Happy Numbers in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 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 Tower of Hanoi Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 Erlang 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 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 Erlang 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 590th pardouin 🇫🇷 888 147 11ms 20 Aug 2024 590th KatieLG 🇬🇧 888 147 11ms 26 Sep 2024 590th emgordon154 888 147 11ms 4 Dec 2024 590th CaedenHarper 🇨🇦 888 147 11ms 24 Jan 2025 590th rucin93 🇵🇱 888 147 11ms 23 Apr 2025 590th albanian-laundromat 888 147 11ms 20 Jul 2025 590th Babafaba 888 147 11ms 12 days ago 608th ovs-code 🇩🇪 887 87 495ms 29 Jul 2024 609th MeWhenI 🇻🇦 886 76 45ms 16 May 2023 610th MeWhenI 🇻🇦 885 52 69ms 2 Nov 2023 610th Yewzir 🇧🇪 885 52 81ms 7 Mar 2024 610th edsrzf 🇳🇿 885 52 74ms 17 Jan 2025 610th fuzzylojik-golf 🇺🇸 885 52 74ms 17 Sep 2025 614th Shanethegamer 🇺🇸 885 83 366ms 12 May 2023 614th janbehrens 🇩🇪 885 83 298ms 26 Nov 2023 614th Yewzir 🇧🇪 885 83 394ms 11 Feb 2024 617th lynn 885 93 29ms 12 Jul 2023 618th jared-hughes 884 76 1ms 6 Mar 2022 618th Steffan153 🇫🇮 884 76 3ms 25 Feb 2023 620th KasperKivimaeki 🇫🇮 884 115 320ms 2 Oct 2025 621st MeWhenI 🇻🇦 883 75 2ms 12 Sep 2022 621st sean-niemann 🇺🇸 883 75 3ms 8 Oct 2024 623rd marcin7Cd 883 77 172ms 11 Mar 2020 623rd fuzzylojik-golf 🇺🇸 883 77 153ms 15 Sep 2025 625th pardouin 🇫🇷 882 63 1,025ms 29 Aug 2025 626th prplz 🇦🇺 882 68 10ms 12 Oct 2021 626th NewDefectus 🇮🇱 882 68 9ms 16 Dec 2021 628th emplv 🇱🇻 882 93 26ms 29 Jun 2022 629th marcin7Cd 882 148 10ms 12 Oct 2020 629th Attero 🇸🇪 882 148 10ms 12 Oct 2020 629th GolfingSuccess 🇬🇷 882 148 10ms 1 May 2021 629th sisyphus-ppcg 🇦🇺 882 148 13ms 30 May 2021 629th lynn 882 148 12ms 1 Jun 2021 629th SirBogman 🇺🇸 882 148 12ms 28 Nov 2021 629th ovs-code 🇩🇪 882 148 11ms 22 Apr 2022 629th scpchicken 🇵🇼 882 148 11ms 4 Feb 2023 637th Attero 🇸🇪 881 81 2ms 4 May 2020 637th c0d3-4-F00d 🇩🇪 881 81 2ms 5 Jan 2022 637th snoozingnewt 🇺🇸 881 81 2ms 13 Sep 2025 637th AZTECCO 881 81 2ms 16 Sep 2025 637th Yax42 🇫🇷 881 81 2ms 23 days ago 642nd edsrzf 🇳🇿 881 96 40ms 30 Dec 2024 643rd m-tkach 🇺🇦 881 98 53ms 9 Mar 2023 643rd annaproxy 881 98 55ms 22 Oct 2023 643rd Yewzir 🇧🇪 881 98 57ms 30 Dec 2023 646th benwilliamgraham 880 69 10ms 26 Jan 2019 646th OllieBoyne 🇬🇧 880 69 10ms 16 Jan 2021 646th eiburns 880 69 10ms 20 Jan 2022 646th vishwathg 880 69 14ms 16 Aug 2022 646th emirps 880 69 11ms 22 Feb 2023 646th Vaekor 880 69 10ms 9 Jul 2023 646th AVDestroyer 880 69 10ms 4 Sep 2023 646th m42km 880 69 8ms 7 Oct 2023 646th elgan65536 880 69 12ms 4 Apr 2024 655th Yewzir 🇧🇪 880 79 109ms 6 Dec 2023 656th primo-ppcg 🇹🇭 878 50 39ms 11 Oct 2020 656th o0lit3 🇺🇸 878 50 11ms 19 Apr 2021 656th armin-k1 878 50 9ms 8 Sep 2021 656th nwellnhof 🇩🇪 878 50 18ms 26 Dec 2021 656th Lydxn 🇨🇦 878 50 40ms 25 May 2022 656th saito-ta 🇯🇵 878 50 20ms 27 May 2022 662nd sean-niemann 🇺🇸 877 88 384ms 6 Aug 2024 663rd primo-ppcg 🇹🇭 877 116 293ms 21 Apr 2020 663rd kkoenig 877 116 249ms 5 Jan 2024 665th KatieLG-Transpiler 🇬🇧 876 149 10ms 24 Jun 2022 666th JayXon 🇺🇸 875 143 1,770ms 15 Sep 2025 667th primo-ppcg 🇹🇭 874 53 262ms 19 Oct 2020 667th MeWhenI 🇻🇦 874 53 261ms 15 Feb 2023 669th alo-gin 874 54 44ms 19 Oct 2018 669th hrrs01 874 54 110ms 14 Apr 2020 669th jared-hughes 874 54 33ms 9 Sep 2022 669th ovs-code 🇩🇪 874 54 68ms 9 May 2023 673rd hemphen 874 84 363ms 28 Aug 2022 674th primo-ppcg 🇹🇭 873 77 1ms 13 Jul 2021 675th nwellnhof 🇩🇪 872 99 51ms 3 Jan 2022 First Prev 601–675 of 3,085 Next Last
