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 675th didion0 🇺🇸 814 73 46ms 23 Nov 2021 675th KatieLG 🇬🇧 814 73 14ms 5 Apr 2022 675th emgordon154 814 73 10ms 7 Nov 2024 679th MeWhenI 🇻🇦 813 71 67ms 5 Apr 2025 680th andre-lameirinhas 🇵🇹 813 86 190ms 4 Nov 2021 680th RYNO8 813 86 63ms 16 Aug 2022 680th LeeCamp 813 86 217ms 15 Jan 2023 680th vishwathg 813 86 339ms 4 Feb 2023 680th cros107 🇦🇺 813 86 246ms 11 Oct 2023 680th logvp 813 86 3,317ms 12 Jan 2024 680th Bmrl7 813 86 12ms 29 Feb 2024 680th Grrisly 813 86 283ms 29 Mar 2024 680th SB-945 813 86 20ms 31 Mar 2024 680th resoNathan 813 86 13ms 18 Jul 2024 690th Shanethegamer 🇺🇸 813 100 121ms 19 Sep 2021 690th MichalMarsalek 🇨🇿 813 100 123ms 3 Mar 2022 692nd KenanSi 812 32 6ms 24 Feb 2022 692nd ashtraypettingzoo 🇺🇸 812 32 5ms 5 Apr 2023 694th ovs-code 🇩🇪 812 66 11ms 15 Aug 2024 694th sisyphus-ppcg 🇦🇺 812 66 16ms 19 Aug 2024 696th targrik 811 81 38ms 18 Jul 2025 697th OhmNomNom 810 59 40ms 20 Oct 2022 697th AlephSquirrel 810 59 74ms 14 Apr 2023 697th SirBogman 🇺🇸 810 59 60ms 10 Jan 2024 697th error256 810 59 64ms 13 May 2024 701st Alessandro-Balconi 🇮🇹 810 77 79ms 14 Jul 2023 702nd snyderek 🇺🇸 810 116 52ms 6 Oct 2024 703rd elgan65536 810 123 128ms 5 Mar 2024 704th NewDefectus 🇮🇱 809 54 68ms 15 Dec 2021 704th LostSyntax21 🇬🇧 809 54 147ms 8 Jan 2025 706th MeWhenI 🇻🇦 809 93 18ms 2 Oct 2022 707th Shanethegamer 🇺🇸 809 100 12ms 10 Sep 2022 708th AlephSquirrel 809 104 4ms 6 Aug 2024 709th Yewzir 🇧🇪 808 83 487ms 15 Jan 2024 710th AlephSquirrel 807 89 14ms 20 Apr 2023 711th MeWhenI 🇻🇦 806 90 2ms 10 Oct 2023 712th frankgraziano 806 232 37ms 31 Oct 2025 713th Steffan153 🇫🇮 805 95 20ms 21 Feb 2023 714th GrayJoKing 🇦🇺 804 72 151ms 3 Aug 2024 715th scpchicken 🇵🇼 804 87 229ms 12 Jan 2022 715th JuliaSzulc 804 87 20ms 16 Mar 2022 715th LHuitre 804 87 20ms 5 Jun 2022 715th betaveros 804 87 413ms 1 Jan 2023 715th croc54 804 87 234ms 8 Jan 2025 715th LostSyntax21 🇬🇧 804 87 204ms 8 Mar 2025 715th andrewjc2000 804 87 19ms 11 Aug 2025 722nd jared-hughes 804 124 131ms 10 Nov 2022 722nd Re-Adventures 🇮🇳 804 124 125ms 22 Jun 2023 724th snoozingnewt 🇺🇸 804 148 271ms 4 Feb 2024 725th c0d3-4-F00d 🇩🇪 803 74 11ms 5 Jan 2022 725th Maznek 803 74 11ms 19 Jun 2023 725th thisishowmymindworks 🇳🇴 803 74 108ms 9 Jun 2024 725th snoozingnewt 🇺🇸 803 74 11ms 1 Sep 2024 725th blaztoma 🇱🇹 803 74 11ms 10 days ago 730th GolfingSuccess 🇬🇷 803 117 55ms 19 Mar 2025 731st Natanaelel 🇸🇪 802 72 78ms 26 Sep 2023 732nd GolfingSuccess 🇬🇷 802 172 465ms 19 Jan 2025 733rd brimstonetrader 801 85 139ms 26 Jan 2024 734th albanian-laundromat 801 101 12ms 23 Sep 2025 735th inventshah 801 158 411ms 8 Sep 2022 736th primo-ppcg 🇹🇭 800 61 402ms 9 Feb 2022 737th DialFrost 🇸🇬 799 63 239ms 21 Jan 2025 738th DialFrost 🇸🇬 799 149 245ms 28 Jan 2023 738th LostSyntax21 🇬🇧 799 149 254ms 8 Jan 2025 740th MeWhenI 🇻🇦 798 100 105ms 15 Oct 2022 741st Shanethegamer 🇺🇸 798 105 14ms 17 Dec 2023 742nd Shanethegamer 🇺🇸 797 60 160ms 19 Sep 2021 742nd adoxography 797 60 48ms 18 Dec 2021 742nd jared-hughes 797 60 41ms 9 Sep 2022 745th msbranicky 797 91 3ms 11 Oct 2023 746th sisyphus-ppcg 🇦🇺 797 96 14ms 7 Apr 2022 746th DialFrost 🇸🇬 797 96 18ms 31 Oct 2024 746th sean-niemann 🇺🇸 797 96 21ms 9 Apr 2025 746th edsrzf 🇳🇿 797 96 12ms 26 Jul 2025 750th MeWhenI 🇻🇦 797 110 43ms 17 Feb 2023 First Prev 676–750 of 2,021 Next Last