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 sisyphus-ppcg 🇦🇺 797 96 13ms 7 Apr 2022 751st DialFrost 🇸🇬 797 96 17ms 31 Oct 2024 751st sean-niemann 🇺🇸 797 96 20ms 9 Apr 2025 751st edsrzf 🇳🇿 797 96 10ms 26 Jul 2025 755th MeWhenI 🇻🇦 797 110 43ms 17 Feb 2023 756th tailorspy 796 118 59ms 22 Sep 2024 756th namelessiw 796 118 354ms 6 Oct 2025 756th dokutan 796 118 58ms 6 Nov 2025 756th KasperKivimaeki 🇫🇮 796 118 56ms 7 days ago 760th Waffle3z 795 88 20ms 19 Sep 2021 760th TaserTheFox 🇺🇸 795 88 22ms 28 Feb 2023 760th tobyLovick 795 88 19ms 12 Dec 2023 760th Dataen 795 88 297ms 12 Jan 2024 760th yuchuehw 795 88 19ms 28 Jan 2024 760th Masttest 795 88 20ms 13 Feb 2024 760th Flekay 🇩🇪 795 88 20ms 11 Jul 2025 760th dirckvdende 795 88 417ms 2 Aug 2025 768th mousetail 🇳🇱 794 55 20ms 15 Jan 2024 769th NewDefectus 🇮🇱 794 88 2ms 16 Dec 2021 770th Shanethegamer 🇺🇸 794 97 360ms 20 Jun 2022 770th billings7 🇬🇧 794 97 366ms 21 May 2024 772nd MeWhenI 🇻🇦 793 73 133ms 3 Aug 2024 773rd albanian-laundromat 789 85 465ms 21 hours ago 774th steffan-polygolf 789 103 119ms 19 Feb 2024 775th Herbert00709 🇵🇱 789 119 57ms 4 Sep 2024 776th gnuvince 788 33 36ms 2 Aug 2024 776th codereport 🇨🇦 788 33 5ms 21 Apr 2025 778th NickTheEASDude 🇺🇸 788 97 12ms 9 May 2024 779th Shanethegamer 🇺🇸 787 61 373ms 9 Mar 2023 780th TimHuisman1703 786 89 242ms 7 Jan 2022 780th Anonymousellama21 786 89 2,463ms 27 Jun 2022 780th yourlefthandman 786 89 275ms 17 Aug 2023 780th msbranicky 786 89 266ms 5 Oct 2023 780th luyckxrobbe 786 89 20ms 20 Nov 2023 780th madex 🇩🇪 786 89 12ms 13 Jun 2024 780th rollershutter 786 89 287ms 2 Jul 2024 780th Mabeloid 🇳🇴 786 89 13ms 18 Sep 2024 780th jatloe 786 89 299ms 27 Sep 2024 780th Lv0Sys 🇵🇱 786 89 19ms 30 May 2025 780th JOrE20 🇺🇸 786 89 19ms 18 hours ago 791st MeWhenI 🇻🇦 786 105 457ms 17 Aug 2023 792nd ListeriaM 785 89 2ms 25 Aug 2023 793rd ian-h-chamberlain 🇺🇸 785 127 124ms 17 hours ago 794th snoozingnewt 🇨🇦 784 102 96ms 13 Sep 2025 795th edsrzf 🇳🇿 784 109 40ms 1 Jan 2025 796th janbehrens 🇩🇪 783 120 58ms 20 Nov 2022 796th oceko 783 120 59ms 19 Feb 2024 798th Shanethegamer 🇺🇸 782 74 138ms 19 Aug 2024 799th DialFrost 🇸🇬 782 112 44ms 30 Mar 2025 800th yzhs 🇩🇪 779 39 39ms 21 Jun 2022 801st SirBogman 🇺🇸 779 48 246ms 4 Nov 2021 801st SirFireball3521 779 48 231ms 21 Mar 2023 803rd aposteriorist 🇨🇦 779 106 481ms 5 Mar 2022 804th prplz 🇦🇺 777 64 1,042ms 20 Sep 2021 805th 2011-Chan-Ethan 777 90 316ms 12 Jul 2023 805th inverseLorentz 🇦🇺 777 90 294ms 3 May 2024 807th snoozingnewt 🇨🇦 774 105 127ms 3 Oct 2025 808th DialFrost 🇸🇬 773 129 143ms 5 Apr 2025 809th Shanethegamer 🇺🇸 772 93 13ms 8 Apr 2024 810th ovs-code 🇩🇪 772 127 27ms 26 Dec 2022 811th FlyingPenguin223 771 62 53ms 16 Nov 2023 811th Babafaba 771 62 51ms 15 Oct 2025 813th jared-hughes 771 77 10ms 14 Mar 2022 813th Re-Adventures 🇮🇳 771 77 12ms 14 Aug 2022 813th lyphyser 771 77 9ms 3 Jun 2023 813th helbling 🇨🇭 771 77 10ms 4 Jul 2024 817th KatieLG 🇬🇧 771 111 134ms 14 Jan 2023 818th Re-Adventures 🇮🇳 770 122 58ms 14 Aug 2022 819th hjcafaroUC 769 91 21ms 26 Oct 2021 819th adoxography 769 91 20ms 18 Dec 2021 819th j-Ewan 769 91 19ms 16 Feb 2022 819th MaxElf999 769 91 20ms 29 Sep 2022 819th AlexanderFair 769 91 19ms 13 Jul 2023 819th chartung17 769 91 20ms 14 Jan 2024 819th NerdyMcNerd42 769 91 14ms 22 Mar 2024 First Prev 751–825 of 2,027 Next Last