fadingwind 1.5 py
Fair Bandwidth Sharing fairbandwidthsharing 6.2 py
Fair Division (1) fairdivision 3.7 py
Fair Division (2) fairdivision2 5.4 py
Fair Play fairplay 3.6 py
Fair Warning fairwarning 3.6 py
Fake Arithmetic Sequence fakearithmeticsequence 3.4 py
Fake Graph Theory fakegraphtheory 5.8 py
Fake Scoreboard fakescoreboard 8.2 py
Faktor faktor 1.4 cppjavapy
Falcon Dive falcondive 3.1 py
Falling Mugs falling 3.6 cpp
Falling Apart fallingapart 1.6 cpp
False Sanctum falsesanctum 4.4 py
False Sanctum Act 2 falsesanctum2 8.2 py
False Sense of Security falsesecurity 1.9 py
Family DAG familydag 6.4 py
Family Fares familyfares 3.5 py
Fantasy Draft fantasydraft 4.2 py
Farey Sequence Length farey 3.4 cpp
Farey Sums fareysums 4.9 cpp
Färgrobot fargrobot 2.3 py
Fastest Available Route fastestavailableroute 2.9 py
Fast Food Prizes fastfood 1.9 py
Faulty Robot faultyrobot 3.6 py
A Favourable Ending favourable 4.2 py
FBI Universal Control Numbers fbiuniversal 2.3 py
Feistel Fun feistelfun 8.0 py
Fence Bowling fencebowling 3.0 py
Fend Off Titan fendofftitan 2.5 py
Fenwick Tree fenwick 4.2 py
Ferry Loading III ferryloading3 4.8 py
Ferry Loading IV ferryloading4 2.8 java
Ferskasta Jarmið ferskastajarmid 2.1 py
Fiat fiat 5.0 py
Fibonacci Cycles fibonaccicycles 3.2 py
Minimal Fibonacci Sums fibonaccisum 2.4 py
Fibs og Dibs fibsogdibs 5.9 py
Fibonacci Tour fibtour 5.7 py
Field Trip fieldtrip 2.2 py
Framtíðar FIFA fifa 1.2 py
Fifty Shades of Pink fiftyshades 1.5 py
Fight to Survive fighttosurvive 3.1 py
Figurine Figures figurinefigures 7.5 py
Filip filip 1.5 cppjavapy
Fimmtudagstilboð fimmtudagstilbod 1.4 py
Final Exam (1) finalexam 9.1 cpp
Final Exam (2) finalexam2 1.6 cpp
Financial Planning financialplanning 4.3 py
Finding an A findingana 1.3 py
Finding Lines findinglines 6.0 py
Find my Family findmyfamily 4.2 py
Find Poly findpoly 3.0 py
Find the Graph findthegraph 3.4 py
Find The Root findtheroot 3.4 py
Fire fire2 4.3 java
Fire! fire3 5.8 java
Firefly firefly 3.6 py
Fire Station firestation 6.2 py
Firetrucks Are Red firetrucksarered 4.5 py
First of Her Name firstofhername 5.7 py
Fishmongers fishmongers 3.4 cpp
FizzBuzz (1) fizzbuzz 1.4 javajspy
FizzBuzz (2) fizzbuzz2 3.0 py
Fizz Buzz fizzbuzz3 7.2 py
Fjöldi Bókstafa fjoldibokstafa 1.4 py
Flag Quiz flagquiz 3.9 py
Flatbökuveisla flatbokuveisla 1.1 py
A Flea on a Chessboard fleaonachessboard 6.1 py
Flexible Spaces flexible 1.7 cpp
Fleytitala fleytitala 3.1 py
Flight Planning flight 7.0 py
Flip Five flipfive 2.7 py
Flip Flow flipflow 2.1 py
Flipping Cards flippingcards 6.6 py
Flipping Patties flippingpatties 2.4 py
Flooding Fields floodingfields 6.4 py
Flood-It floodit 3.9 py
Floor Plan floorplan 3.8 cpppy
Floppy Music floppy 5.3 py
Flower Garden flowergarden 4.0 py
No Trees But Flowers flowers 5.6 cpp
Flowery Trails flowerytrails 3.4 java
Flow Free flowfree 3.6 py
Flow Layout flowlayout 1.9 py
Flow Shop flowshop 2.3 py
Fluortanten fluortanten 3.2 py
Flygskam flygskam 4.5 py
Flying Safely flyingsafely 1.8 cpp
Fly Swatter flyswatter 5.9 py
Flýtibaka flytibaka 1.4 py
Birthday Memorization fodelsedagsmemorisering 1.7 py
Folded Map foldedmap 5.3 py
Folding a Cube foldingacube 5.5 py
Font font 3.9 py
Fountain fontan 2.0 py
Food Mixing foodmixing 7.8 py
Fooling Around foolingaround 5.4 py
Foosball Dynasty foosball 4.3 py
Forced Choice forcedchoice 1.5 cpp
Forest for the Trees forestforthetrees 4.9 py
Forest Fruits forestfruits 4.2 py
Forests forests 3.4 py
Four Die Rolls fourdierolls 2.6 py
Four Square foursquare 6.2 py
Fractal fractal2 6.4 py
Fractal Area fractalarea 2.9 py
Continued Fraction fraction 3.6 py
Fractional Lotion fractionallotion 2.9 cpp
Framvindustika framvindustika 3.4 py
Freckles freckles 3.3 java
FreeCell freecell 5.8 py
Free Food freefood 1.6 cpp
Free Weights freeweights 4.0 py
Freight Train freighttrain 4.7 py
Friday the 13th friday 2.1 py
Fridge fridge 3.4 py
Froggie froggie 6.2 py
From A to B fromatob 2.6 py
Frosh Week (1) froshweek 4.1 py
Frosh Week (2) froshweek2 2.2 py
Frosting on the Cake frosting 3.9 cpp
Frozen Rose-Heads frozenrose 5.1 py
Fruit Baskets fruitbaskets 4.1 py
Frumtölutalning frumtolutalning 8.6 py
Frustrated Queue frustratedqueue 5.1 py
Full Tank fulltank 5.0 py
Functional Fun functionalfun 2.1 py
Fundamental Neighbors fundamentalneighbors 3.2 py
Fun House funhouse 2.1 py
Fuzzy Family Tree fuzzyfamilytree 4.6 py
FYI fyi 1.3 cpp
Fyrirtækjanafn fyrirtaekjanafn 2.0 py
Galactic Warlords galactic 6.8 py
Galactic Sabotage galacticsabotage 7.7 cpp
Game Night gamenight 4.8 py
Game Rank gamerank 3.7 py
Game Suggestions gamesuggestions 4.8 py
Game Theory gametheory 3.7 py
Gandalf's Spell gandalfsspell 2.2 py
Gangur gangur 2.7 py
Gas Station Numbers gasstationnumbers 7.9 py
Gathering in Yorknew gatheringinyorknew 5.9 py
GCD gcd 1.5 py
GCD and LCM gcdandlcm 5.8 py
GCDs gcds 5.0 py
GCD Sum gcdsum 8.0 py
GCD Sum 2 gcdsum2 6.8 py
Galactic Collegiate Programming Contest gcpc 4.4 java
GCVWR gcvwr 1.4 py
Gear Changing gearchanging 3.9 py
Gears gears2 3.5 py
Gear Wheels gearwheels 6.9 py
Geezer Scripts geezerscripts 2.8 py
Genealogical Research genealogical 3.8 py
Gene Block geneblock 2.3 py
Gene Folding genefolding 3.8 py
Chinese Remainder Theorem (non-relatively prime moduli) generalchineseremainder 3.9 py
Generalized Recursive Functions generalizedrecursivefunctions 4.6 py
Generators generators 5.4 py
Genetics genetics2 7.3 py
Genetic Search geneticsearch 2.2 py
Genius genius 3.3 py
George george 2.1 py
Geppetto geppetto 2.5 py
Gerrymandering gerrymandering 1.6 cpp
Get Shorty getshorty 3.6 java
Getting Through gettingthrough 5.6 py
Get to Work gettowork 2.7 py
Ghostbusters 3 ghostbusters3 4.0 py
Ghost Leg ghostleg 1.5 py
Gig Combinatorics gigcombinatorics 3.8 py
Ginger Candy gingercandy 5.7 py
Gini Stuðull ginistudull 4.4 py
Git Good gitgood 3.6 py
Glasses Foggy, Mom's Spaghetti glassesfoggymomsspaghetti 2.4 py
GlitchBot glitchbot 1.9 py
Global Warming globalwarming 6.1 py
Glyph Recognition glyphrecognition 2.7 py
GMO gmo 4.7 py
Gnoll Hypothesis gnollhypothesis 4.3 py
Goat Rope goatrope 1.6 cpp
Goblin Garden Guards goblingardenguards 6.3 py
Candy godis 6.1 py
Godzilla godzilla 5.9 py
Going Dutch goingdutch 7.2 py
Going to Seed (1) goingtoseed 6.3 py
Getting Gold gold 2.5 py
Goldbach's Conjecture goldbach2 2.2 cpp
Golf Bot golfbot 6.1 cpp
Golomb Rulers golombrulers 3.1 py
Good Coalition goodcoalition 3.9 py
Good Messages goodmessages 4.5 py
Good Morning! goodmorning 2.6 py
Goofy Geometry goofy 4.8 py
Goomba Stacks goombastacks 1.5 py
Gopher II gopher2 4.1 py
The Gourmet gourmeten 1.8 cpppy
Grade Curving gradecurving 4.9 py
Grading grading 1.6 py
Grading on a Curve gradingonacurve 5.5 py
Graduation Guarantee graduationguarantee 3.6 py
Grand Opening grandopening 6.3 py
Grandpa Bernie grandpabernie 2.6 java
Granica granica 5.7 py
Through the Grapevine grapevine 4.0 py
Watering Grass grass 4.2 py
Gregory the Grasshopper grasshopper 3.6 java
Grass Seed Inc grassseed 1.4 cpp
Gravamen gravamen 5.9 py
Grazed Grains grazedgrains 2.8 py
GREAT + SWERC = PORTO greatswercporto 4.2 py
Greedily Increasing Subsequence greedilyincreasing 1.9 cpp
Greedy Polygons greedypolygons 1.7 cpp
Greedy Polygons Revisited greedypolygons2 5.3 py
Greeting Card greetingcard 4.0 py
Greetings! greetings2 1.4 java
Grid grid 2.6 py
Grid Game gridgame 5.2 py
Grid Magic gridmagic 2.5 py
