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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering 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 ArkScript 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 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 ArkScript 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 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 Gray Code Decoder Gray Code Encoder 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering 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 Lydxn 🇨🇦 1,000 43 102ms 21 Aug 2022 2nd pardouin 🇫🇷 878 49 77ms 16 Mar 2026 2nd Steffan153 🇫🇮 878 49 105ms 27 days ago 4th GrayJoKing 🇦🇺 860 50 99ms 19 Sep 2021 4th janlelis 860 50 101ms 20 Sep 2021 4th JayXon 🇺🇸 860 50 99ms 28 Sep 2021 4th sisyphus-ppcg 🇦🇺 860 50 103ms 6 May 2022 4th radarek 🇵🇱 860 50 77ms 25 May 2022 4th sean-niemann 🇺🇸 860 50 101ms 23 Dec 2024 4th stefangimmillaro 860 50 96ms 27 May 2025 11th nwellnhof 🇩🇪 811 53 77ms 26 Dec 2021 12th MeWhenI 🇻🇦 796 54 38ms 16 Aug 2022 12th xsot 🇸🇬 796 54 41ms 25 Jul 2023 14th prplz 🇦🇺 782 55 38ms 18 Dec 2021 14th lynn 782 55 74ms 25 May 2022 14th anter69 🇭🇺 782 55 41ms 25 Jan 2023 14th ovs-code 🇩🇪 782 55 70ms 9 May 2023 14th Natanaelel 🇸🇪 782 55 38ms 10 May 2023 19th akshatj27 🇦🇶 768 56 39ms 11 Jan 2022 19th m-tkach 🇺🇦 768 56 37ms 23 Feb 2023 21st Shanethegamer 🇺🇸 754 57 104ms 27 Sep 2021 21st blaztoma 🇱🇹 754 57 39ms 10 days ago 23rd Waffle3z 741 58 97ms 19 Sep 2021 23rd emgordon154 741 58 39ms 12 Dec 2021 23rd jbbarth 🇫🇷 741 58 39ms 5 Nov 2022 26th OhmNomNom 729 59 38ms 20 Oct 2022 26th AlephSquirrel 729 59 69ms 14 Apr 2023 26th FlyingPenguin223 729 59 38ms 18 Oct 2023 26th SirBogman 🇺🇸 729 59 69ms 10 Jan 2024 26th error256 729 59 52ms 13 May 2024 31st olivermrose 🇺🇸 717 60 90ms 19 Sep 2021 31st adoxography 717 60 41ms 18 Dec 2021 31st jared-hughes 717 60 38ms 9 Sep 2022 31st KatieLG 🇬🇧 717 60 37ms 2 Oct 2025 31st Lv0Sys 🇵🇱 717 60 38ms 5 Dec 2025 36th Babafaba 694 62 40ms 15 Oct 2025 37th Andriamanitra 🇫🇮 683 63 49ms 20 Jul 2022 38th Irratix 🇳🇱 672 64 39ms 4 Mar 2022 38th annaproxy 672 64 71ms 27 Aug 2022 38th tatzyr 🇯🇵 672 64 44ms 11 Dec 2024 41st yzhs 🇩🇪 662 65 38ms 20 Jul 2022 41st DialFrost 🇸🇬 662 65 81ms 28 Jan 2023 41st edsrzf 🇳🇿 662 65 88ms 5 Nov 2024 44th pandapawskat 652 66 38ms 7 Oct 2021 45th CaedenHarper 🇨🇦 642 67 88ms 31 Aug 2025 46th olleicua 🇺🇸 632 68 49ms 20 Feb 2024 46th madex 🇩🇪 632 68 41ms 13 Jun 2024 46th snoozingnewt 🇨🇦 632 68 131ms 1 Sep 2024 46th LostSyntax21 🇬🇧 632 68 134ms 8 Jan 2025 50th aksyristos 623 69 89ms 31 Jan 2023 51st aaronze 🇦🇺 606 71 41ms 17 Sep 2023 52nd HumanoidCPU 518 83 53ms 23 Jun 2024 53rd fynnkroeger 506 85 39ms 30 Jan 2022 54th TheZwierzLF 🇵🇱 448 96 43ms 6 Jan 2026 55th Ralac07 🇦🇺 426 101 40ms 4 Jul 2024 56th beergit 413 104 46ms 7 Aug 2024 57th PikeIt 387 111 40ms 27 Jun 2023 58th msbranicky 309 139 37ms 8 Sep 2023 59th jacobsmith 277 155 42ms 29 Oct 2021 60th dokutan 253 170 40ms 14 Apr 2024 61st ninjawarrior1337 140 307 43ms 1 Dec 2021 62nd JRaspass 🇬🇧 77 557 36ms 19 Sep 2021 62nd KatieLG-Transpiler 🇬🇧 77 557 35ms 24 Jun 2022 62nd retrohun 77 557 36ms 27 Dec 2022 62nd Haksell 🇦🇶 77 557 37ms 22 Feb 2023 62nd Mabeloid 🇳🇴 77 557 39ms 18 Sep 2024 67th jusaka 77 562 38ms 15 days ago 1–67 of 67