Happy Numbers (Long) 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 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 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 Calendar 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 Multitap Input 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 ><> 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel 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 Minesweeper 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 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 Calendar 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 Multitap Input 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 Lydxn 🇨🇦 1,000 43 87ms 21 Aug 2022 2nd GrayJoKing 🇦🇺 860 50 89ms 19 Sep 2021 2nd janlelis 860 50 86ms 20 Sep 2021 2nd JayXon 🇺🇸 860 50 85ms 28 Sep 2021 2nd sisyphus-ppcg 🇦🇺 860 50 91ms 6 May 2022 2nd radarek 🇵🇱 860 50 77ms 25 May 2022 2nd sean-niemann 🇺🇸 860 50 96ms 23 Dec 2024 2nd pardouin 🇫🇷 860 50 66ms 9 Apr 2025 2nd stefangimmillaro 860 50 84ms 27 May 2025 10th nwellnhof 🇩🇪 811 53 65ms 26 Dec 2021 11th MeWhenI 🇻🇦 796 54 34ms 16 Aug 2022 11th xsot 🇸🇬 796 54 35ms 25 Jul 2023 11th Steffan153 🇫🇮 796 54 70ms 29 Aug 2024 14th prplz 🇦🇺 782 55 33ms 18 Dec 2021 14th lynn 782 55 64ms 25 May 2022 14th anter69 🇭🇺 782 55 35ms 25 Jan 2023 14th ovs-code 🇩🇪 782 55 67ms 9 May 2023 14th Natanaelel 🇸🇪 782 55 33ms 10 May 2023 19th akshatj27 🇦🇶 768 56 35ms 11 Jan 2022 19th m-tkach 🇺🇦 768 56 33ms 23 Feb 2023 21st Shanethegamer 🇺🇸 754 57 99ms 27 Sep 2021 22nd Waffle3z 741 58 91ms 19 Sep 2021 22nd emgordon154 741 58 34ms 12 Dec 2021 22nd jbbarth 🇫🇷 741 58 34ms 5 Nov 2022 25th OhmNomNom 729 59 33ms 20 Oct 2022 25th AlephSquirrel 729 59 63ms 14 Apr 2023 25th FlyingPenguin223 729 59 35ms 18 Oct 2023 25th SirBogman 🇺🇸 729 59 59ms 10 Jan 2024 25th error256 729 59 47ms 13 May 2024 30th olivermrose 🇺🇸 717 60 86ms 19 Sep 2021 30th adoxography 717 60 34ms 18 Dec 2021 30th jared-hughes 717 60 35ms 9 Sep 2022 30th KatieLG 🇬🇧 717 60 36ms 2 Oct 2025 30th Lv0Sys 🇵🇱 717 60 33ms 5 days ago 35th Babafaba 694 62 35ms 15 Oct 2025 36th Andriamanitra 🇫🇮 683 63 43ms 20 Jul 2022 37th Irratix 🇳🇱 672 64 37ms 4 Mar 2022 37th annaproxy 672 64 63ms 27 Aug 2022 37th tatzyr 🇯🇵 672 64 38ms 11 Dec 2024 40th yzhs 🇩🇪 662 65 35ms 20 Jul 2022 40th DialFrost 🇸🇬 662 65 83ms 28 Jan 2023 40th edsrzf 🇳🇿 662 65 84ms 5 Nov 2024 43rd pandapawskat 652 66 34ms 7 Oct 2021 44th CaedenHarper 🇨🇦 642 67 80ms 31 Aug 2025 45th olleicua 🇺🇸 632 68 44ms 20 Feb 2024 45th madex 🇩🇪 632 68 39ms 13 Jun 2024 45th snoozingnewt 🇨🇦 632 68 146ms 1 Sep 2024 45th LostSyntax21 🇬🇧 632 68 127ms 8 Jan 2025 49th aksyristos 623 69 82ms 31 Jan 2023 50th aaronze 🇦🇺 606 71 36ms 17 Sep 2023 51st HumanoidCPU 518 83 38ms 23 Jun 2024 52nd fynnkroeger 506 85 38ms 30 Jan 2022 53rd Ralac07 🇦🇺 426 101 36ms 4 Jul 2024 54th beergit 413 104 39ms 7 Aug 2024 55th PikeIt 387 111 35ms 27 Jun 2023 56th msbranicky 309 139 33ms 8 Sep 2023 57th jacobsmith 277 155 37ms 29 Oct 2021 58th dokutan 253 170 31ms 14 Apr 2024 59th ninjawarrior1337 140 307 37ms 1 Dec 2021 60th JRaspass 🇬🇧 77 557 32ms 19 Sep 2021 60th KatieLG-Transpiler 🇬🇧 77 557 32ms 24 Jun 2022 60th retrohun 77 557 33ms 27 Dec 2022 60th Haksell 🇦🇶 77 557 32ms 22 Feb 2023 60th Mabeloid 🇳🇴 77 557 31ms 18 Sep 2024 1–64 of 64