Rule 110 in Ruby in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Billiards brainfuck Calendar Card Number Validation 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 Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal 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 Billiards brainfuck Calendar Card Number Validation 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 Hilbert Curve Intersection Inventory Sequence ISBN Jacobi Symbol Kaprekar Numbers Kolakoski Constant Kolakoski Sequence Leap Years Levenshtein Distance Leyland Numbers ln 2 Look and Say Lucky Numbers Lucky Tickets Mahjong Mandelbrot Maze Medal Tally Minesweeper Morse Decoder Morse Encoder Multitap Input Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers PalindromemordnilaP Pangram Grep Partition Numbers Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st primo-ppcg 🇹🇭 1,000 56 40ms 31 Aug 2018 1st pardouin 🇫🇷 1,000 56 37ms 21 Aug 2025 3rd Lydxn 🇨🇦 982 57 36ms 22 Mar 2021 3rd JayXon 🇺🇸 982 57 36ms 18 Jun 2021 3rd sisyphus-ppcg 🇦🇺 982 57 36ms 9 Nov 2021 3rd Steffan153 🇫🇮 982 57 36ms 21 Feb 2023 3rd sean-niemann 🇺🇸 982 57 35ms 21 Feb 2023 3rd stefangimmillaro 982 57 39ms 21 Feb 2023 3rd ovs-code 🇩🇪 982 57 34ms 2 Apr 2023 3rd GrayJoKing 🇦🇺 982 57 36ms 3 Apr 2023 3rd nwellnhof 🇩🇪 982 57 33ms 26 Jul 2023 3rd inventshah 982 57 35ms 20 Oct 2023 3rd DialFrost 🇸🇬 982 57 33ms 28 Nov 2023 14th orthoplex 🇨🇽 966 58 35ms 31 Mar 2022 14th Lv0Sys 🇵🇱 966 58 34ms 1 Dec 2025 14th blaztoma 🇱🇹 966 58 38ms 11 Jan 2026 17th Natanaelel 🇸🇪 889 63 40ms 29 Jul 2023 18th SirBogman 🇺🇸 875 64 39ms 28 Nov 2022 18th MeWhenI 🇻🇦 875 64 38ms 25 Jul 2023 18th emgordon154 875 64 37ms 3 Aug 2025 21st NewDefectus 🇮🇱 812 69 38ms 18 Nov 2021 22nd jared-hughes 800 70 36ms 10 Sep 2022 22nd janlelis 800 70 37ms 21 Sep 2024 24th Irratix 🇳🇱 789 71 36ms 21 Apr 2022 25th prplz 🇦🇺 767 73 66ms 1 Jan 2020 26th Shanethegamer 🇺🇸 727 77 48ms 27 Feb 2023 27th anter69 🇭🇺 718 78 39ms 25 Jan 2023 28th olleicua 🇺🇸 691 81 43ms 12 Feb 2024 29th Haksell 🇦🇶 683 82 38ms 22 Feb 2023 30th hiddicop 🇸🇪 675 83 38ms 30 Jan 2021 31st tatzyr 🇯🇵 609 92 67ms 10 Dec 2024 32nd proton 🇩🇪 602 93 40ms 10 Jun 2020 32nd razetime 602 93 42ms 25 Jan 2021 32nd olivermrose 🇺🇸 602 93 43ms 24 Oct 2021 32nd scpchicken 🇵🇼 602 93 42ms 22 Apr 2023 32nd denkyuu1 602 93 43ms 74 mins ago 37th aaronze 🇦🇺 571 98 40ms 20 Sep 2023 38th akshatj27 🇦🇶 560 100 39ms 12 Dec 2022 39th Waffle3z 523 107 39ms 22 Jan 2021 39th KatieLG 🇬🇧 523 107 42ms 11 Apr 2022 41st n1LS 514 109 42ms 27 Sep 2019 42nd TheZwierzLF 🇵🇱 505 111 89ms 5 Jan 2026 43rd neel11235813 496 113 39ms 17 Mar 2023 44th boxjelly 483 116 37ms 12 Feb 2021 45th yokasuretsu 463 121 41ms 11 Jul 2018 46th jaredcrystal 🇺🇸 293 191 42ms 14 Dec 2020 47th msbranicky 284 197 38ms 12 Sep 2023 48th od86 204 275 40ms 22 Nov 2025 49th dokutan 55 1,010 37ms 6 Oct 2024 50th HumanoidCPU 7 7,950 35ms 26 Dec 2024 51st retrohun 6 10,105 34ms 21 Dec 2018 51st JRaspass 🇬🇧 6 10,105 36ms 17 Jan 2020 51st KatieLG-Transpiler 🇬🇧 6 10,105 34ms 24 Jun 2022 51st Mabeloid 🇳🇴 6 10,105 36ms 22 Sep 2024 51st CaedenHarper 🇨🇦 6 10,105 35ms 16 Aug 2025 1–55 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