Grid MST gridmst 6.2 py
What's on the Grille grille 3.6 py
Groupthink groupthink 2.7 py
Growling Gears growlinggears 1.8 cpp
Gruesome Cave gruesomecave 4.9 py
Guardian of Decency guardianofdecency 5.1 py
Guess The Number guess 2.9 py
Guessing Game guessinggame 3.2 py
I Can Guess the Data Structure! guessthedatastructure 3.0 java
Guess The Digits guessthedigits 8.6 py
Guess the Numbers guessthenumbers 8.1 py
Guess Who guesswho 1.7 py
Guilds guilds 5.1 py
Guillaume guillaume 3.5 py
Gullpeningastaflar gullpeningastaflar 4.7 py
Gym Leader's Territory gymleadersterritory 3.4 py
Haiku haiku 5.1 py
Watch Out For Those Hailstones! hailstone 2.4 py
Hailstone Sequences hailstone2 1.7 py
Half a Cookie halfacookie 1.8 py
Hamming Ellipses hammingellipses 2.9 py
Han han 4.0 java
Hanging Out on the Terrace hangingout 1.5 cpp
Hangman hangman 1.6 cpp
Happy and Unhappy Numbers happyandunhappynumbers 7.1 py
Happy Happy Prime Prime happyprime 2.2 py
Hard Array Problem hardarray 7.4 java
Hard Drive harddrive 3.4 py
Hardware hardware 2.1 py
Hardwood Species hardwoodspecies 2.6 py
Harshad Numbers harshadnumbers 1.4 cpp
Hash hash 8.9 py
String Hashing hashing 5.4 py
Haughty Cuisine haughtycuisine 1.8 py
Haunted Graveyard hauntedgraveyard 6.4 java
Hay Bales haybales 5.7 py
Hay Points haypoints 2.1 py
Head Guard headguard 2.4 py
Binary Heap heap 2.2 cpp
Heart Rate heartrate 1.5 cpp
Heating Up heatingup 6.1 py
Height Ordering height 2.1 py
Homework (1) heimavinna 1.6 cpp
Heir's Dilemma heirsdilemma 1.6 py
Heliocentric heliocentric 2.1 py
Hello World! hello 1.1 ccppgojavajsktphppyrb
Government Help help 6.3 py
Help! help2 5.8 py
Help a PhD candidate out! helpaphd 1.7 cpp
Helpful Currents helpfulcurrents 6.8 py
Help Me With The Game helpme 2.9 java
What Does It Mean heritage 4.8 py
Herman herman 1.7 cpp
Hermits hermits 3.1 py
Heroes of Velmar heroesofvelmar 2.0 py
Hero Leveling heroleveling 7.4 cpp
Hexagon Game hexagon 6.1 py
Hexagonal Rooks hexagonalrooks 4.7 py
Hidden Password hidden 2.3 py
Hidden Words hiddenwords 6.7 py
Hiding Chickens hidingchickens 6.4 py
Hiding Places hidingplaces 1.7 py
Highest Hill highesthill 4.2 py
High Score highscore2 5.7 py
Highway to Mount Fansipan highwaytomountfansipan 4.2 py
Hill Number hillnumbers 5.4 py
H-Index hindex 3.4 py
Hipp Hipp hipphipp 1.1 py
Hipp Hipp Húrra hipphipphurra 1.3 py
Hipster Jazz hipsterjazz 6.8 py
Hired Help hiredhelp 6.0 java
Hissing Microphone hissingmicrophone 1.3 cpp
Hittast hittast 4.6 py
Hitting the Targets hittingtargets 1.6 py
Hlaupafmæli hlaupafmaeli 3.2 py
Hnappasetningaskipti hnappasetningaskipti 2.2 py
Semi-prime H-numbers hnumbers 5.2 py
Höfundaleit hofundaleit 3.4 py
Hogwarts hogwarts2 5.1 py
Holey N-Queens (Batman) holeynqueensbatman 2.6 py
Holiday Stars holidaystars 6.0 py
Homework (2) homework 7.1 py
Honeycomb Walk honey 2.9 py
Honey Heist honeyheist 3.4 py
Honi honi 3.0 py
Hópavinna hopavinna 3.1 py
Hoppers hoppers 3.8 py
Hopscotch hopscotch 5.6 py
Hopscotch 50 hopscotch50 2.6 py
Hopscotch 500 hopscotch500 7.4 java
Horror List horror 2.8 py
Horror Film Night horrorfilmnight 3.3 py
Hot Dogs in Manhattan hotdogs 6.0 cpp
Hot Hike hothike 1.9 py
Hot Springs hotsprings 2.7 py
House Lawn houselawn 4.1 py
House of Cards houseofcards 3.6 py
Howl howl 1.9 py
How Many Digits howmanydigits 4.0 py
How many 0's howmanyzeros 3.8 py
Hraðgreining hradgreining 1.3 py
H to O htoo 2.8 py
Human Cannonball Run humancannonball 2.1 java
The Amazing Human Cannonball humancannonball2 1.6 cpp
Human Observation humanobservation 5.6 py
Hungarian Services hungarianservices 4.0 py
Hunt the Wumpus huntthewumpus 2.2 py
Hurricane Danger! hurricanedanger 3.9 cpp
Hvert Skal Mæta hvertskalmaeta 1.5 py
Hyacinth hyacinth 5.3 java
Hydra's Heads hydrasheads 1.9 py
Hamiltonian Hypercube hypercube 3.5 py
Pascal Hyper-Pyramids hyperpyramids 4.7 py
iBoard iboard 2.5 py
Ice Cream icecream2 5.9 py
Ice Cream Machines icecreammachines 7.2 py
Icons in the Toolbar icons 8.0 py
I Could Have Won icouldhavewon 3.3 py
ICPC Awards icpcawards 1.7 cpppy
ICPC Camp icpccamp 5.2 py
ICPC Record Matching icpcrecordmatching 4.2 py
ICPC Team Generation icpcteamgeneration 4.9 py
ICPC Team Selection icpcteamselection 2.9 py
An I for An Eye iforaneye 4.4 py
Ignore the Garbage ignore 3.1 py
Iks iks 3.1 py
Illiteracy illiteracy 3.1 py
Illumination illumination 3.5 py
Illuminati Spotti illuminatispotti 2.1 py
Image Decoding imagedecoding 3.3 py
Image Processing imageprocessing 1.8 py
IMO Harder Problem imoharderproblem 6.4 py
Imperfect GPS imperfectgps 4.5 cpp
Implementation Irregularities implementationirregularities 3.2 py
Import Spaghetti importspaghetti 5.4 py
Mission Improbable improbable 4.3 py
#includescoring includescoring 6.0 py
Incognito incognito 3.1 py
Increasing Subsequence increasingsubsequence 3.9 py
Indoorienteering indoorienteering 6.8 py
An Industrial Spy industrialspy 3.0 py
Infinite 2D Array infinite2darray 5.5 py
Infinite Slides infiniteslides 3.2 py
In Flagrante Delicto inflagrantedelicto 4.6 py
Inflation (1) inflation 2.2 py
Inflation (2) inflation2 3.4 py
A Question of Ingestion ingestion 5.3 py
Inheritance inheritance 3.6 py
Input Scandal inputscandal 3.1 py
Inquiry I inquiryi 2.5 py
Tree Insertion insert 2.9 py
Inspecting Illumination inspectingillumination 5.3 py
Installing Apps installingapps 7.0 py
Integer Division integerdivision 3.3 py
Integer Lists integerlists 4.8 java
Intelligence Infection intelligenceinfection 5.0 py
Interactive Tic-Tac-Toe interactivetictactoe 5.8 py
Intercept intercept 6.7 py
Interesting Integers interestingintegers 4.6 cpp
Intergalactic Bidding intergalacticbidding 4.2 py
International Dates internationaldates 1.6 py
Interplanetary Tunnels interplanetarytunnels 2.2 py
Interpreter interpreter 3.5 py
Intersecting Rectangles intersectingrectangles 5.9 py
Interval Cover intervalcover 5.1 py
Interval Scheduling (1) intervalscheduling 1.8 javapy
Interval Scheduling (2) intervalscheduling2 3.9 py
Interview Question interviewquestion 3.1 py
Interview Queue interviewqueue 7.5 py
Integer Rotation introtation 6.1 py
Invasion invasion 5.3 py
Inventing Test Data inventing 5.0 py
Inverse Factorial inversefactorial 5.1 cppjavapy
Inverted Deck inverteddeck 4.6 py
Invoker (Easy) invokereasy 2.4 py
Invoker (Hard) invokerhard 3.1 py
IOU iou 5.2 py
I Repeat Myself I Repeat Myself I Repeat irepeatmyself 2.5 py
Iron and Coal ironcoal 4.9 py
Irrational Division irrationaldivision 4.2 py
Is-A Has-A Who Knowz-A isahasa 7.4 py
ISBN Conversion isbnconversion 5.4 py
Is It Even isiteven 3.0 py
IsItHalloween.com isithalloween 1.3 cppjavajspy
Island Buses island 6.8 py
Island Alliances islandalliances 6.5 py
Island Hopping islandhopping 2.4 java
Islands in the Data Stream islands 2.9 py
Islands islands3 1.8 java
Isomorphic Inversion isomorphicinversion 5.6 py
Is Y a Vowel isyavowel 1.3 py
It Can Be Arranged itcanbearranged 4.7 py
God Save the i-th Queen ith 6.0 py
It's a Mod, Mod, Mod, Mod World itsamodmodmodmodworld 7.5 py
It's a Secret itsasecret 5.5 py
Ivana ivana 5.7 py
I Wanna Be The Very Best iwannabe 3.1 py
Jabuke (1) jabuke 1.8 cpp
Jabuke (2) jabuke2 7.3 py
Jack-O'-Lantern Juxtaposition jackolanternjuxtaposition 1.2 cpp
Jackpot jackpot 3.3 py
Jack The Lumberjack jackthelumberjack 4.9 py
Tag jage 3.2 py
Jailbreak jailbreak 5.2 py
Jamboree jamboree 2.8 py
Jane Eyre janeeyre 3.7 py
