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 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 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 676th janbehrens 🇩🇪 814 73 10ms 20 Sep 2021 676th didion0 🇺🇸 814 73 41ms 23 Nov 2021 676th KatieLG 🇬🇧 814 73 15ms 5 Apr 2022 676th emgordon154 814 73 10ms 7 Nov 2024 680th MeWhenI 🇻🇦 813 71 67ms 5 Apr 2025 681st andre-lameirinhas 🇵🇹 813 86 190ms 4 Nov 2021 681st RYNO8 813 86 63ms 16 Aug 2022 681st LeeCamp 813 86 217ms 15 Jan 2023 681st vishwathg 813 86 339ms 4 Feb 2023 681st cros107 🇦🇺 813 86 246ms 11 Oct 2023 681st logvp 813 86 3,317ms 12 Jan 2024 681st Bmrl7 813 86 12ms 29 Feb 2024 681st Grrisly 813 86 283ms 29 Mar 2024 681st SB-945 813 86 20ms 31 Mar 2024 681st resoNathan 813 86 13ms 18 Jul 2024 691st Shanethegamer 🇺🇸 813 100 121ms 19 Sep 2021 691st MichalMarsalek 🇨🇿 813 100 123ms 3 Mar 2022 693rd KenanSi 812 32 6ms 24 Feb 2022 693rd ashtraypettingzoo 🇺🇸 812 32 5ms 5 Apr 2023 695th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 695th sisyphus-ppcg 🇦🇺 812 66 16ms 19 Aug 2024 697th targrik 811 81 38ms 18 Jul 2025 698th OhmNomNom 810 59 40ms 20 Oct 2022 698th AlephSquirrel 810 59 74ms 14 Apr 2023 698th SirBogman 🇺🇸 810 59 60ms 10 Jan 2024 698th error256 810 59 64ms 13 May 2024 702nd Alessandro-Balconi 🇮🇹 810 77 79ms 14 Jul 2023 703rd snyderek 🇺🇸 810 116 63ms 6 Oct 2024 704th elgan65536 810 123 128ms 5 Mar 2024 705th NewDefectus 🇮🇱 809 54 68ms 15 Dec 2021 705th LostSyntax21 🇬🇧 809 54 147ms 8 Jan 2025 707th MeWhenI 🇻🇦 809 93 18ms 2 Oct 2022 708th Shanethegamer 🇺🇸 809 100 12ms 10 Sep 2022 709th AlephSquirrel 809 104 4ms 6 Aug 2024 710th Yewzir 🇧🇪 808 83 487ms 15 Jan 2024 711th AlephSquirrel 807 89 14ms 20 Apr 2023 712th MeWhenI 🇻🇦 806 90 2ms 10 Oct 2023 713th frankgraziano 806 232 37ms 31 Oct 2025 714th Steffan153 🇫🇮 805 95 20ms 21 Feb 2023 715th GrayJoKing 🇦🇺 804 72 151ms 3 Aug 2024 716th scpchicken 🇵🇼 804 87 229ms 12 Jan 2022 716th JuliaSzulc 804 87 20ms 16 Mar 2022 716th LHuitre 804 87 20ms 5 Jun 2022 716th betaveros 804 87 413ms 1 Jan 2023 716th croc54 804 87 234ms 8 Jan 2025 716th LostSyntax21 🇬🇧 804 87 204ms 8 Mar 2025 716th andrewjc2000 804 87 19ms 11 Aug 2025 723rd jared-hughes 804 124 131ms 10 Nov 2022 723rd Re-Adventures 🇮🇳 804 124 125ms 22 Jun 2023 725th snoozingnewt 🇨🇦 804 148 271ms 4 Feb 2024 726th c0d3-4-F00d 🇩🇪 803 74 13ms 5 Jan 2022 726th Maznek 803 74 11ms 19 Jun 2023 726th thisishowmymindworks 🇳🇴 803 74 107ms 9 Jun 2024 726th snoozingnewt 🇨🇦 803 74 11ms 1 Sep 2024 726th blaztoma 🇱🇹 803 74 11ms 10 days ago 731st GolfingSuccess 🇬🇷 803 117 57ms 19 Mar 2025 732nd Natanaelel 🇸🇪 802 72 78ms 26 Sep 2023 733rd GolfingSuccess 🇬🇷 802 172 465ms 19 Jan 2025 734th brimstonetrader 801 85 139ms 26 Jan 2024 735th albanian-laundromat 801 101 12ms 23 Sep 2025 736th inventshah 801 158 415ms 8 Sep 2022 737th primo-ppcg 🇹🇭 800 61 402ms 9 Feb 2022 738th DialFrost 🇸🇬 799 63 269ms 21 Jan 2025 739th DialFrost 🇸🇬 799 149 245ms 28 Jan 2023 739th LostSyntax21 🇬🇧 799 149 254ms 8 Jan 2025 741st MeWhenI 🇻🇦 798 100 97ms 15 Oct 2022 742nd Shanethegamer 🇺🇸 798 105 14ms 17 Dec 2023 743rd Shanethegamer 🇺🇸 797 60 160ms 19 Sep 2021 743rd adoxography 797 60 48ms 18 Dec 2021 743rd jared-hughes 797 60 41ms 9 Sep 2022 746th msbranicky 797 91 3ms 11 Oct 2023 747th sisyphus-ppcg 🇦🇺 797 96 13ms 7 Apr 2022 747th DialFrost 🇸🇬 797 96 17ms 31 Oct 2024 747th sean-niemann 🇺🇸 797 96 20ms 9 Apr 2025 747th edsrzf 🇳🇿 797 96 10ms 26 Jul 2025 First Prev 676–750 of 2,022 Next Last