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 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 ><> 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 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 750th LostSyntax21 🇬🇧 799 149 294ms 8 Jan 2025 752nd MeWhenI 🇻🇦 798 100 97ms 15 Oct 2022 753rd Shanethegamer 🇺🇸 798 105 15ms 17 Dec 2023 754th Shanethegamer 🇺🇸 797 60 98ms 19 Sep 2021 754th adoxography 797 60 34ms 18 Dec 2021 754th jared-hughes 797 60 35ms 9 Sep 2022 754th Lv0Sys 🇵🇱 797 60 33ms 6 days ago 758th msbranicky 797 91 3ms 11 Oct 2023 759th sisyphus-ppcg 🇦🇺 797 96 13ms 7 Apr 2022 759th DialFrost 🇸🇬 797 96 17ms 31 Oct 2024 759th sean-niemann 🇺🇸 797 96 20ms 9 Apr 2025 759th edsrzf 🇳🇿 797 96 10ms 26 Jul 2025 763rd MeWhenI 🇻🇦 797 110 40ms 17 Feb 2023 764th namelessiw 796 118 394ms 6 Oct 2025 765th Herbert00709 🇵🇱 796 119 57ms 4 Sep 2024 766th Waffle3z 795 88 20ms 19 Sep 2021 766th TaserTheFox 🇺🇸 795 88 20ms 28 Feb 2023 766th tobyLovick 795 88 20ms 12 Dec 2023 766th Dataen 795 88 299ms 12 Jan 2024 766th yuchuehw 795 88 20ms 28 Jan 2024 766th Masttest 795 88 19ms 13 Feb 2024 766th Flekay 🇩🇪 795 88 20ms 11 Jul 2025 766th dirckvdende 795 88 400ms 2 Aug 2025 774th mousetail 🇳🇱 794 55 32ms 15 Jan 2024 775th NewDefectus 🇮🇱 794 88 2ms 16 Dec 2021 776th Shanethegamer 🇺🇸 794 97 363ms 20 Jun 2022 776th billings7 🇬🇧 794 97 373ms 21 May 2024 778th MeWhenI 🇻🇦 793 73 133ms 3 Aug 2024 779th janbehrens 🇩🇪 790 120 55ms 20 Nov 2022 779th oceko 790 120 58ms 19 Feb 2024 781st albanian-laundromat 789 85 464ms 8 days ago 782nd steffan-polygolf 789 103 120ms 19 Feb 2024 783rd gnuvince 788 33 36ms 2 Aug 2024 783rd codereport 🇨🇦 788 33 6ms 21 Apr 2025 785th Shanethegamer 🇺🇸 788 61 373ms 9 Mar 2023 786th NickTheEASDude 🇺🇸 788 97 12ms 9 May 2024 787th MeWhenI 🇻🇦 787 105 457ms 17 Aug 2023 788th TimHuisman1703 786 89 248ms 7 Jan 2022 788th Anonymousellama21 786 89 2,475ms 27 Jun 2022 788th yourlefthandman 786 89 277ms 17 Aug 2023 788th msbranicky 786 89 271ms 5 Oct 2023 788th luyckxrobbe 786 89 19ms 20 Nov 2023 788th madex 🇩🇪 786 89 13ms 13 Jun 2024 788th rollershutter 786 89 290ms 2 Jul 2024 788th Mabeloid 🇳🇴 786 89 12ms 18 Sep 2024 788th jatloe 786 89 321ms 27 Sep 2024 788th JOrE20 🇺🇸 786 89 19ms 7 days ago 798th Yax42 🇫🇷 786 98 379ms 18 hours ago 799th ListeriaM 785 89 2ms 25 Aug 2023 800th ian-h-chamberlain 🇺🇸 785 127 117ms 7 days ago 801st snoozingnewt 🇨🇦 784 102 96ms 13 Sep 2025 802nd edsrzf 🇳🇿 784 109 43ms 1 Jan 2025 803rd Shanethegamer 🇺🇸 782 74 153ms 19 Aug 2024 804th DialFrost 🇸🇬 782 112 43ms 30 Mar 2025 805th aposteriorist 🇨🇦 780 106 460ms 5 Mar 2022 806th yzhs 🇩🇪 779 39 36ms 21 Jun 2022 807th SirBogman 🇺🇸 779 48 339ms 4 Nov 2021 807th SirFireball3521 779 48 307ms 21 Mar 2023 809th prplz 🇦🇺 777 64 1,042ms 20 Sep 2021 810th 2011-Chan-Ethan 777 90 310ms 12 Jul 2023 810th inverseLorentz 🇦🇺 777 90 305ms 3 May 2024 812th Re-Adventures 🇮🇳 777 122 62ms 14 Aug 2022 813th snoozingnewt 🇨🇦 774 105 130ms 3 Oct 2025 814th DialFrost 🇸🇬 773 129 139ms 5 Apr 2025 815th Shanethegamer 🇺🇸 772 93 13ms 8 Apr 2024 816th ovs-code 🇩🇪 772 127 28ms 26 Dec 2022 817th FlyingPenguin223 771 62 48ms 16 Nov 2023 817th Babafaba 771 62 35ms 15 Oct 2025 819th jared-hughes 771 77 10ms 14 Mar 2022 819th Re-Adventures 🇮🇳 771 77 10ms 14 Aug 2022 819th lyphyser 771 77 9ms 3 Jun 2023 819th helbling 🇨🇭 771 77 10ms 4 Jul 2024 823rd KatieLG 🇬🇧 771 111 136ms 14 Jan 2023 824th hjcafaroUC 769 91 20ms 26 Oct 2021 824th adoxography 769 91 19ms 18 Dec 2021 First Prev 751–825 of 2,035 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