Happy Numbers (Long) in Ruby 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 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 Chars Time Submitted 1st Lydxn 🇨🇦 1,000 43 102ms 21 Aug 2022 2nd GrayJoKing 🇦🇺 860 50 95ms 19 Sep 2021 2nd janlelis 860 50 93ms 20 Sep 2021 2nd JayXon 🇺🇸 860 50 94ms 28 Sep 2021 2nd sisyphus-ppcg 🇦🇺 860 50 94ms 6 May 2022 2nd radarek 🇵🇱 860 50 85ms 25 May 2022 2nd sean-niemann 🇺🇸 860 50 113ms 23 Dec 2024 2nd pardouin 🇫🇷 860 50 71ms 9 Apr 2025 2nd stefangimmillaro 860 50 99ms 27 May 2025 10th nwellnhof 🇩🇪 811 53 69ms 26 Dec 2021 11th MeWhenI 🇻🇦 796 54 42ms 16 Aug 2022 11th xsot 🇸🇬 796 54 39ms 25 Jul 2023 11th Steffan153 🇫🇮 796 54 69ms 29 Aug 2024 14th prplz 🇦🇺 782 55 40ms 18 Dec 2021 14th lynn 782 55 68ms 25 May 2022 14th anter69 🇭🇺 782 55 39ms 25 Jan 2023 14th ovs-code 🇩🇪 782 55 71ms 9 May 2023 14th Natanaelel 🇸🇪 782 55 47ms 10 May 2023 19th akshatj27 🇦🇶 768 56 56ms 11 Jan 2022 19th m-tkach 🇺🇦 768 56 44ms 23 Feb 2023 21st Shanethegamer 🇺🇸 754 57 112ms 27 Sep 2021 22nd Waffle3z 741 58 103ms 19 Sep 2021 22nd emgordon154 741 58 57ms 12 Dec 2021 22nd jbbarth 🇫🇷 741 58 39ms 5 Nov 2022 25th OhmNomNom 729 59 40ms 20 Oct 2022 25th AlephSquirrel 729 59 74ms 14 Apr 2023 25th FlyingPenguin223 729 59 51ms 18 Oct 2023 25th SirBogman 🇺🇸 729 59 60ms 10 Jan 2024 25th error256 729 59 64ms 13 May 2024 30th olivermrose 🇺🇸 717 60 93ms 19 Sep 2021 30th adoxography 717 60 48ms 18 Dec 2021 30th jared-hughes 717 60 41ms 9 Sep 2022 30th KatieLG 🇬🇧 717 60 42ms 22 days ago 34th Babafaba 694 62 51ms 10 days ago 35th Andriamanitra 🇫🇮 683 63 63ms 20 Jul 2022 36th Irratix 🇳🇱 672 64 49ms 4 Mar 2022 36th annaproxy 672 64 65ms 27 Aug 2022 36th tatzyr 🇯🇵 672 64 39ms 11 Dec 2024 39th yzhs 🇩🇪 662 65 42ms 20 Jul 2022 39th DialFrost 🇸🇬 662 65 90ms 28 Jan 2023 39th edsrzf 🇳🇿 662 65 94ms 5 Nov 2024 42nd pandapawskat 652 66 56ms 7 Oct 2021 43rd CaedenHarper 🇨🇦 642 67 94ms 31 Aug 2025 44th olleicua 🇺🇸 632 68 55ms 20 Feb 2024 44th madex 🇩🇪 632 68 42ms 13 Jun 2024 44th snoozingnewt 🇺🇸 632 68 147ms 1 Sep 2024 44th LostSyntax21 🇬🇧 632 68 152ms 8 Jan 2025 48th aksyristos 623 69 93ms 31 Jan 2023 49th aaronze 🇦🇺 606 71 40ms 17 Sep 2023 50th HumanoidCPU 518 83 50ms 23 Jun 2024 51st fynnkroeger 506 85 53ms 30 Jan 2022 52nd Ralac07 🇦🇺 426 101 47ms 4 Jul 2024 53rd beergit 413 104 40ms 7 Aug 2024 54th PikeIt 387 111 41ms 27 Jun 2023 55th msbranicky 309 139 39ms 8 Sep 2023 56th jacobsmith 277 155 45ms 29 Oct 2021 57th dokutan 253 170 38ms 14 Apr 2024 58th ninjawarrior1337 140 307 52ms 1 Dec 2021 59th JRaspass 🇬🇧 77 557 35ms 19 Sep 2021 59th KatieLG-Transpiler 🇬🇧 77 557 48ms 24 Jun 2022 59th retrohun 77 557 39ms 27 Dec 2022 59th Haksell 🇦🇶 77 557 44ms 22 Feb 2023 59th Mabeloid 🇳🇴 77 557 34ms 18 Sep 2024 1–63 of 63