Janitor Troubles janitortroubles 1.5 cpp
Jazz It Up! jazzitup 2.1 py
Jelly Raid jellyraid 6.0 py
Jet Lag jetlag 4.0 py
Jetpack jetpack 5.8 py
Jet Set jetset 4.5 py
Jewelry Box jewelrybox 1.7 cpp
Jigsaw jigsaw 4.4 py
Job Switching jobbyte 2.5 py
Job Expenses jobexpenses 1.5 cpp
Chicken Joggers joggers 5.0 py
Jogging Trails joggingtrails 5.0 py
Jogurt jogurt 6.7 py
John's Book Stack johnsstack 6.7 py
Joining Points joiningpoints 3.9 py
Join Strings joinstrings 5.3 java
Joint Attack jointattack 2.6 py
Joint Jog Jam jointjogjam 1.7 py
Jolly Jumpers jollyjumpers 3.0 py
Journey of the Repetitor journeyoftherepetitor 5.4 py
Joyless Game joylessgame 4.2 py
Judging Troubles judging 2.6 java
Judging Moose judgingmoose 1.4 cpp
Juggling Patterns jugglingpatterns 5.7 py
Jug Hard jughard 3.5 py
Julmust julmust 2.5 py
Jumbo Javelin jumbojavelin 1.3 cpp
Jumping Monkey jumpingmonkey 6.3 py
Jumping Yoshi jumpingyoshi 6.1 py
Space Junk junk 4.2 py
Jupiter Orbiter jupiter 6.1 py
Jurassic Jigsaw jurassicjigsaw 2.5 py
Jury Jeopardy juryjeopardy 2.3 py
Just A Minute justaminute 2.0 cpp
Just Do It justdoit 7.2 cpp
Just for Sidekicks justforsidekicks 3.8 py
Just Passing Through justpassingthrough 5.1 py
Kafkaesque kafkaesque 2.1 py
Kaguya Wa Saketakunai kaguyawasaketakunai 8.4 py
Cookies kakor 4.1 py
Kaleidoscopic Palindromes kaleidoscopicpalindromes 2.8 py
Kanna's Friendship kannafriendship 4.7 cpppy
Running Race kaploeb 3.2 py
Karl Coder karlcoder 4.1 py
Karte karte 1.6 cpp
Throwing bridges kastabroar 5.6 py
Kastenlauf kastenlauf 3.0 py
Kattis's Quest kattissquest 3.1 java
Kayaking Trip kayaking 4.4 py
kcuD dlanoD kcuddlanod 1.8 py
Keep it Cool keepitcool 2.7 py
Kemija (1) kemija 8.6 py
Kemija (2) kemija08 1.7 cpp
Keyboarding keyboard 5.1 py
Keyboards in Concert keyboardconcert 3.4 py
Keyboardd keyboardd 2.6 py
Key Item Recovery keyitemrecovery 4.5 py
Keylogger keylogger 2.6 py
Matrix Keypad keypad 3.6 py
Keys, Phone, Wallet keysphonewallet 1.3 py
The Key to Cryptography keytocrypto 1.8 py
Key to Knowledge keytoknowledge 7.7 py
Keywords keywords 2.0 py
Kiki Boba kikiboba 1.4 py
Killing Chaos killingchaos 5.8 py
Kínahvísl kinahvisl 1.4 py
K-In-A-Row kinarow 4.0 py
Kinda Ok Array Problem kindaokarray 5.8 py
Kindergarten kindergarten 5.9 py
Kingdom of Ants kingdomofants 6.5 py
King of the Waves kingofthewaves 4.8 py
Kingpin Escape kingpinescape 6.6 py
King's Colors kingscolors 4.4 py
King's Decree kingsdecree 4.2 py
K-Inversions kinversions 3.6 cpp
Kitchen Measurements kitchen 3.7 py
Kitchen Combinatorics kitchencombinatorics 5.2 py
Kitten on a Tree kitten 1.8 py
Kleptography kleptography 1.7 cpp
Kletva kletva 5.1 py
Cutting Proteins klippaprotein 5.6 py
The Clock klockan2 1.9 py
Knapsack knapsack 4.5 py
Knapsack Packing knapsackpacking 6.3 py
Knight Fly knightfly 5.2 py
Knight Jump knightjump 2.4 py
Knight Packing knightpacking 1.2 py
Knight Search knightsearch 3.2 py
Knights in Fen knightsfen 3.5 py
Knigs of the Forest knigsoftheforest 3.3 py
Knitpicking knitpicking 3.0 py
Knot Knowledge knotknowledge 1.3 py
Koffínhraði koffinhradi 5.7 py
Kolkrabbaleikarnir kolkrabbaleikarnir 7.9 py
Kolone kolone 3.4 py
Buying Books kopabocker 3.9 py
Kornislav kornislav 1.6 cpp
Kratki kratki 4.6 py
Križaljka krizaljka 1.8 py
Kuhar kuhar 4.7 py
Kutevi kutevi 2.6 py
Kveðja kvedja 1.1 py
Ladder ladder 1.5 cpp
Ladice ladice 4.1 java
Lægð yfir landinu laegdyfirlandinu 1.6 py
Lamps lamps 2.9 py
Landline Telephone Network landline 5.9 py
Landlocked landlocked 6.5 py
Landscape Generator landscape 3.3 py
Landscaping landscaping 4.2 py
Language Interpreter languageinterpreter 7.4 py
Laptop Sticker laptopsticker 1.6 py
Laptop Stickers laptopstickers 2.5 py
Large Differences largedifferences 9.0 py
Largest Hoarding largesthoarding 3.8 py
Largest Triangle largesttriangle 7.1 py
Last Factorial Digit lastfactorialdigit 1.4 javajspy
Last Minute lastminute 2.6 py
Latin Square latinsquare 6.6 py
Lava lava 6.1 py
Lawn Mower lawnmower 1.9 py
LCM Pair Sum lcmpairsum 5.0 py
LCM Thief lcmthief 6.0 py
Learning to code learningtocode 7.3 py
Left and Right leftandright 3.0 py
Left Beehind leftbeehind 1.8 cpp
Leggja saman leggjasaman 1.2 py
Leiðangur leidangur 2.4 py
Lektira lektira 2.8 py
Lemonade Trade lemonadetrade 5.7 py
Less vs. Fewer lessvsfewer 2.2 py
Lexicography lexicography 6.0 py
Leyniþjónusta leynithjonusta 1.2 py
License to Launch licensetolaunch 1.6 cpp
Liðaskipting 2 lidaskipting2 3.0 py
Liga liga 7.3 py
Lights lights 6.2 py
Limbo - Part 1 limbo1 3.9 py
Limbo - Part 2 limbo2 3.8 py
Linden Mayor System lindenmayorsystem 2.3 py
Linear Recurrences linearrecurrence 5.0 py
Lines Per Hour linesperhour 1.8 py
Line Them Up lineup 1.7 cpp
Linije linije 5.8 py
Lipschitz Constant lipschitzconstant 3.8 py
Liquid Assets liquidassets 3.3 py
Lista lista 5.8 py
Listen To Your Boss listentoyourboss 4.4 py
A List Game listgame 2.9 cppjavapy
A Different List Game listgame2 8.9 py
Ljutnja ljutnja 5.1 py
Locked Treasure lockedtreasure 2.4 cpp
Lockout lockout 3.5 py
Locust Locus locustlocus 1.8 py
LogDB logdb 5.0 py
Logic Functions logicfunctions 1.6 cpp
Logland logland 5.3 py
Logo logo 2.4 py
Logo 2 logo2 5.7 py
Lone Rook lonerook 8.1 py
Longest Common Subsequence longestcommonsubsequence 5.2 py
Longest Common Substring longestcommonsubstring 4.3 py
Longest path in a DAG longestpathinadag 3.5 py
Longest Prime Sum longestprimesum 2.4 py
Longest Increasing Subsequence longincsubseq 5.3 py
Long Swaps longswaps 3.7 py
Loopy Cab Drivers loopycabdrivers 6.8 py
Loopy Transit loopytransit 3.7 py
Loo Rolls loorolls 2.1 py
Loot Chest lootchest 3.8 py
The Dragon of Loowater loowater 2.4 py
Lopsided Lineup lopsidedlineup 2.9 py
Lost In Translation lost 4.7 py
Lost In The Woods lostinthewoods 3.6 py
Lost is Close to Lose lostisclosetolose 6.1 py
Lost Lineup lostlineup 1.7 py
Lost Map lostmap 1.9 java
Low Power low 5.3 py
Low Order Zeros loworderzeros 4.1 cpp
ls ls 5.3 py
Lubbi Lærir lubbilaerir 1.1 py
Lucky Draw luckydraw 4.2 py
Lucky Numbers luckynumber 4.4 py
Luggage luggage 6.0 py
Luhn's Checksum Algorithm luhnchecksum 1.8 cpp
LumberCraft lumbercraft 4.7 py
Keystrokes lyklagangriti 4.4 java
Mæting maeting 1.4 py
Mafija mafija 6.5 py
The Magical 3 magical3 5.8 py
Magical Cows magicalcows 4.7 py
Magical GCD magicalgcd 5.7 py
Association of Cats and Magical Lights magicallights 5.7 py
Magical Mystery Knight's Tour magicalmysteryknight 9.3 py
Magical Runes magicalrunes 3.5 py
Magic Sequence magicsequence 8.3 javapy
Magic Trick magictrick 1.5 py
Magnesium Supplementation magnesiumsupplementation 5.0 py
Mahjong Madness mahjongmadness 4.6 py
The Mailbox Manufacturers Problem mailbox 2.3 py
Majority Card majoritycard 7.1 cpp
Majór Skýrsla majorskyrsla 3.3 py
Majstor majstor 2.6 py
Making A Meowth makingameowth 1.7 py
Making Palindromes makingpalindromes 5.8 py
Malfunctioning Robot malfunctioningrobot 3.8 py
Mali mali 5.8 py
Mall Mania mallmania 4.8 py
Managing Packaging managingpackaging 4.9 py
Mancala mancala 2.1 py
Mandelbrot mandelbrot 2.9 py
Manhattan Mornings manhattanmornings 5.0 py
Manhattan Positioning System manhattanpositioningsystem 7.0 py
Manhattan Walk manhattanwalk 5.0 py
Map Colouring mapcolouring 5.3 py
Identifying Map Tiles maptiles2 1.7 cpp
Marbles On A Tree marblestree 3.0 py
March of the Penguins marchofpenguins 4.1 py
Mario mario 7.3 py
Marko marko 1.9 py
Mars Window marswindow 2.4 py
