Foo Fizz Buzz Bar in Ruby 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 Billiards brainfuck 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st KL-Lru 1,000 77 37ms 29 Dec 2022 1st radarek 🇵🇱 1,000 77 64ms 20 Nov 2024 3rd lynn 975 79 39ms 2 Feb 2022 3rd Lydxn 🇨🇦 975 79 43ms 2 Apr 2022 3rd pardouin 🇫🇷 975 79 33ms 2 Sep 2025 6th janlelis 963 80 34ms 22 Nov 2021 6th JayXon 🇺🇸 963 80 34ms 23 Nov 2021 6th nwellnhof 🇩🇪 963 80 38ms 5 Dec 2021 6th emgordon154 963 80 40ms 19 Dec 2021 6th sisyphus-ppcg 🇦🇺 963 80 40ms 30 Dec 2022 6th Steffan153 🇫🇮 963 80 39ms 20 Jul 2024 12th ovs-code 🇩🇪 951 81 35ms 22 Oct 2023 12th sean-niemann 🇺🇸 951 81 39ms 14 Aug 2025 14th olivermrose 🇺🇸 928 83 43ms 23 Nov 2021 15th GrayJoKing 🇦🇺 906 85 35ms 3 Nov 2022 16th Natanaelel 🇸🇪 895 86 38ms 22 Nov 2021 16th tatzyr 🇯🇵 895 86 35ms 13 Nov 2024 16th olleicua 🇺🇸 895 86 39ms 15 Feb 2025 19th MeWhenI 🇻🇦 885 87 39ms 31 Mar 2022 19th OhmNomNom 885 87 38ms 14 Oct 2022 19th Haksell 🇦🇶 885 87 35ms 22 Feb 2023 22nd stefangimmillaro 875 88 42ms 21 Nov 2021 22nd Shanethegamer 🇺🇸 875 88 38ms 22 Nov 2021 22nd SirBogman 🇺🇸 875 88 39ms 24 Nov 2021 22nd Andriamanitra 🇫🇮 875 88 36ms 20 Jul 2022 22nd aksyristos 875 88 38ms 11 Oct 2022 22nd Yewzir 🇧🇪 875 88 39ms 7 Feb 2024 22nd anter69 🇭🇺 875 88 41ms 2 Apr 2024 29th tkr-sh 🇫🇷 865 89 53ms 28 Jun 2022 29th jared-hughes 865 89 34ms 8 Sep 2022 29th DialFrost 🇸🇬 865 89 50ms 1 Jun 2024 32nd Irratix 🇳🇱 828 93 34ms 27 Jun 2022 33rd adoxography 811 95 42ms 18 Dec 2021 34th max-barstow 802 96 51ms 6 Sep 2022 35th shellbertt 🇨🇦 794 97 40ms 6 Dec 2021 35th aaronze 🇦🇺 794 97 38ms 17 Sep 2023 37th yzhs 🇩🇪 786 98 48ms 16 Jun 2022 37th aydamak 786 98 36ms 7 May 2024 39th ls-samer-abuthaher 778 99 38ms 7 Oct 2022 39th r-iwakata 778 99 52ms 4 Jan 2023 39th BREMAUCY 🇫🇷 778 99 34ms 9 May 2023 42nd KrausRaus 🇺🇸 762 101 38ms 20 Dec 2021 42nd janbehrens 🇩🇪 762 101 34ms 27 Nov 2022 42nd KatieLG 🇬🇧 762 101 37ms 11 Jun 2024 45th eldritchconundrum 748 103 33ms 31 Oct 2022 46th purp 700 110 40ms 9 Aug 2022 46th vluyzvg 700 110 41ms 17 Feb 2023 46th snoozingnewt 🇺🇸 700 110 5 days ago 49th HallMatthew314 688 112 34ms 5 Dec 2021 49th ComputerKWasTaken 🇺🇸 688 112 42ms 5 Jul 2024 51st Ralac07 🇦🇺 570 135 37ms 14 Jun 2024 52nd shibacho 🇯🇵 535 144 50ms 1 Dec 2021 53rd dokutan 520 148 36ms 21 Apr 2025 54th beergit 470 164 33ms 7 Aug 2024 55th msbranicky 461 167 40ms 8 Sep 2023 56th StronkCheese 🇺🇸 445 173 47ms 29 Jan 2023 57th christensendaniel 395 195 34ms 14 May 2024 58th lightgeb 238 324 34ms 27 Oct 2023 59th UnusedConfetti 202 381 41ms 5 Mar 2024 60th JRaspass 🇬🇧 13 5,724 37ms 21 Nov 2021 60th KatieLG-Transpiler 🇬🇧 13 5,724 33ms 24 Jun 2022 60th retrohun 13 5,724 43ms 27 Dec 2022 60th HumanoidCPU 13 5,724 36ms 11 May 2024 60th Mabeloid 🇳🇴 13 5,724 37ms 18 Sep 2024 60th CaedenHarper 🇨🇦 13 5,724 36ms 16 Aug 2025 1–65 of 65