Happy Numbers in Raku in bytes. 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 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 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 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st GrayJoKing 🇦🇺 1,000 39 150ms 17 Oct 2020 2nd nwellnhof 🇩🇪 975 40 322ms 4 Oct 2020 3rd primo-ppcg 🇹🇭 951 41 162ms 6 Oct 2020 3rd Natanaelel 🇸🇪 951 41 136ms 7 Oct 2021 3rd sisyphus-ppcg 🇦🇺 951 41 161ms 31 Jan 2023 6th thospel 929 42 165ms 25 Jun 2018 6th Lydxn 🇨🇦 929 42 150ms 21 Feb 2023 8th ovs-code 🇩🇪 886 44 156ms 31 Dec 2023 9th SirFireball3521 867 45 164ms 22 Mar 2023 10th phdphil 848 46 159ms 9 Apr 2018 11th AlexDaniel 🇪🇪 830 47 166ms 5 Apr 2020 11th SirBogman 🇺🇸 830 47 166ms 4 Nov 2021 13th bluebear94 796 49 173ms 12 Feb 2018 13th prplz 🇦🇺 796 49 183ms 27 Sep 2021 15th dan-simon 780 50 147ms 28 Dec 2017 15th mcreenan 780 50 216ms 22 Apr 2018 17th yokasuretsu 765 51 137ms 27 Jun 2018 17th Attero 🇸🇪 765 51 138ms 6 Oct 2020 19th scpchicken 🇵🇼 750 52 176ms 7 Mar 2022 20th snoozingnewt 🇨🇦 709 55 98ms 30 Nov 2025 21st labster 696 56 102ms 23 Feb 2018 22nd JRaspass 🇬🇧 672 58 123ms 20 Sep 2021 23rd Shanethegamer 🇺🇸 629 62 108ms 8 Dec 2021 24th Indivicivet 609 64 125ms 24 Mar 2021 25th evb0110 582 67 136ms 3 Feb 2018 26th alphafalfa 542 72 128ms 9 Dec 2024 27th elisherer 🇮🇱 513 76 106ms 19 Apr 2019 28th jkramer 464 84 146ms 30 Jul 2018 29th metakuna 448 87 172ms 16 Apr 2019 30th ndren 443 88 162ms 1 Oct 2023 31st retrohun 433 90 168ms 26 Apr 2019 32nd trist224 🇫🇷 429 91 161ms 14 Dec 2022 33rd rucin93 🇵🇱 424 92 155ms 7 Sep 2020 33rd olivermrose 🇺🇸 424 92 168ms 20 Sep 2021 33rd MeWhenI 🇻🇦 424 92 172ms 4 Aug 2022 36th hughsimpson 382 102 128ms 31 Jan 2018 36th jjatria 382 102 129ms 7 Jul 2020 38th lancew 🇳🇿 348 112 84ms 16 Nov 2017 38th KatieLG-Transpiler 🇬🇧 348 112 87ms 24 Jun 2022 38th HumanoidCPU 348 112 81ms 3 May 2024 38th KatieLG 🇬🇧 348 112 90ms 2 Jun 2024 38th Mabeloid 🇳🇴 348 112 92ms 20 Sep 2024 38th dokutan 348 112 90ms 20 Apr 2025 38th CaedenHarper 🇨🇦 348 112 93ms 16 Aug 2025 45th jiaminglimjm 🇲🇾 339 115 89ms 11 Dec 2019 46th falsifian 300 130 138ms 5 Jun 2022 47th RustemB 🇷🇺 295 132 181ms 22 May 2020 48th Scimon 289 135 134ms 14 Dec 2017 49th mokymok 🇺🇸 273 143 97ms 8 Nov 2021 50th dzove855 232 168 137ms 19 Dec 2017 51st massung 207 188 315ms 22 Mar 2019 52nd gustawdaniel 198 197 177ms 1 Apr 2018 53rd zt14427 118 330 101ms 4 Mar 2023 1–53 of 53
