Collatz in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc All Holes 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 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 All Languages ><> 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 Zig Bytes Chars Scoring Bytes Chars Language All ><> 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 Zig Hole All 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 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 # Golfer Lang Points Bytes Time 61st antimon2 🇯🇵 Julia 954 46 10 Sep 2022 62nd primo-ppcg 🇹🇭 Raku 952 41 5 May 2022 63rd akshatj27 🇦🇶 JavaScript 952 56 4 May 2022 63rd didion0 🇺🇸 JavaScript 952 56 5 May 2022 63rd NewDefectus 🇮🇱 JavaScript 952 56 6 May 2022 63rd lynn JavaScript 952 56 6 May 2022 63rd uttumuttu 🇫🇮 JavaScript 952 56 24 May 2022 63rd jared-hughes JavaScript 952 56 6 Jul 2022 63rd 051 🇸🇬 JavaScript 952 56 8 Aug 2022 63rd BambooleanLogic 🇸🇪 JavaScript 952 56 12 Oct 2022 63rd makinde JavaScript 952 56 21 Oct 2022 63rd DialFrost 🇸🇬 JavaScript 952 56 14 Nov 2022 63rd sean-niemann 🇺🇸 JavaScript 952 56 5 Jan 2023 63rd rucin93 🇵🇱 JavaScript 952 56 23 Jan 2023 63rd AlephSquirrel JavaScript 952 56 15 Feb 2023 63rd dmrichwa 🇺🇸 JavaScript 952 56 10 Jul 2023 63rd tayloia 🇬🇧 JavaScript 952 56 10 Jul 2023 63rd Argeento 🇵🇱 JavaScript 952 56 25 Aug 2023 63rd weliveinhell JavaScript 952 56 2 Oct 2023 63rd coreynash JavaScript 952 56 6 Oct 2023 63rd dylanarmstrong JavaScript 952 56 10 Dec 2023 63rd two-bad 🇬🇧 JavaScript 952 56 23 Feb 2024 83rd SirBogman 🇺🇸 PowerShell 948 50 5 May 2022 83rd nwellnhof 🇩🇪 PowerShell 948 50 3 Jun 2022 83rd Lydxn 🇨🇦 PowerShell 948 50 15 Aug 2022 86th MichalMarsalek 🇨🇿 Python 948 70 5 May 2022 86th primo-ppcg 🇹🇭 Python 948 70 5 May 2022 86th SirBogman 🇺🇸 Python 948 70 5 May 2022 86th prplz 🇦🇺 Python 948 70 5 May 2022 86th Irratix 🇳🇱 Python 948 70 7 May 2022 86th rak1507 🇬🇧 Python 948 70 7 May 2022 86th inventshah Python 948 70 9 May 2022 86th k3w1k0d3r Python 948 70 22 Jun 2022 86th ZakkkkAttackkkk 🇵🇭 Python 948 70 14 Jul 2022 86th Bonjour27891 🇻🇳 Python 948 70 14 Jul 2022 86th OllieBoyne 🇬🇧 Python 948 70 19 Jul 2022 86th bricknellj Python 948 70 25 Jul 2022 86th wen1now Python 948 70 8 Aug 2022 86th 051 🇸🇬 Python 948 70 8 Aug 2022 86th Sp3000 🇦🇺 Python 948 70 8 Aug 2022 86th betaveros Python 948 70 9 Aug 2022 86th shelerr Python 948 70 9 Sep 2022 86th stewSquared 🇺🇸 Python 948 70 27 Sep 2022 86th orthoplex 🇨🇽 Python 948 70 9 Oct 2022 86th 78790709 Python 948 70 19 Oct 2022 86th myfatemi04 Python 948 70 4 Nov 2022 86th kevinmchung Python 948 70 4 Nov 2022 86th FlorianCassayre 🇫🇷 Python 948 70 7 Nov 2022 86th fourth-bit Python 948 70 29 Nov 2022 86th QuincyNash 🇺🇸 Python 948 70 29 Nov 2022 86th aksyristos Python 948 70 25 Dec 2022 86th thizanne Python 948 70 27 Dec 2022 86th Alex-x90 🇺🇸 Python 948 70 20 Jan 2023 86th bob-th Python 948 70 24 Jan 2023 86th SirFireball3521 Python 948 70 25 Jan 2023 86th stefangimmillaro Python 948 70 6 Feb 2023 86th Seek64 🇩🇪 Python 948 70 7 Feb 2023 86th FieryIceStickie Python 948 70 3 Apr 2023 86th MeWhenI 🇻🇦 Python 948 70 30 Apr 2023 86th fgrosshans 🇫🇷 Python 948 70 5 May 2023 Prev 61–120 of 2,318 Next