Collatz in all languages in chars. 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) 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 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) 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 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 Chars Time 1st Lydxn 🇨🇦 GolfScript 1,000 22 12 Sep 2022 2nd Lydxn 🇨🇦 Python 976 58 4 May 2022 2nd JayXon 🇺🇸 Python 976 58 7 Mar 2023 4th ovs-code 🇩🇪 K 964 31 8 Mar 2023 5th Irratix 🇳🇱 JavaScript 964 55 4 May 2022 5th nwellnhof 🇩🇪 JavaScript 964 55 4 May 2022 5th m-tkach 🇺🇦 JavaScript 964 55 5 May 2022 5th Lydxn 🇨🇦 JavaScript 964 55 5 May 2022 5th JayXon 🇺🇸 JavaScript 964 55 5 May 2022 5th emplv 🇱🇻 JavaScript 964 55 5 May 2022 5th prplz 🇦🇺 JavaScript 964 55 5 May 2022 5th primo-ppcg 🇹🇭 JavaScript 964 55 5 May 2022 5th GrayJoKing 🇦🇺 JavaScript 964 55 6 May 2022 5th ovs-code 🇩🇪 JavaScript 964 55 6 May 2022 5th sisyphus-ppcg 🇦🇺 JavaScript 964 55 7 May 2022 5th pavelb JavaScript 964 55 8 Aug 2022 5th stefangimmillaro JavaScript 964 55 2 Oct 2022 5th MeWhenI 🇻🇦 JavaScript 964 55 2 Oct 2022 5th Steffan153 🇫🇮 JavaScript 964 55 12 Nov 2022 5th Bubbler-4 JavaScript 964 55 14 Nov 2022 5th lukegustafson 🇺🇸 JavaScript 964 55 14 Nov 2023 5th hexagon8899 JavaScript 964 55 17 Dec 2023 23rd Lydxn 🇨🇦 C 960 64 21 Dec 2023 24th GrayJoKing 🇦🇺 Python 959 59 15 Nov 2022 25th Bubbler-4 J 951 34 6 May 2022 25th ovs-code 🇩🇪 J 951 34 7 Mar 2023 27th nwellnhof 🇩🇪 Raku 947 37 4 May 2022 27th primo-ppcg 🇹🇭 Raku 947 37 5 May 2022 29th akshatj27 🇦🇶 JavaScript 947 56 4 May 2022 29th didion0 🇺🇸 JavaScript 947 56 5 May 2022 29th NewDefectus 🇮🇱 JavaScript 947 56 6 May 2022 29th lynn JavaScript 947 56 6 May 2022 29th uttumuttu 🇫🇮 JavaScript 947 56 24 May 2022 29th jared-hughes JavaScript 947 56 6 Jul 2022 29th 051 🇸🇬 JavaScript 947 56 8 Aug 2022 29th BambooleanLogic 🇸🇪 JavaScript 947 56 12 Oct 2022 29th makinde JavaScript 947 56 21 Oct 2022 29th DialFrost 🇸🇬 JavaScript 947 56 14 Nov 2022 29th sean-niemann 🇺🇸 JavaScript 947 56 5 Jan 2023 29th rucin93 🇵🇱 JavaScript 947 56 23 Jan 2023 29th AlephSquirrel JavaScript 947 56 15 Feb 2023 29th dmrichwa 🇺🇸 JavaScript 947 56 10 Jul 2023 29th tayloia 🇬🇧 JavaScript 947 56 10 Jul 2023 29th Argeento 🇵🇱 JavaScript 947 56 25 Aug 2023 29th weliveinhell JavaScript 947 56 2 Oct 2023 29th coreynash JavaScript 947 56 6 Oct 2023 29th dylanarmstrong JavaScript 947 56 10 Dec 2023 29th two-bad 🇬🇧 JavaScript 947 56 23 Feb 2024 49th Lydxn 🇨🇦 Ruby 946 49 4 May 2022 49th JayXon 🇺🇸 Ruby 946 49 17 Oct 2022 49th GrayJoKing 🇦🇺 Ruby 946 49 15 Nov 2022 52nd antimon2 🇯🇵 Julia 945 45 10 Sep 2022 53rd GrayJoKing 🇦🇺 ><> 944 37 5 May 2022 54th ovs-code 🇩🇪 Python 943 60 4 May 2022 54th m-tkach 🇺🇦 Python 943 60 4 May 2022 54th btnlq Python 943 60 5 May 2022 54th orthoplex 🇨🇽 Python 943 60 9 Oct 2022 54th FlorianCassayre 🇫🇷 Python 943 60 7 Nov 2022 54th SirBogman 🇺🇸 Python 943 60 20 Nov 2022 54th QuincyNash 🇺🇸 Python 943 60 1 Dec 2022 1–60 of 2,225 Next