brainfuck 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill 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 Continued Fractions 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st sisyphus-ppcg 🇦🇺 1,000 63 45ms 12 Jun 2024 2nd Steffan153 🇫🇮 851 74 79ms 8 days ago 3rd janlelis 840 75 41ms 21 Sep 2024 4th Lydxn 🇨🇦 829 76 48ms 29 Jan 2022 4th JayXon 🇺🇸 829 76 41ms 12 Jun 2024 6th pardouin 🇫🇷 818 77 43ms 1 Sep 2025 7th prplz 🇦🇺 797 79 45ms 7 Jun 2020 7th sean-niemann 🇺🇸 797 79 47ms 1 Jan 2026 9th Shanethegamer 🇺🇸 759 83 43ms 21 Oct 2021 10th DialFrost 🇸🇬 750 84 71ms 30 Jan 2023 10th anter69 🇭🇺 750 84 73ms 19 Mar 2024 12th SirBogman 🇺🇸 741 85 40ms 26 Dec 2023 13th 4hg 🇺🇸 708 89 68ms 11 Dec 2022 14th snoozingnewt 🇨🇦 700 90 43ms 20 Oct 2025 15th GrayJoKing 🇦🇺 692 91 70ms 23 Jul 2024 16th tatzyr 🇯🇵 685 92 39ms 12 Feb 2025 17th plcc0 677 93 43ms 10 Oct 2025 18th KatieLG 🇬🇧 670 94 59ms 2 Oct 2025 19th Natanaelel 🇸🇪 656 96 41ms 14 Oct 2021 20th olleicua 🇺🇸 630 100 40ms 15 Jan 2024 21st nwellnhof 🇩🇪 618 102 47ms 2 Jan 2022 22nd UladzimirSukharukau 606 104 46ms 15 Sep 2021 23rd ovs-code 🇩🇪 594 106 42ms 23 Jul 2024 24th primo-ppcg 🇹🇭 589 107 42ms 1 Nov 2021 25th MeWhenI 🇻🇦 583 108 62ms 30 Dec 2023 25th stefangimmillaro 583 108 37ms 26 Dec 2024 27th olivermrose 🇺🇸 573 110 40ms 14 Sep 2021 28th proton 🇩🇪 534 118 42ms 9 Jun 2020 29th jared-hughes 492 128 49ms 12 Sep 2022 29th jstanley0 492 128 40ms 18 Jan 2024 31st Lv0Sys 🇵🇱 481 131 40ms 30 Nov 2025 31st darrenks 🇺🇸 481 131 62ms 21 days ago 33rd Andriamanitra 🇫🇮 477 132 37ms 9 Oct 2023 34th emgordon154 463 136 43ms 14 May 2025 35th D-MOVE 🇵🇭 453 139 41ms 4 Feb 2026 36th CaedenHarper 🇨🇦 450 140 44ms 7 Sep 2025 37th TheZwierzLF 🇵🇱 444 142 35ms 27 Dec 2025 38th llwwns 441 143 39ms 1 May 2023 39th ConorOBrien-Foxx 429 147 43ms 10 Apr 2018 39th Waffle3z 429 147 41ms 12 Oct 2020 41st yzhs 🇩🇪 417 151 38ms 20 Jul 2022 42nd aksyristos 409 154 61ms 24 days ago 43rd shraiwi 391 161 38ms 5 Dec 2019 44th hrrs01 384 164 39ms 26 Sep 2018 45th meenie 371 170 37ms 24 Jan 2021 46th biinari 368 171 38ms 13 Aug 2020 47th yokasuretsu 356 177 45ms 16 Apr 2018 48th rvs314 354 178 39ms 21 Apr 2022 49th segiddins 333 189 39ms 24 Aug 2018 50th Haksell 🇦🇶 325 194 44ms 22 Feb 2023 51st jaredcrystal 🇺🇸 320 197 37ms 14 Dec 2020 51st aaronze 🇦🇺 320 197 42ms 17 Sep 2023 53rd omegahm 301 209 45ms 1 Sep 2023 54th schachmattmatt 247 255 178ms 29 Sep 2021 54th beirigo 🇧🇷 247 255 101ms 6 Nov 2025 56th adoxography 229 275 45ms 22 Jul 2018 57th graft 216 292 38ms 22 Mar 2018 58th DaCuteRaccoon 84 751 39ms 30 Dec 2022 1–58 of 58