Mårten's DFS martensdfs 5.9 py
Martian DNA martiandna 4.1 py
m-ary Partitions marypartitions 3.6 py
Massive Card Game massivecardgame 3.2 java
Mastering Mastermind mastermind 2.5 py
Matarinnkaup matarinnkaup 5.3 py
Match Game matchgame 4.7 py
Matchsticks matchsticks 3.9 py
Mathemagicians mathemagicians 4.8 py
Math Homework mathhomework 2.0 cpp
Math Trade mathtrade 3.3 py
Math Worksheet mathworksheet 5.0 py
Matrix Inverse matrix 3.4 cpp
Max Arithmetic Subsequence maxarithmeticsubsequence 6.9 py
Maximum Clique maxclique 7.9 py
Maximum Number of Colinear Points maxcolinear 4.4 py
Maximum Flow maxflow 4.5 cpppy
Maximal Sequences maximalsequences 6.5 py
Maximizing (And Minimizing) Your Winnings maximizingwinnings 4.1 py
Maximizing Your Pay maximizingyourpay 5.2 py
Maximum Choice maximumchoice 3.9 py
Maximum Fix maximumfix 3.9 py
Maximum Rent maximumrent 3.2 javajspy
The Maze Makers mazemakers 3.4 py
MazeMan mazeman 4.2 py
Maze Movement mazemovement 3.7 py
Mean Words meanwords 1.8 py
Imperial Measurement measurement 2.1 py
Medals medals 5.9 py
Message meddelande 1.4 py
Mega Inversions megainversions 2.9 py
Three-State Memory memory 7.8 py
Memory Game memorygame 4.8 py
Memory Match memorymatch 4.0 py
Menu Updates menuupdates 4.4 py
Meow Factor meowfactor 3.1 cpp
Meow Factor 2 meowfactor2 6.5 py
Messages from Outer Space messages 5.0 py
Metaprogramming metaprogramming 2.2 py
Methodic Multiplication methodicmultiplication 1.6 py
Metronome metronome 1.2 py
Mia mia 2.1 py
Micro-Row microrow 6.0 py
Miði midi 2.1 py
Milestone Counter milestones 3.2 py
Millifærsla millifaersla 1.2 py
Millionaire Madness millionairemadness 1.9 java
Minimum Cost Maximum Flow mincostmaxflow 5.0 cpppy
Minimum Cut mincut 3.7 py
Mini Battleship minibattleship 4.4 py
Minimum Scalar Product minimumscalar 2.0 py
Mining Race miningrace 4.7 py
Ministry of Magic ministryofmagic 6.6 py
Minor Setback minorsetback 3.7 py
Minimum Spanning Tree minspantree 4.4 java
Mirinae mirinae 9.0 py
Mirror Images mirror 2.2 cpp
Misa misa 2.1 py
Missing Gnomes missinggnomes 3.5 py
Missing Number (1) missingnumber 4.2 py
Missing Number (2) missingnumber2 6.6 py
Missing Numbers missingnumbers 2.0 cpp
Mixed-Base Arithmetic mixedbasearithmetic 5.9 py
Mixed Fractions mixedfractions 1.6 cpp
Mjehuric mjehuric 1.8 py
Multi-Class Binary Neural Network for Handwritten Digits mnist10class 9.6 py
Two-Class Binary Neural Network for Handwritten Digits mnist2class 9.3 py
Mobilization mobilization 5.5 py
Moderate Pace moderatepace 1.5 py
Modified Gray Code modifiedgraycode 3.1 py
Modular Arithmetic modulararithmetic 2.9 py
Modulo modulo 1.4 cpp
Modulo Data Structures modulodatastructures 4.9 py
Modulo Solitaire modulosolitaire 3.1 py
Molecules molecules 3.6 py
Molekule molekule 3.4 py
Money for Nothing money 6.2 py
Money Matters moneymatters 2.9 py
Money Transfers moneytransfers 7.2 py
Traveling Monk monk 3.4 py
Smooth Monkey monkey 6.0 py
Monopoly monopol 1.4 py
Let's Play Monopoly! monopoly 4.9 py
Monument Maker monumentmaker 4.3 py
Mårten's Theorem more10 6.6 py
Just A Few More Triangles! moretriangles 6.1 cpp
Morse Code Palindromes morsecodepalindromes 3.1 py
Intergalactic Mortgage mortgage 6.2 cpp
Moscow Dream moscowdream 1.9 cpp
Mosquito Multiplication mosquito 2.0 py
Most Difficult mostdifficult 3.5 py
Mountain Biking mountainbiking 3.2 py
Mountainous Palindromic Subarray mountainouspalindromesubarray 3.9 py
Mountain Village mountainvillage 4.9 java
Movie Collection moviecollection 4.3 py
Moving Day movingday 2.3 py
Mravi (1) mravi 2.4 py
Mravi (2) mravihard 8.7 py
MrCodeFormatGrader mrcodeformatgrader 2.1 py
Mr. Noodle mrnoodle 7.6 py
Association for the Country of Mububa mububa 6.9 py
Muddy Hike muddyhike 3.1 java
Mult! mult 2.1 py
Multigram multigram 2.8 py
(More) Multiplication multiplication 4.1 py
Multiplication multiplications 2.2 py
Multiplying Digits multiplyingdigits 8.8 py
Multiplication Table multtable 3.7 py
Mumble Rap mumblerap 1.6 py
Musical Chairs musicalchairs 3.3 py
Musical Notation musicalnotation 2.1 py
Musical Scales musicalscales 1.8 py
Musical Trees musicaltrees 3.3 py
Music Collection musiccollection 4.6 py
Music Your Way musicyourway 2.4 py
Muzicari muzicari 4.7 py
Minimum Weighted Vertex Cover mwvc 7.7 py
Mylla mylla2 1.6 py
Nafnagift nafnagift 5.2 py
Name Generation namegeneration 2.9 py
Palindrome Names names 4.0 py
Name That Permutation namethatpermutation 4.3 py
Namnsdag namnsdag 2.1 py
Námsleið namsleid 4.1 py
Narrow Art Gallery narrowartgallery 3.0 py
Nasty Hacks nastyhacks 1.4 java
Natjecanje natjecanje 2.1 py
Natrij natrij 2.9 py
Nature Reserve naturereserve 4.2 java
Neighborhood Watch neighborhoodwatch 3.3 py
Nered nered 3.7 py
Nested Dolls nesteddolls 6.7 py
Nested Shapes nestedshapes 3.2 py
Networking networking 3.6 py
Neutral Ground neutralground 3.3 py
Never Give Up nevergiveup 4.9 py
Wireless is the New Fiber newfiber 3.3 py
Nicknames nicknames 3.6 javapy
Nikola nikola 4.0 py
Nimionese nimionese 2.2 py
I Hate The Number Nine nine 2.9 py
Nine Knights nineknights 2.2 py
Nine Packs ninepacks 3.8 py
Ninety-nine ninetynine 3.5 py
Nizovi nizovi 3.3 py
nnnnn nnnnn 8.3 py
No Duplicates nodup 1.5 cpp
Non-boring sequences nonboringsequences 6.5 py
Non-negative Partial Sums nonnegpartsums 6.8 py
Non-Prime Factors nonprimefactors 5.9 cpp
Noonerized Spumbers noonerizedspumbers 2.7 py
NOP nop 2.0 py
Norma norma 7.4 cpp
Not Amused notamused 2.6 py
No Thanks! nothanks 2.0 py
N-Puzzle npuzzle 1.9 py
N-sum nsum 1.3 py
NTNU Orienteering ntnuorienteering 4.3 py
Determining Nucleotide Assortments nucleotides 3.4 py
Nullary Computer nullarycomputer 5.2 py
Núll og tveir nullogtveir 5.4 py
Number Colosseum numbercolosseum 3.5 py
Number Fun numberfun 1.6 javajspy
Nice Numbers numbers 6.8 py
Numbers numbers2 8.0 py
Number Sets numbersetseasy 4.6 py
Number Sets (Hard) numbersetshard 7.0 py
Numbers On a Tree numbertree 2.5 cpp
Moving to Nuremberg nuremberg 5.8 py
Ocean Currents oceancurrents 5.3 py
Ocean Monument oceanmonument 4.5 py
Odd A's, Even B's oddaevenb 4.4 py
Odd Binomial Coefficients oddbinom 3.3 py
Odd Echo oddecho 1.3 py
Odd Gnome oddgnome 1.6 cpp
Oddities oddities 1.3 cpp
Odd Man Out oddmanout 1.6 cpp
Odds of Mia odds 2.5 py
Office Number officenumber 4.8 py
Office Space officespace 4.7 py
Off-World Records offworldrecords 1.6 py
Reverse ofugsnuid 1.4 cpp
Oktalni oktalni 1.9 py
Okvir okvir 2.1 py
Okviri okviri 2.1 py
Older Brother olderbrother 3.3 py
On Average They're Purple onaveragetheyrepurple 3.0 py
One Chicken Per Person! onechicken 1.6 cpp
Ones ones 4.6 py
Keeping On Track ontrack 4.3 py
Open-Pit Mining openpitmining 4.1 py
Open Source opensource 3.6 py
Opportunity Cost opportunity 3.8 py
First Orchard orchard 3.8 py
Ordered Problem Set orderedproblemset 1.8 py
Ordering Hotbar orderinghotbar 6.0 py
Orderly Class orderlyclass 3.8 py
Restaurant Orders orders 5.5 py
Ordinals ordinals 2.0 py
Ordinary Ordinals ordinaryordinals 4.3 py
Organ-free Man organfreeman 6.2 py
Ornaments ornaments 2.6 cpp
Orphan Backups orphanbackups 6.4 py
Östgötska ostgotska 2.1 py
Other Side otherside 5.4 ccppcsgohsjavajsktpyrb
Otpor otpor 4.1 py
Out of Sorts outofsorts 2.6 py
OvalWatch ovalwatch 2.9 py
Overdraft overdraft 2.2 py
Overlapping Maps overlappingmaps 4.5 py
Over the Hill, Part 1 overthehill1 2.6 py
Over The Hill, Part 2 overthehill2 6.2 py
Óvissa ovissa 1.2 py
