Collatz in all languages in chars.Cheevos Holes Recent Holes Langs Medals Misc All Holes12 Days of Christmas24 Game99 Bottles of BeerAbundant NumbersAbundant Numbers (Long)Arabic to RomanArithmetic NumbersArrowsAscending PrimesASCII TablebrainfuckCatalan NumbersCatalan’s ConstantChristmas TreesCollatzCSS ColorsCubesDay of WeekDFA SimulatorDiamondsDivisorsEmirp NumbersEmirp Numbers (Long)EmojifyEvil NumbersEvil Numbers (Long)Factorial FactorisationFarey SequenceFibonacciFizz BuzzFoo Fizz Buzz BarForsyth–Edwards NotationFractionsGame of LifeGijswijt’s SequenceHappy NumbersHappy Numbers (Long)HexdumpIntersectionInventory SequenceISBNJacobi SymbolKolakoski ConstantKolakoski SequenceLeap YearsLevenshtein DistanceLeyland Numbersln 2Look and SayLucky NumbersLucky TicketsMahjongMazeMedal TallyMorse DecoderMorse EncoderMusical ChordsN QueensNiven NumbersNiven Numbers (Long)Number SpiralOdious NumbersOdious Numbers (Long)Ordinal NumbersPangram GrepPascal’s TrianglePernicious NumbersPernicious Numbers (Long)PokerPrime NumbersPrime Numbers (Long)Proximity GridQR DecoderQuineRecamánRepeating DecimalsReverse Polish NotationReversiRijndael S-boxRock-paper-scissors-Spock-lizardRoman to ArabicRule 110Seven SegmentSI UnitsSierpiński TriangleSmith NumbersSpelling NumbersStar Wars Opening CrawlSudokuSudoku v2Ten-pin BowlingTime DistanceTongue-twistersUnited StatesVampire NumbersVan Eck SequenceZodiac Signsγλπτφ√2𝑒 All Languages><>AssemblyAWKBashBASICBerrybrainfuckCC#C++ClojureCOBOLCoconutCrystalDDartElixirF#FactorForthFortranGoGolfScriptHaskellHexagonyJJanetJavaJavaScriptJuliaKLispLuaNimOCamlPascalPerlPHPPowerShellPrologPythonRRakuRockstarRubyRustsedSQLSwiftTclTeXVVimLWrenZig Bytes CharsScoringBytes CharsLanguageAll ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust sed SQL Swift Tcl TeX V VimL Wren ZigHoleAll 12 Days of Christmas 24 Game 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows Ascending Primes ASCII Table brainfuck Catalan Numbers Catalan’s Constant Christmas Trees Collatz CSS Colors Cubes Day of Week DFA Simulator Diamonds Divisors Emirp Numbers Emirp Numbers (Long) Emojify Evil Numbers Evil Numbers (Long) Factorial Factorisation Farey Sequence Fibonacci Fizz Buzz Foo Fizz Buzz Bar Forsyth–Edwards Notation Fractions Game of Life Gijswijt’s Sequence Happy Numbers Happy Numbers (Long) Hexdump Intersection Inventory Sequence ISBN Jacobi Symbol Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Maze Medal Tally Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi Rijndael S-box Rock-paper-scissors-Spock-lizard Roman to Arabic Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒#GolferLangPointsCharsTime541st ovs-code 🇩🇪D860905 May 2022541st janbehrens 🇩🇪D8609021 Apr 2023541st Yewzir 🇧🇪D8609022 Apr 2023541st DialFrost 🇸🇬D860906 Nov 2023545th MeWhenI 🇻🇦R8587113 Dec 2022546th primo-ppcg 🇹🇭Fortran858866 May 2022546th MeWhenI 🇻🇦Fortran8588617 May 2023548th GrrislyGo85811425 Mar 2024549th RobertHoehHaskell8577028 Jan 2024550th MeWhenI 🇻🇦BASIC8578527 Jun 2022550th Shanethegamer 🇺🇸BASIC8578515 May 2023552nd tomh1012C#857905 May 2022552nd deadp4nda 🇩🇪C#8579026 Apr 2024554th shellbertt 🇨🇦C++857989 May 2022554th iakolzinC++8579826 May 2022554th BetuaredeadC++857985 Jan 2023554th ocekoC++8579819 Feb 2024554th dokutanC++8579817 Mar 2024559th jacobly0 🇺🇸Zig85715326 Sep 2023560th MeWhenI 🇻🇦COBOL8572221 Aug 2023561st SetvizanJavaScript8566212 Jan 2023561st GreenBeansAgainstVeganismJavaScript8566213 Jan 2023561st arctouch-cristianneviannaJavaScript856623 Apr 2023561st CorxldyphikJavaScript8566211 Apr 2023561st madeforlosersJavaScript856621 Nov 2023561st BlockyheadmanJavaScript856621 Nov 2023561st ollyspoonerJavaScript8566222 Nov 2023561st itserasmusJavaScript8566225 Jan 2024561st Jacob385JavaScript8566213 Mar 2024570th mtirado1Lua8567513 Aug 2022571st crizin 🇰🇷Java8561369 Sep 2023571st ravnskjaer 🇩🇰Java8561362 Jan 2024573rd JRaspass 🇬🇧Raku855414 May 2022573rd SirBogman 🇺🇸Raku855414 May 2022573rd Natanaelel 🇸🇪Raku855414 May 2022576th steffan-polygolfSwift8557323 Feb 2023576th MWI-polygolfSwift855736 Dec 2023576th HumanoidCPUSwift8557325 days ago579th jared-hughesC854726 Jul 2022579th sean-niemann 🇺🇸C8547231 Aug 2022579th Steffan153 🇫🇮C854723 Jan 2023579th MeWhenI 🇻🇦C854727 May 2023579th ListeriaMC8547222 Aug 2023579th JohandeRuiter 🇳🇱C854722 Oct 2023585th Steffan153 🇫🇮F#8548223 Feb 2023586th TylerBloomRust8549622 Mar 2024587th ulucsK853358 May 2022587th GrayJoKing 🇦🇺K853359 May 2022589th GrayJoKing 🇦🇺Coconut8535615 Jan 2024589th AlephSquirrelCoconut8535621 Jan 2024591st DialFrost 🇸🇬Tcl852784 Feb 2023591st Steffan153 🇫🇮Tcl852784 Feb 2023593rd MeWhenI 🇻🇦Zig85215410 Oct 2023594th FrownyJ851385 May 2022595th sean-niemann 🇺🇸Julia851502 Oct 2022595th DialFrost 🇸🇬Julia8515024 Oct 2023597th MeWhenI 🇻🇦Janet8508123 May 2023598th KatieLG 🇬🇧Go85011525 Sep 2022599th eshilo-draperJava8501374 Sep 2022600th eshilo-draperC#848914 Sep 2022Prev 541–600 of 2,344 Next