Happy Numbers in Perl 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 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 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 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 Bytes Time Submitted 1st sisyphus-ppcg 🇦🇺 1,000 46 12ms 21 Dec 2023 2nd primo-ppcg 🇹🇭 920 50 31ms 11 Oct 2020 2nd o0lit3 🇺🇸 920 50 11ms 19 Apr 2021 2nd armin-k1 920 50 8ms 8 Sep 2021 2nd nwellnhof 🇩🇪 920 50 14ms 26 Dec 2021 2nd Lydxn 🇨🇦 920 50 34ms 25 May 2022 2nd saito-ta 🇯🇵 920 50 19ms 27 May 2022 8th GrayJoKing 🇦🇺 868 53 18ms 10 Apr 2021 8th scpchicken 🇵🇼 868 53 33ms 23 May 2021 8th kurkale6ka 868 53 19ms 16 Jun 2021 8th sean-niemann 🇺🇸 868 53 33ms 7 Sep 2021 8th MeWhenI 🇻🇦 868 53 34ms 15 Sep 2021 8th DaCuteRaccoon 868 53 32ms 30 Nov 2022 8th Steffan153 🇫🇮 868 53 32ms 28 Jan 2023 8th DialFrost 🇸🇬 868 53 33ms 28 Jan 2023 8th snoozingnewt 🇨🇦 868 53 32ms 1 Sep 2024 8th LostSyntax21 🇬🇧 868 53 32ms 8 Jan 2025 8th fuzzylojik-golf 🇺🇸 868 53 19ms 15 Sep 2025 19th NewDefectus 🇮🇱 852 54 14ms 15 Dec 2021 20th prplz 🇦🇺 780 59 3ms 6 Nov 2020 21st somebody1234 767 60 18ms 26 Mar 2018 22nd lynn 754 61 22ms 1 Apr 2021 23rd KrausRaus 🇺🇸 730 63 10ms 9 Apr 2021 24th perlebach 🇨🇿 697 66 40ms 19 Aug 2021 24th Natanaelel 🇸🇪 697 66 17ms 20 Sep 2021 24th janbehrens 🇩🇪 697 66 3ms 26 Nov 2023 27th choroba 687 67 3ms 9 May 2022 28th kjetillll 🇮🇩 676 68 22ms 1 Nov 2023 29th bobbogomip 657 70 3ms 19 Oct 2018 30th madex 🇩🇪 613 75 64ms 3 days ago 31st nephila-nacrea 🇬🇧 605 76 3ms 15 Oct 2021 32nd Shanethegamer 🇺🇸 597 77 33ms 12 Dec 2022 33rd Code-Hex 590 78 4ms 2 Oct 2019 34th labster 582 79 3ms 12 Mar 2018 34th retrohun 582 79 3ms 14 Apr 2019 36th JRaspass 🇬🇧 495 93 3ms 29 Mar 2022 37th Solathian 484 95 3ms 11 Mar 2026 38th erwoba 🇩🇪 479 96 3ms 16 Aug 2018 39th eggled 474 97 18ms 22 Jun 2022 40th KatieLG 🇬🇧 422 109 2ms 30 Nov 2025 41st HumanoidCPU 414 111 3ms 3 May 2024 41st Mabeloid 🇳🇴 414 111 3ms 20 Sep 2024 41st CaedenHarper 🇨🇦 414 111 3ms 16 Aug 2025 44th jiaminglimjm 🇲🇾 407 113 3ms 11 Dec 2019 44th KatieLG-Transpiler 🇬🇧 407 113 3ms 2 Jan 2023 46th dokutan 404 114 2ms 20 Apr 2025 47th jusaka 380 121 4ms 35 mins ago 48th holckj 371 124 4ms 4 Nov 2017 49th heypwesto 🇳🇿 351 131 5ms 13 Apr 2021 50th msbranicky 331 139 3ms 8 Sep 2023 51st mokymok 🇺🇸 324 142 3ms 8 Nov 2021 52nd georg-mavridis 144 320 4ms 14 May 2020 53rd zt14427 139 330 3ms 4 Mar 2023 1–53 of 53