The Owl and the Fox owlandfox 1.9 py
Ozljeda ozljeda 4.4 py
Pachinko Probability pachinkoprobability 5.4 py
Pachyderm Peanut Packing pachydermpeanutpacking 2.1 py
Page Layout pagelayout 5.3 py
Paintball paintball 3.4 py
Paintings paintings 3.7 py
Paired Furnaces pairedfurnaces 8.1 py
Pairing Socks pairingsocks 2.7 py
Packagemanager pakethanterare 2.0 py
Palindromes palindromes 7.9 py
Palindrome Substring palindromesubstring 4.0 py
Palindromic Naming palindromic 5.4 py
Palindromic DNA palindromicdna 7.6 py
Palindromic Password palindromicpassword 4.2 py
Pallatölur pallatolur 1.9 py
Panda Chess pandachess 6.0 py
Paper Snowflakes papersnowflakes 6.1 py
Parakoopa Projectile parakoopaprojectile 8.5 py
Parallel Analysis parallelanalysis 4.6 py
Parent Gap parentgap 2.5 py
Parket parket 2.3 py
Parking (1) parking 2.0 py
Parking (2) parking2 1.6 cpp
Parsing Hex parsinghex 2.9 py
Particle Collision particlecollision 5.7 py
Party Game partygame 3.7 py
Pascal pascal 3.5 cpp
Passing Secrets passingsecrets 5.1 py
Passport Stamps passportstamps 5.9 py
Password Hacking password 2.1 java
Patchwork patchwork 2.3 py
Path Crossings pathcrossings 3.0 py
Paths paths 4.4 py
Path Tracing pathtracing 3.3 py
Patuljci (1) patuljci 1.8 cpp
Patuljci (2) patuljci2 6.3 py
Paul Eigon pauleigon 1.9 cpp
Pawn Shop pawnshop 3.4 py
Peach Powder Polygon peachpowderpolygon 2.1 py
Pear-wise Voting pearwise 4.1 py
Pea Soup and Pancakes peasoup 3.2 javajspy
Pebble Solitaire (1) pebblesolitaire 2.4 py
Pebble Solitaire (2) pebblesolitaire2 2.4 py
Pedal Power pedalpower 6.9 py
Peg peg 1.9 py
Peg Game for Two peggamefortwo 3.2 py
Pegs and Legs pegsandlegs 3.4 py
Pencil Crayons pencilcrayons 1.5 py
Peningar peningar 2.0 py
Peragrams peragrams 1.9 py
Perfect Pth Powers perfectpowers 5.4 cpppy
Perfect Skyline perfectskyline 5.6 py
Perica perica 4.1 py
Periodic Strings periodicstrings 2.5 py
Perket perket 2.2 py
Permutation Code permcode 2.3 py
Permutation Descent Counts permutationdescent 2.1 py
Permutation Encryption permutationencryption 2.4 py
Permuted Arithmetic Sequence permutedarithmeticsequence 2.1 py
Persistent Numbers persistent 4.3 py
Pervasive Heart Monitor pervasiveheartmonitor 1.8 py
Pet pet 1.4 javapy
Pharmacy pharmacy 4.3 py
Phone List phonelist 3.3 py
Physical Music physicalmusic 6.0 py
Moving Pianos piano 4.7 py
Piano Lessons pianolessons 3.4 py
Pick up sticks pickupsticks 4.2 py
Pie pie 3.2 py
Piece of Cake pieceofcake 8.5 py
Piece of Cake! pieceofcake2 1.5 cppjavapy
Pig Latin piglatin 2.2 py
A Vicious Pikeman (Easy) pikemaneasy 3.1 py
A Vicious Pikeman (Hard) pikemanhard 8.4 py
Pinni Frændi pinnifraendi 2.2 py
Pipe Rotation piperotation 3.5 py
Pitch Performance pitchperformance 5.0 py
Pivot pivot 2.8 py
Pizza Delivery pizza 4.5 py
Pizza Crust pizza2 1.7 cpp
Pizza Hawaii pizzahawaii 2.4 py
Pizzastrengur pizzastrengur 5.6 py
Pizzubestun pizzubestun 2.2 py
Planetaris planetaris 2.2 py
Planet Destruction planetdestruction 5.5 py
Planete planete 6.1 py
Planet Hopping planethopping 3.9 py
Planets planets2 3.1 py
Planina planina 1.5 cppjavajspy
Planting Trees plantingtrees 1.8 py
Platforme platforme 2.8 py
Playfair Cipher playfair 3.0 py
Playground playground 4.9 py
Playing the Slots playingtheslots 3.2 py
Playing with Numbers playingwithnumbers 4.8 py
Please, Go First pleasegofirst 3.4 py
Plotting Polynomials plot 2.5 py
Mr. Plow King plowking 3.2 py
Point in Polygon pointinpolygon 5.7 py
Pokeball Fever pokeball 5.7 py
Pokechat pokechat 1.4 py
Pokemon Go Go pokemongogo 5.0 py
Poker Hand pokerhand 1.4 cpp
Polish Notation polish 3.8 py
Polly Gone pollygone 6.1 py
Polygon Area polygonarea 2.5 py
Polygon Game polygongame 5.9 py
Polynomial Multiplication 1 polymul1 1.9 cpp
Polynomial Multiplication 2 polymul2 5.8 cpp
Pop! pop 3.7 py
Popcorn popkorn 3.2 py
Poplava poplava 4.1 py
Popularity Contest popularitycontest 1.9 py
Immortal Porpoises porpoises 2.7 py
Positive Divisors positivedivisors 3.1 py
Posterize posterize 3.1 py
Pot pot 1.4 javajspy
Potion Commotion potioncommotion 3.8 py
Power Eggs powereggs 4.2 py
Power of Divisors powerofdivisors 5.7 py
Powers and Modulus powers 5.1 py
Powers of 2 (Easy) powersof2easy 2.3 py
Power Strings powerstrings 5.4 py
Predicting GME predictinggme 3.4 py
Prerequisites prerequisites 2.1 py
Presidential Elections presidentialelections 5.4 py
Pretty Good Cube Root prettygoodcuberoot 4.5 py
Primal Partitions primal 5.5 py
Primality primality 5.4 py
Primal Representation primalrepresentation 4.2 cpp
Primary Arithmetic primaryarithmetic 3.1 py
Prime Count primecount 8.7 py
Prime Matrix primematrix 4.3 py
Prime Path primepath 2.2 py
Prime Reduction primereduction 2.7 py
Peculiar primes primes 6.0 py
Blackboard Numbers primes2 3.9 py
Prime Sieve primesieve 4.8 cpp
Prime Time primetime 6.8 py
Prince and Princess princeandprincess 5.4 py
Saving Princess Peach princesspeach 2.2 py
Prinova prinova 4.9 py
Printing Costs printingcosts 2.2 py
Pripreme pripreme 2.9 py
Prjónamynstur prjonamynstur 1.5 py
Problem Classification problemclassification 2.9 py
Product Divisors productdivisors 7.9 py
Product Digit produktsiffra 8.0 py
Profitable Pizzas profitablepizzas 6.7 py
Program program 7.9 py
Programming Team Selection programmingteamselection 5.9 py
Programming Tutors programmingtutors 4.4 py
Progressive Scramble progressivescramble 2.2 py
Promotions promotions 6.0 java
Proofs proofs 2.6 py
Prosjek prosjek 5.7 py
Protecting the Collection protectingthecollection 4.1 py
Provinces and Gold provincesandgold 1.4 cpp
Prozor prozor 1.9 py
Prsteni prsteni 1.7 cpp
Prva prva 1.7 py
Pseudoprime numbers pseudoprime 3.7 py
Ptice ptice 1.6 cpp
Pub Crawl pubrunda 2.2 py
Pub-lic Good pubs 3.9 py
Pulling Their Weight pullingtheirweight 4.3 py
Pulverizing Pancake pulverizingpancake 5.5 py
Pumpkin Patch pumpkinpatch 5.5 py
Purple Rain purplerain 3.7 py
Púsluspil pusluspil 2.5 py
Putovanje putovanje 3.0 py
Plants vs Bad Guys pvbg 1.7 py
Primary X-Subfactor Series pxs 4.5 py
Pyramid Construction pyramidkonstruktion 3.7 py
Building Pyramids pyramids 1.6 py
Pyro Tubes pyro 5.2 py
Quality-Adjusted Life-Year qaly 1.3 javapy
Qanat qanat 2.5 py
Quadrant Selection quadrant 1.2 javajspy
Quadratic Dissonance quadraticdissonance 3.8 py
Quadratic Residues quadres 6.5 py
Quantum quantum 3.7 py
Quantum Superposition quantumsuperposition 3.6 py
Verify This, Your Majesty queens 2.5 py
The Queen's Super-circular Patio queenspatio 3.2 py
Quick Brown Fox quickbrownfox 1.9 py
Quick Estimates quickestimate 1.6 cpp
Quickscope quickscope 4.0 py
Quite a Problem quiteaproblem 2.1 py
R2 r2 1.3 javajspy
Amazing Race race 6.2 cpp
Race Day raceday 3.7 py
Racing Around the Alphabet racingalphabet 1.6 cpp
Radar radar 7.5 py
Raðgreining 1 radgreining1 1.6 py
Raðir radir 4.2 py
Fleecing the Raffle raffle 4.3 py
White Water Rafting rafting 2.9 py
Ragged Right raggedright 1.9 py
Raging River ragingriver 6.4 py
Raid Teams raidteams 3.8 java
Railroad Map railroad 6.7 py
Railroad railroad2 1.6 cpp
Railway Runner railwayrunner 4.0 py
Rainbow Road Race rainbowroadrace 3.7 py
Rain Fall rainfall2 4.6 py
Raising the Bar raisingthebar 5.0 cpp
Rampant Growth rampantgrowth 1.8 py
Random Digital Exponentiation randomdigitalexponentiation 5.7 py
Random Walking randomwalking 6.0 py
A Rank Problem rankproblem 2.8 py
Rasterized Lines rasterized 7.8 py
Rating Problems ratingproblems 1.4 py
