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 Calendar 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 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 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 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 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 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 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 801st MeWhenI 🇻🇦 791 73 132ms 3 Aug 2024 802nd janbehrens 🇩🇪 789 120 61ms 20 Nov 2022 802nd oceko 789 120 60ms 19 Feb 2024 804th albanian-laundromat 788 85 415ms 4 Dec 2025 805th steffan-polygolf 788 103 120ms 19 Feb 2024 806th NickTheEASDude 🇺🇸 787 97 18ms 9 May 2024 807th Shanethegamer 🇺🇸 786 61 406ms 9 Mar 2023 808th TimHuisman1703 786 89 232ms 7 Jan 2022 808th Anonymousellama21 786 89 2,612ms 27 Jun 2022 808th yourlefthandman 786 89 277ms 17 Aug 2023 808th msbranicky 786 89 284ms 5 Oct 2023 808th luyckxrobbe 786 89 21ms 20 Nov 2023 808th madex 🇩🇪 786 89 14ms 13 Jun 2024 808th rollershutter 786 89 301ms 2 Jul 2024 808th Mabeloid 🇳🇴 786 89 14ms 18 Sep 2024 808th jatloe 786 89 313ms 27 Sep 2024 817th MeWhenI 🇻🇦 786 105 440ms 17 Aug 2023 818th ListeriaM 784 89 2ms 25 Aug 2023 819th ian-h-chamberlain 🇺🇸 784 127 126ms 4 Dec 2025 820th snoozingnewt 🇨🇦 783 102 104ms 13 Sep 2025 821st KenanSi 781 32 6ms 24 Feb 2022 821st ashtraypettingzoo 🇺🇸 781 32 6ms 5 Apr 2023 823rd Shanethegamer 🇺🇸 780 74 161ms 19 Aug 2024 824th Andrey2001 779 86 410ms 23 days ago 825th frosster 🇨🇦 779 98 20ms 10 days ago 826th aposteriorist 🇨🇦 779 106 452ms 5 Mar 2022 827th 2011-Chan-Ethan 777 90 330ms 12 Jul 2023 827th inverseLorentz 🇦🇺 777 90 304ms 3 May 2024 829th KasperKivimaeki 🇫🇮 777 157 29ms 2 days ago 830th yzhs 🇩🇪 776 39 36ms 21 Jun 2022 831st SirBogman 🇺🇸 776 48 234ms 4 Nov 2021 831st SirFireball3521 776 48 240ms 21 Mar 2023 833rd Re-Adventures 🇮🇳 776 122 59ms 14 Aug 2022 834th prplz 🇦🇺 775 64 1,317ms 20 Sep 2021 835th snoozingnewt 🇨🇦 773 105 130ms 3 Oct 2025 836th ovs-code 🇩🇪 772 127 27ms 26 Dec 2022 837th DialFrost 🇸🇬 772 129 147ms 5 Apr 2025 838th Shanethegamer 🇺🇸 771 93 14ms 8 Apr 2024 839th DialFrost 🇸🇬 771 127 103ms 29 Nov 2025 840th FlyingPenguin223 770 62 55ms 16 Nov 2023 840th Babafaba 770 62 39ms 15 Oct 2025 842nd jared-hughes 770 77 11ms 14 Mar 2022 842nd Re-Adventures 🇮🇳 770 77 12ms 14 Aug 2022 842nd lyphyser 770 77 12ms 3 Jun 2023 842nd helbling 🇨🇭 770 77 12ms 4 Jul 2024 846th KatieLG 🇬🇧 770 111 135ms 14 Jan 2023 847th hjcafaroUC 768 91 20ms 26 Oct 2021 847th adoxography 768 91 20ms 18 Dec 2021 847th j-Ewan 768 91 19ms 16 Feb 2022 847th MaxElf999 768 91 21ms 29 Sep 2022 847th AlexanderFair 768 91 19ms 13 Jul 2023 847th chartung17 768 91 19ms 14 Jan 2024 847th NerdyMcNerd42 768 91 13ms 22 Mar 2024 854th emgordon154 768 146 19ms 10 Jun 2025 855th NewDefectus 🇮🇱 767 64 50ms 21 Sep 2021 856th prplz 🇦🇺 767 91 2ms 19 Dec 2021 857th snoozingnewt 🇨🇦 767 92 2,363ms 27 Sep 2025 858th MeWhenI 🇻🇦 766 244 16ms 28 Aug 2023 859th strout 765 89 172ms 15 Aug 2022 860th jared-hughes 764 123 503ms 24 Sep 2025 860th Babafaba 764 123 440ms 14 Oct 2025 862nd kTheLemon 763 100 2ms 2 Apr 2025 863rd UnderKoen 🇳🇱 763 147 34ms 20 Apr 2023 864th prplz 🇦🇺 761 49 211ms 27 Sep 2021 865th shawphy 761 78 15ms 12 Oct 2021 866th DialFrost 🇸🇬 761 112 41ms 13 Feb 2025 867th Indivicivet 760 92 321ms 26 Oct 2021 867th nullie 760 92 20ms 8 Jun 2022 867th jbjd 760 92 20ms 23 Nov 2024 867th 5quiwyrm 760 92 246ms 25 Nov 2024 867th qpwoeirut 760 92 22ms 23 Nov 2025 872nd Irratix 🇳🇱 759 92 2ms 19 Dec 2021 873rd Shanethegamer 🇺🇸 759 93 2,353ms 27 Oct 2024 874th gnuvince 758 33 36ms 2 Aug 2024 874th codereport 🇨🇦 758 33 6ms 21 Apr 2025 876th Andriamanitra 🇫🇮 758 63 49ms 20 Jul 2022 877th Irratix 🇳🇱 756 90 141ms 24 Sep 2021 878th Yewzir 🇧🇪 756 99 40ms 18 Dec 2024 879th jared-hughes 755 101 2ms 17 Mar 2022 880th Yewzir 🇧🇪 755 102 395ms 13 Jan 2024 First Prev 801–880 of 2,076 Next Last