Happy Numbers (Long) in all languages 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 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 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 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 751st msbranicky 797 91 3ms 11 Oct 2023 752nd sisyphus-ppcg 🇦🇺 797 96 13ms 7 Apr 2022 752nd DialFrost 🇸🇬 797 96 17ms 31 Oct 2024 752nd sean-niemann 🇺🇸 797 96 20ms 9 Apr 2025 752nd edsrzf 🇳🇿 797 96 10ms 26 Jul 2025 756th MeWhenI 🇻🇦 797 110 43ms 17 Feb 2023 757th tailorspy 796 118 59ms 22 Sep 2024 757th namelessiw 796 118 354ms 6 Oct 2025 757th dokutan 796 118 58ms 6 Nov 2025 757th KasperKivimaeki 🇫🇮 796 118 56ms 8 days ago 761st Waffle3z 795 88 20ms 19 Sep 2021 761st TaserTheFox 🇺🇸 795 88 22ms 28 Feb 2023 761st tobyLovick 795 88 19ms 12 Dec 2023 761st Dataen 795 88 297ms 12 Jan 2024 761st yuchuehw 795 88 19ms 28 Jan 2024 761st Masttest 795 88 20ms 13 Feb 2024 761st Flekay 🇩🇪 795 88 20ms 11 Jul 2025 761st dirckvdende 795 88 417ms 2 Aug 2025 769th mousetail 🇳🇱 794 55 20ms 15 Jan 2024 770th NewDefectus 🇮🇱 794 88 2ms 16 Dec 2021 771st Shanethegamer 🇺🇸 794 97 360ms 20 Jun 2022 771st billings7 🇬🇧 794 97 366ms 21 May 2024 773rd MeWhenI 🇻🇦 793 73 133ms 3 Aug 2024 774th albanian-laundromat 789 85 465ms 24 hours ago 775th steffan-polygolf 789 103 119ms 19 Feb 2024 776th Herbert00709 🇵🇱 789 119 57ms 4 Sep 2024 777th gnuvince 788 33 36ms 2 Aug 2024 777th codereport 🇨🇦 788 33 5ms 21 Apr 2025 779th NickTheEASDude 🇺🇸 788 97 12ms 9 May 2024 780th Shanethegamer 🇺🇸 787 61 373ms 9 Mar 2023 781st TimHuisman1703 786 89 242ms 7 Jan 2022 781st Anonymousellama21 786 89 2,463ms 27 Jun 2022 781st yourlefthandman 786 89 275ms 17 Aug 2023 781st msbranicky 786 89 266ms 5 Oct 2023 781st luyckxrobbe 786 89 20ms 20 Nov 2023 781st madex 🇩🇪 786 89 12ms 13 Jun 2024 781st rollershutter 786 89 287ms 2 Jul 2024 781st Mabeloid 🇳🇴 786 89 13ms 18 Sep 2024 781st jatloe 786 89 299ms 27 Sep 2024 781st Lv0Sys 🇵🇱 786 89 19ms 30 May 2025 781st JOrE20 🇺🇸 786 89 19ms 21 hours ago 792nd MeWhenI 🇻🇦 786 105 457ms 17 Aug 2023 793rd ListeriaM 785 89 2ms 25 Aug 2023 794th ian-h-chamberlain 🇺🇸 785 127 124ms 20 hours ago 795th snoozingnewt 🇨🇦 784 102 96ms 13 Sep 2025 796th edsrzf 🇳🇿 784 109 40ms 1 Jan 2025 797th janbehrens 🇩🇪 783 120 58ms 20 Nov 2022 797th oceko 783 120 59ms 19 Feb 2024 799th Shanethegamer 🇺🇸 782 74 138ms 19 Aug 2024 800th DialFrost 🇸🇬 782 112 44ms 30 Mar 2025 801st yzhs 🇩🇪 779 39 39ms 21 Jun 2022 802nd SirBogman 🇺🇸 779 48 246ms 4 Nov 2021 802nd SirFireball3521 779 48 231ms 21 Mar 2023 804th aposteriorist 🇨🇦 779 106 481ms 5 Mar 2022 805th prplz 🇦🇺 777 64 1,042ms 20 Sep 2021 806th 2011-Chan-Ethan 777 90 316ms 12 Jul 2023 806th inverseLorentz 🇦🇺 777 90 294ms 3 May 2024 808th snoozingnewt 🇨🇦 774 105 127ms 3 Oct 2025 809th DialFrost 🇸🇬 773 129 143ms 5 Apr 2025 810th Shanethegamer 🇺🇸 772 93 13ms 8 Apr 2024 811th ovs-code 🇩🇪 772 127 27ms 26 Dec 2022 812th FlyingPenguin223 771 62 53ms 16 Nov 2023 812th Babafaba 771 62 51ms 15 Oct 2025 814th jared-hughes 771 77 10ms 14 Mar 2022 814th Re-Adventures 🇮🇳 771 77 12ms 14 Aug 2022 814th lyphyser 771 77 9ms 3 Jun 2023 814th helbling 🇨🇭 771 77 10ms 4 Jul 2024 818th KatieLG 🇬🇧 771 111 134ms 14 Jan 2023 819th Re-Adventures 🇮🇳 770 122 58ms 14 Aug 2022 820th hjcafaroUC 769 91 21ms 26 Oct 2021 820th adoxography 769 91 20ms 18 Dec 2021 820th j-Ewan 769 91 19ms 16 Feb 2022 820th MaxElf999 769 91 20ms 29 Sep 2022 820th AlexanderFair 769 91 19ms 13 Jul 2023 820th chartung17 769 91 20ms 14 Jan 2024 First Prev 751–825 of 2,027 Next Last