Restaurant Ratings ratings 4.0 py
Rational Arithmetic rationalarithmetic 3.3 py
Rationalization rationalisering 7.5 py
Rational Ratio rationalratio 5.0 py
A Rational Sequence rationalsequence 4.9 py
A Rational Sequence 2 rationalsequence2 2.4 cppjavapy
A Rational Sequence (Take 3) rationalsequence3 2.4 cpppy
RATS rats 5.4 py
Razgovori razgovori 4.0 py
Reachable Roads reachableroads 1.9 java
Reactivity Series reactivity 3.7 py
Real Manhattan Distance realmanhattandistance 6.1 py
Rečenice recenice 2.8 py
Scaling Recipes recipes 1.8 cpp
Reconnaissance reconnaissance 3.7 py
Reconstructing Tape Art reconstructingtapeart 4.9 py
Recount recount 2.0 py
Rectangle Area rectanglearea 1.4 py
The Rectangles Are Surrounding Us! rectanglesurrounding 2.7 py
Growing Rectangular Spiral rectangularspiral 3.0 py
Rectilinear Polygon rectilinear 6.5 py
Recursion + Rand = !Fun recursionrandfun 6.1 py
Red Blue Spanning Tree redbluetree 5.2 py
Exam Redistribution redistribution 2.4 py
Red Rover redrover 2.2 py
Boastin' Red Socks redsocks 6.1 py
Reduced ID Numbers reducedidnumbers 2.6 py
Work Reduction reduction 5.7 py
Redundant Binary Notation redundantbinarynotation 4.1 py
Reduplication reduplikation 1.2 py
Refrigerator Transport refrigerator 2.5 py
Primary Register register 2.3 py
Relatives relatives 3.2 py
Relocation relocation 1.5 cpp
Remainder Reminder remainderreminder 5.9 py
ReMorse remorse 2.3 py
Remoteland remoteland 4.8 py
Repeated Substrings (1) repeatedsubstrings 6.2 py
Repeating Decimal repeatingdecimal 3.7 py
Repetitive Song repetitivesong 3.1 py
Replicate Replicate Rfplicbte replicate 3.8 py
Research Productivity Index researchproductivityindex 3.4 py
Reseto reseto 2.3 cpp
Working at the Restaurant restaurant 4.4 py
Restaurant Bribes restaurantbribes 4.8 py
Restaurant Opening restaurantopening 1.8 py
Retribution! retribution 6.3 py
Reversed Binary Numbers reversebinary 1.4 cpp
Reverse Rot reverserot 1.7 py
Reversibly Cyclic Strings reversiblecyclic 3.3 py
Reversing Roads reversingroads 3.8 py
Rhyming Slang rhyming 3.3 py
Ricochet Robots ricochetrobots 4.6 py
Riddle of the Sphinx riddleofthesphinx 3.3 py
Getting Rid of Coins ridofcoins 7.8 py
Riječi rijeci 1.8 cpp
Ríkjafræði rikjafraedi 6.4 py
Rimski rimski 3.8 py
Rhyme Power rimstyrka 3.9 py
Rings (1) rings 5.0 py
Rings (2) rings2 4.1 py
Rice judge risdomare 2.7 py
Risk risk 5.9 py
Road Times roadtimes 5.6 py
Robbers are Often Robbed robbersareoftenrobbed 5.8 py
Robert Hood roberthood 4.1 py
Robot in a Maze robotmaze 5.9 py
Robotopia robotopia 5.4 cpppy
Robot Protection robotprotection 2.7 py
Robots on a Grid robotsonagrid 5.1 py
Robot Turtles robotturtles 3.3 py
Rock Band rockband 3.9 py
Rock Climbing rockclimbing 5.0 py
Rocket Stages rocketstages 4.1 py
Rock-Paper-Scissors Tournament rockpaperscissors 3.7 py
Rock, Scissors, Paper rockscissorspaper 4.3 py
Röðunarrugl rodunarrugl 2.2 py
Roll Call rollcall 2.7 py
Roller Coaster Fun rollercoasterfun 6.6 py
Roman Holidays romanholidays 5.1 py
Roaming Romans romans 1.6 cpp
Room Painting roompainting 2.6 py
Rooted Subtrees rootedsubtrees 4.0 py
Rot rot 3.0 py
Rotate and Cut rotatecut 3.6 py
Rounded Buttons roundedbuttons 3.5 py
RSA Mistake rsamistake 4.1 py
Ruglaður listi rugladurlisti 4.4 py
Rule N rulen 3.3 py
Run-Length Encoding, Run! runlengthencodingrun 1.8 py
Running MoM runningmom 4.2 java
Running Steps runningsteps 2.8 py
Sabor sabor 6.4 py
Sacred Texts sacredtexts 4.3 py
Cracking The Safe safe 2.9 py
Safe Houses safehouses 2.5 py
Safe Passage safepassage 4.1 py
Safe Racing saferacing 3.6 py
Safety in Numbers safety 4.8 py
Sailing Friends sailingfriends 2.5 py
Same Digits (Easy) samedigitseasy 2.7 py
Same Digits (Hard) samedigitshard 2.6 py
Samlokur samlokur 5.5 py
Sammaeining sammaeining 6.1 py
Songbook sangbok 2.0 py
Sanic sanic 2.6 py
Sannvirði sannvirdi 3.1 py
Santa Klas santaklas 3.0 py
Yet Satisfiability Again! satisfiability 3.6 py
Saving Daylight savingdaylight 2.1 py
Saving For Retirement savingforretirement 1.9 cpp
Saving the Universe savinguniverse 4.2 py
Eb Alto Saxophone Player saxophone 2.2 py
Scaling Recipe scalingrecipe 2.0 py
Mountain Scenes scenes 3.5 py
School Spirit schoolspirit 1.8 cpp
Score! score 3.4 py
Hacking the Screen screen 3.6 py
Scrolling Sign scrollingsign 3.1 py
Secret Chamber at Mount Rushmore secretchamber 2.6 py
Secret Message secretmessage 1.9 py
Secret Santa secretsanta 3.3 py
Secret Santa Cycles secretsantacycles 6.7 py
Secure Doors securedoors 1.7 py
Security Badge securitybadge 7.6 py
Line Segment Distance segmentdistance 4.4 py
Line Segment Intersection segmentintersection 6.7 py
Segment Monitoring segmentovervakning 6.1 py
Select Group selectgroup 4.2 py
Self-Similar Strings selfsimilarstrings 3.2 py
Selling Land sellingland 7.3 py
Selling Spatulas sellingspatulas 7.2 py
Semafori semafori 2.0 py
Send More Money sendmoremoney 7.5 py
Sentry Robots sentryrobots 3.7 py
Dividing Sequence sequence 3.6 py
Sequence Reduction sequencereduction 5.9 py
0-1 Sequences sequences 5.6 py
Sequential Manufacturing sequentialmanufacturing 3.0 py
Server server 1.7 py
Set! set 2.1 py
SETI seti 3.5 py
Setnja setnja 4.7 cpppy
The SetStack Computer setstack 5.8 pypy
Settlers of Catan settlers2 4.2 py
Seven Wonders sevenwonders 1.5 cpp
SG Coin sgcoin 2.6 py
Shandy shandy 1.3 py
Sharing Candies sharingcandies 5.2 py
Shattered Cake shatteredcake 1.5 cppjavajspy
Sheldon Numbers sheldon 4.8 py
Ship Traffic ship 3.9 py
Shiritori shiritori 2.6 py
Shopaholic shopaholic 2.5 py
Shopping shopping 5.1 py
Shopping List shoppinglist 3.1 py
Shopping List (Easy) shoppinglisteasy 1.9 py
Shopping Malls shoppingmalls 3.9 py
Divisibility Shortcut shortcut 4.1 py
Shortest Composite Sum shortestcompositesum 4.4 pyrb
Single source shortest path, non-negative weights shortestpath1 2.9 javapy
Single source shortest path, time table shortestpath2 3.6 py
Single source shortest path, negative weights shortestpath3 4.3 java
Single source shortest path, safe path shortestpath4 3.9 py
Short Sell shortsell 3.9 py
Elegant Showroom showroom 4.4 py
Shrine Maintenance shrine 5.7 py
Shuffling Along shuffling 2.7 py
Sibice sibice 1.5 cpp
Sideways Sorting sidewayssorting 2.3 py
Digit Product sifferprodukt 1.5 cpp
Bridging Signals signals 2.9 py
Silueta silueta 5.1 py
Silver Star Stands Alone silverstarstandsalone 3.2 py
Sim sim 3.7 py
Simon Says (1) simon 2.4 py
Simone simone 2.0 py
Simon Says (2) simonsays 1.5 cpp
Simple Addition simpleaddition 2.4 py
Simple Arithmetic simplearithmetic 4.6 py
Simple Cron Spec simplecronspec 2.1 py
Simple Factoring simplefactoring 2.6 py
Simple Polygon simplepolygon 5.0 py
Simple Solitaire simplesolitaire 4.9 py
Simplicity simplicity 2.8 py
Polyline Simplification simplification 6.1 py
Simply Sudoku simplysudoku 4.2 py
The Last Pizza sistapizzan 5.6 cpppyrb
Sith sith 1.5 py
Six Degrees sixdegrees 4.8 py
Sjecista sjecista 2.0 py
Skammstöfun skammstofun 1.5 py
Skener skener 1.5 javajspy
Ski Jumping skijumping 3.3 py
Ski Lifts skilifts 3.6 py
Skocimis skocimis 1.6 cpp
Graduation skolavslutningen 2.4 java
Going to School skolvagen 2.0 cpppyrb
Skotleikur skotleikur 2.2 py
Turn It Up! skruop 1.6 py
Sky Islands skyislands 2.1 py
Skyline skyline 5.1 java
Slalom 2 slalom2 5.6 py
Slatkisi slatkisi 1.9 py
Slide Count slidecount 4.1 py
Sliding Tiles slidingtiles 4.2 py
Slikar slikar 3.3 java
Slon slon 6.3 py
Slow Leak slowleak 5.7 py
Sly Students slystudents 2.3 py
Smallest Calculated Value smallestcalculatedvalue 2.9 py
Smallest Multiple smallestmultiple 3.2 py
Small Schedule smallschedule 3.2 py
Smart Phone smartphone 2.7 py
SMIL smil 1.6 py
Smoothie Stand smoothiestand 2.5 py
Snakes and Masters snakesandmasters 3.5 py
Snapper Chain (Easy) snappereasy 2.9 cpppy
Snapper Chain (Hard) snapperhard 2.3 py
S-Nim snim 2.8 py
Snjóteppa snjoteppa 4.6 py
Unique Snowflakes snowflakes 4.1 py
Social Advertising socialadvertising 4.0 py
Social Distancing (1) socialdistancing 7.2 py
Social Distancing (2) socialdistancing2 2.3 py
Social running socialrunning 2.3 py
Soda Slurper sodaslurper 1.7 java
Soft Passwords softpasswords 2.4 py
Sok sok 1.9 py
Peg Solitaire solitaire 3.1 py
Some Sum somesum 2.1 py
Sort sort 2.8 py
Sort of Sorting sortofsorting 2.1 javapy
Sort Two Numbers sorttwonumbers 1.3 py
Sóttkví sottkvi 1.5 py
The Sound of Silence sound 4.3 py
Soundex soundex 2.5 py
Soylent soylent 1.7 cpp
So You Like Your Food Hot soyoulikeyourfoodhot 5.3 py
Space Mail spacemail 5.4 cppjavapy
Space Race spacerace 2.2 py
Sparkle's Seven sparklesseven 5.5 py
Spavanac spavanac 1.4 cpp
Need for Speed speed 3.0 py
Speeding speeding 1.7 cpp
Speed Limit speedlimit 1.5 cpp
Speedrun speedrun 2.3 py
Speedrunning speedrunning 5.8 py
Speedy Escape speedyescape 5.4 py
Sperhling spehrling 2.4 py
Spelling Bee spellingbee 2.1 py
Simon the Spider spider 6.5 py
Spiderman's Workout spiderman 4.4 py
Prime Spiral spiral 3.2 py
Splat splat 2.6 py
Split Decisions splitdecisions 6.4 py
Spritt spritt 1.4 py
Sprocket Science sprocketscience 6.1 py
Square Deal squaredeal 4.5 py
Square Peg squarepeg 1.6 py
Square Peg in a Round Hole squarepegs 2.9 py
Squawk Virus squawk 3.3 py
Squirdle squirdle 6.0 py
Srednji srednji 4.1 py
Sretan sretan 3.1 py
Stack Construction stack 7.2 py
Illuminated City stadiljus 2.2 py
Stafur stafur 1.5 py
Staggering to the Finish staggeringtothefinish 3.0 py
Stamp Combinations stampcombinations 5.6 py
Biased Standings standings 3.5 py
Star Arrangements stararrangements 1.7 cpp
Star Battles I starbattles1 3.1 py
A Star not a Tree starnotatree 6.4 py
Stars in a Can starsinacan 5.4 py
Statistics statistics 1.8 cpp
Statues statues 2.8 py
Sticky Keys stickykeys 1.5 py
Sticky Situation stickysituation 2.6 py
Stikl stikl 5.8 py
Stirling's Approximation stirlingsapproximation 4.5 py
Daydreaming Stockbroker stockbroker 3.3 py
Stock Prices stockprices 4.0 py
Stoichiometry stoichiometry 4.9 py
Messy lists stokigalistor 2.2 py
Stol stol 5.6 py
Stop Counting! stopcounting 5.2 cpp
Stopwatch stopwatch 1.5 cpp
Stórafmæli storafmaeli 1.2 py
Straights straights 3.3 py
Stream Lag streamlag 3.1 py
Streets Ahead streetsahead 2.1 py
Streets Behind streetsbehind 8.2 py
String Factoring stringfactoring 5.0 py
String Matching stringmatching 3.7 py
String Multimatching stringmultimatching 5.8 cpppypy
Studentsko studentsko 3.9 py
Subaruba subaruba 3.9 py
Common Subexpression Elimination subexpression 6.2 py
Subprime subprime 3.9 py
Counting Subsequences (Hard) subseqhard 3.7 py
Subsequences in Substrings subsequencesinsubstrings 4.9 py
The Power of Substitution substitution 6.2 py
Repeated Substrings (2) substrings 6.1 py
Substring Switcheroo substringswitcheroo 5.6 py
Subtraction Plus Plus subtractionplusplus 5.3 py
Subtraction Plus Plus Plus subtractionplusplusplus 4.3 py
Subway Tree System subway 4.5 py
Subway subway2 5.2 java
Subway Planning subwayplanning 2.2 py
Successful Zoom successfulzoom 2.4 py
Succession succession 3.1 py
Sudokunique sudokunique 8.7 py
Suffix Array Re-construction suffixarrayreconstruction 3.8 py
Suffix Sorting suffixsorting 5.5 ccpppy
Šuma suma 6.4 py
Sum and Product sumandproduct 6.9 py
Sumdoku sumdoku 3.5 py
Sum Kind of Problem sumkindofproblem 1.6 javajspy
Summer Trip summertrip 3.1 py
Sum of the Others sumoftheothers 2.4 java
Sumsets sumsets 7.1 py
Sum Squared Digits Function sumsquareddigits 1.5 cpp
Sun and Moon sunandmoon 2.1 py
Supercomputer supercomputer 2.7 py
Superdoku superdoku 6.7 py
Superyatzy superyatzy 2.2 py
Supply Routes supplyroutes 4.2 py
Suspension Bridges suspensionbridges 3.8 py
Svada svada 4.0 py
Svemir svemir 5.5 py
Map of Sweden sverigekartan 5.1 py
Support Vector Machine svm 4.2 py
Swap to Sort swaptosort 3.0 java
Sylvester Construction sylvester 2.3 py
Symmetric Order symmetricorder 1.6 cpp
Synchronizing Lists synchronizinglists 1.6 py
T9 Spelling t9spelling 1.8 javapy
Tabs and spaces tabsandspaces 3.6 py
Tai's formula taisformula 1.6 cpp
Tajna tajna 2.1 py
Takk fyrir mig takkfyrirmig 1.2 py
Taktsveðjur taktsvedjur 3.8 py
Talnalás talnalas 4.1 py
Target Practice (1) target 6.1 py
Target Practice (2) targetpractice 4.6 py
Tarifa tarifa 1.4 javapy
Tautology tautology 3.0 py
Taxi Cab Scheme taxicab 6.1 py
Taxing Problem taxing 4.7 py
Tax the Rich taxtherich 5.8 py
Teacher Evaluation teacherevaluation 2.7 py
Happy Telephones telephones 2.9 py
Time Travelling Temperatures temperature 2.4 cpp
Temperature Confusion temperatureconfusion 2.8 py
Teningasafn teningasafn 6.9 py
Tenis tenis 3.6 py
Tenkici tenkici 5.6 py
Teque teque 3.8 javapy
Ternarian Weights ternarianweights 3.8 py
Terraces terraces 3.6 py
Test test2 4.5 py
Test Drive testdrive 2.0 py
Tetration tetration 1.6 cpp
Tetris tetris 1.9 py
Texas Summers texassummers 4.1 py
Text Encryption textencryption 3.5 py
Text Messaging Outrage textmessaging 3.1 py
Texture Analysis textureanalysis 2.9 py
Thank God it’s Friday tgif 3.0 py
Thanos thanos 2.5 py
Thanos the Hero thanosthehero 3.3 py
The Backslash Problem thebackslashproblem 2.3 py
The Deal of the Day thedealoftheday 2.3 py
The Grand Adventure thegrandadventure 2.1 py
The King of the North thekingofthenorth 4.2 py
The Last Problem thelastproblem 1.7 cpp
The Plank theplank 1.6 py
Thermostat Trouble thermostat 3.6 py
Thesaurus thesaurus 4.8 py
I'm Thinking of a Number thinkingofanumber 3.9 py
This Ain't Your Grandpa's Checkerboard thisaintyourgrandpascheckerboard 1.7 py
Thore's self-esteem thore 4.2 py
Thoring test thoringtest 2.1 py
Three Digits threedigits 5.9 py
3D Printer threedprinter 8.7 py
Three Powers threepowers 2.5 py
Game of Throwns throwns 2.8 py
Ticket Completed ticketcompleted 3.8 java
Plane Ticket Pricing ticketpricing 4.3 py
Tic-Tac State tictacstate 2.7 py
Tic Tac Toe (1) tictactoe 8.8 py
Tic Tac Toe (2) tictactoe2 4.1 py
Tic Tac Toe Counting tictactoecounting 3.4 py
Tide Goes In, Tide Goes Out tide 4.6 py
Tight words tight 2.8 py
Tight-Fit Sudoku tightfitsudoku 4.5 py
Tightly Packed tightlypacked 5.9 py
Tildes tildes 2.8 py
Tile Cutting tiles 3.3 py
Til hamingju tilhamingju 1.1 py
Timebomb timebomb 2.0 py
Stuck In A Time Loop timeloop 1.3 javajspy
Time Zones timezones 4.4 py
Timing timing 3.6 py
Tired Terry tiredterry 3.3 py
Title Cost titlecost 1.6 py
Töflur toflur 2.5 py
Toilet Seat toilet 2.3 py
Tok Tik toktik 1.6 py
ToLower tolower 2.3 py
Tölvunarfræðingar telja tolvunarfraedingartelja 1.1 py
Tomography tomography 3.5 py
Torn to Pieces torn2pieces 3.2 py
Tower Construction tornbygge 1.7 py
Touchdown! touchdown 3.9 py
Touchscreen Keyboard touchscreenkeyboard 2.2 py
Tour de France tourdefrance 3.0 py
Tourist tourist 6.1 py
Tourists tourists 4.2 py
A Towering Problem towering 2.8 py
Towers of Powers 2 - Power Harder towers 9.4 py
Toys toys 3.9 py
Toy Train Tracks toytraintracks 5.9 py
Tracking Shares trackingshares 2.3 py
Track Smoothing tracksmoothing 1.8 cpp
Tractor tractor 5.5 py
Bumper-To-Bumper Traffic traffic 4.1 py
Trailing Digits trailingdigits 6.4 py
Train Boarding trainboarding 4.3 py
Training training 1.5 py
Train Passengers trainpassengers 2.9 javapy
Train Sorting trainsorting 5.3 py
Train Timetables traintimetables 2.9 py
Tram tram 2.3 py
Transit Woes transitwoes 1.5 cpp
Translators' Dinner translatorsdinner 5.3 py
Transportation Delegation transportation 5.8 py
Transportation Planning transportationplanning 4.5 py
Trapizza trapizza 2.3 py
Travelling Caterpillar travellingcaterpillar 3.4 py
Travel the Skies traveltheskies 3.0 java
Treasure Hunt (1) treasure 7.5 py
Treasure Diving treasurediving 6.2 py
Treasure Hunt (2) treasurehunt 2.7 py
Tree Hopping treehopping 6.2 py
Treehouses treehouses 2.9 py
Treequivalence treequivalence 7.9 py
Tree Shopping treeshopping 4.0 py
Three in a Row treirad 1.6 py
Trending Topic trendingtopic 5.0 py
Tri tri 1.9 cpp
Sierpiński Circumference triangle 3.0 py
Triangle To Hexagon triangle2hexagon 3.8 py
Triangle Containment trianglecontainment 6.6 py
Triangle Drama triangledrama 2.9 py
Triangle Ornaments triangleornaments 2.1 py
Triangles (1) triangles 7.2 py
Triangles (2) triangles2 8.4 py
Triangle Area triarea 1.3 py
Number Trick trick 6.9 py
Trick or Treat tricktreat 3.2 py
Tricky Factoring trickyfactoring 6.3 py
Trik trik 1.5 java
Triangle Trilemma trilemma 3.5 cpp
Triolingo Push triolingopush 6.7 py
The Trip trip 6.5 py
The Trip, 2007 trip2007 3.1 py
Triple Sevens triplesevens 1.4 py
Triple Texting tripletexting 1.8 py
Trip Odometer tripodometer 2.4 py
Trip Planning tripplanning 3.4 py
Tri Tiling tritiling 3.3 py
Trojke trojke 3.5 py
Troll Hunt trollhunt 2.6 py
Travelling Salesperson 2D tsp 9.5 py
Tug of War tugofwar 7.2 py
Tunnelling the Earth tunnelingtheearth 3.6 py
Turbo turbo 4.5 py
Turtle Master turtlemaster 3.1 py
ICPC Tutorial tutorial 3.4 cpp
Twenty Four, Again twentyfour 6.5 py
Take Two Stones twostones 1.2 ccppjavajspyrb
Two-sum twosum 1.3 py
Typo typo 6.5 py
Úllen dúllen doff ullendullendoff 1.7 py
Úllen Dúllen Doff 2 ullendullendoff2 2.6 py
Ultimate Binary Watch ultimatebinarywatch 1.9 py
Ultra-QuickSort ultraquicksort 5.0 py
Umbral Decoding umbraldecoding 7.6 py
Umferð umferd 1.3 py
Umm Code ummcode 3.5 py
Undead or Alive undeadoralive 1.4 py
UnDetected undetected 3.5 py
(un)Fair Play unfairplay 5.8 py
Unicycle Counting unicycles 7.4 py
Union-Find unionfind 4.2 java
Unique Dice uniquedice 5.1 py
Units units 3.3 py
University Zoning universityzoning 2.9 py
Unlock Pattern unlockpattern 1.7 py
Unlock Pattern II unlockpattern2 7.1 py
Unown Code unowncode 7.7 py
Unown Code (Easy) unowncodeeasy 5.2 py
Unread Messages unreadmessages 4.3 py
Unusual Darts unusualdarts 4.6 py
Up and Away upandaway 4.7 py
Arrangement upprodun 1.5 py
The Ups and Downs of Investing upsanddownsofinvesting 3.6 py
Urban Design urbandesign 4.2 py
Using Digits usingdigits 4.3 py
UTF-8 utf8 2.3 py
Uuu uuu 9.7 py
The Uxuhul Voting System uxuhulvoting 3.1 py
Vaccine Efficacy vaccineefficacy 3.0 py
Vacuumba vacuumba 2.0 cpp
Right-of-Way vajningsplikt 2.1 py
Variable Names variabelnamn 3.2 py
Variable Arithmetic variablearithmetic 2.5 py
Varied Amusements variedamusements 3.1 py
Vasaloppet vasaloppet 6.2 py
Vauvau vauvau 2.1 py
Veci veci 2.1 py
Vector Functions vectorfunctions 2.8 cpp
Veður - Lokaðar heiðar vedurheidar 1.4 py
Veður - Vindhraði vedurvindhradi 1.5 py
Vefþjónatjón vefthjonatjon 1.6 py
Boiling Vegetables vegetables 3.5 py
Veggja Kalli veggjakalli 3.7 py
Velkomin! velkomin 1.0 py
Who can win vemkanvinna 4.4 py
Who wins vemvinner 2.0 py
Victory Through Synergy victorythroughsynergy 4.3 py
Video Speedup videospeedup 1.8 py
Viðsnúningur vidsnuningur 1.2 py
Vin Diagrams vindiagrams 5.2 py
Virtual Friends virtualfriends 3.8 java
Virus Replication virus 3.8 py
VisuAlgo Online Quiz visualgo 3.4 py
VivoParc vivoparc 5.3 py
Volim volim 1.7 py
Volume Amplification volumeamplification 6.1 py
Count von Walken's Fence vonwalken 6.5 py
Popular Vote vote 2.1 py
Vuk vuk 3.8 py
Waif Until Dark waif 2.6 py
A Walk Through The Forest walkforest 5.1 py
Trapezoid Walkway walkway 3.3 py
Lifting Walls walls 4.4 py
Walrus Weights walrusweights 3.9 py
Warehouse warehouse 2.1 py
War on Weather waronweather 3.5 py
Warring Scoring warringscoring 3.3 py
Watchdog watchdog 2.3 py
Water water 3.8 py
Water Journal waterjournal 2.0 py
Watersheds watersheds 3.6 py
Waterworld waterworld 2.2 cpppy
Weak Vertices weakvertices 1.5 java
Weather Report weather 3.1 py
Wedding wedding 5.6 py
The Weight Of Words weightofwords 2.6 py
Welcome to Code Jam (Easy) welcomeeasy 2.1 py
Welcome to Code Jam (Hard) welcomehard 4.0 py
WERTYU wertyu 3.2 py
Wet Tiles wettiles 4.1 py
WFF 'N PROOF wffnproof 3.0 py
Whac-a-Mole whacamole 6.0 py
What does the fox say whatdoesthefoxsay 2.2 javapy
What's In It For Me whatsinit 6.7 py
Wheels wheels 3.5 py
Where Have You Bin wherehaveyoubin 5.6 py
Where's My Internet wheresmyinternet 2.9 java
Where's My Waterfall wheresmywaterfall 3.0 py
Where to Live wheretolive 4.0 py
Which Base is it Anyway whichbase 2.7 py
Which is Greater whichisgreater 1.2 py
Who Goes There whogoesthere 4.1 py
Who's the Boss whostheboss 5.1 py
Widget Tree widgettree 7.0 py
Wi-Fi wifi 4.2 py
Wimbledon wimbledon 4.7 py
Window Manager windows 8.0 py
Wipe Your Whiteboards wipeyourwhiteboards 5.8 py
Witch Dance witchdance 3.4 py
Witchwood witchwood 3.8 py
Wizard of Odds wizardofodds 2.8 py
Wood Cutting woodcutting 2.9 py
Wooden Signs woodensigns 3.1 py
Word Cloud wordcloud 2.4 py
Word Clouds Revisited wordclouds 4.8 py
Word Ladder wordladder2 7.2 py
Wordle with Friends wordlewithfriends 5.2 py
Words for Numbers wordsfornumbers 3.0 py
WordSpin wordspin 5.2 py
Working From Home workingfromhome 4.5 py
Workout for a Dumbbell workout 5.3 py
Assigning Workstations workstations 2.8 java
The Worm in the Apple worminapple 3.5 py
Worst Weather Ever worstweather 7.3 py
Board Wrapping wrapping 3.5 py
Tima goes to Xentopia xentopia 4.6 py
XOR Equation xorequation 4.8 py
Xor Maximization xormax 6.4 py
XYZZY xyzzy 6.1 py
Yet Another Divisor Problem yetanotherdivisorproblem 7.5 py
Yin and Yang Stones yinyangstones 1.8 py
Yoda yoda 2.1 py
You Be the Judge! youbethejudge 5.7 py
You be The Judge, Again youbethejudge2 3.6 py
Zadaca zadaca 3.7 py
Zagrade zagrade 3.4 py
Zamka zamka 1.4 cppjava
Stand on Zanzibar zanzibar 1.5 cpp
Zapis zapis 5.0 py
Zbrka zbrka 5.5 cpp
Zebras and Ocelots zebrasocelots 3.1 py
Zig Zag Nametag zigzag 3.8 py
Zigzag zigzag2 5.0 py
Zipf's Law zipfslaw 5.8 py
Zipf's Song zipfsong 4.7 java
Zipline zipline 3.7 cpp
Znanstvenik znanstvenik 3.9 py
Zoning zoning 5.4 py
Un-bear-able Zoo zoo 1.8 java
Zoom zoom 1.6 py
Zyxab zyxab 2.5 py

NUS-exclusive problems

These problems can only be found in NUS Kattis and therefore do not contribute to the number of problems solved.

Problem Name Problem ID Languages
Going to Seed (2) goingtoseed2 py
Graph Data Structure 1 graphds1 py
Master Theorem mastertheorem py
Matrix Multiplication matrixmultiplication ccppjavapy
One-Punch Wall onepunch py
Racing Game racinggame py
Beautiful Subarrays subarrays py

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All of my solutions to Kattis archives at https://open.kattis.com/

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