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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 588th emgordon154 887 147 4 Dec 2024 588th CaedenHarper 🇨🇦 887 147 24 Jan 2025 588th rucin93 🇵🇱 887 147 23 Apr 2025 588th albanian-laundromat 887 147 20 Jul 2025 605th MeWhenI 🇻🇦 886 76 16 May 2023 606th kg583 🇺🇸 886 95 26 Jul 2025 607th MeWhenI 🇻🇦 885 52 2 Nov 2023 607th Yewzir 🇧🇪 885 52 7 Mar 2024 607th edsrzf 🇳🇿 885 52 17 Jan 2025 607th fuzzylojik-golf 🇺🇸 885 52 16 days ago 611th Shanethegamer 🇺🇸 885 83 12 May 2023 611th janbehrens 🇩🇪 885 83 26 Nov 2023 611th Yewzir 🇧🇪 885 83 11 Feb 2024 614th lynn 885 93 12 Jul 2023 615th jared-hughes 884 76 6 Mar 2022 615th Steffan153 🇫🇮 884 76 25 Feb 2023 617th KasperKivimaeki 🇫🇮 884 115 24 hours ago 618th MeWhenI 🇻🇦 883 75 12 Sep 2022 618th sean-niemann 🇺🇸 883 75 8 Oct 2024 620th marcin7Cd 883 77 11 Mar 2020 620th fuzzylojik-golf 🇺🇸 883 77 18 days ago 622nd pardouin 🇫🇷 882 63 29 Aug 2025 623rd prplz 🇦🇺 882 68 12 Oct 2021 623rd NewDefectus 🇮🇱 882 68 16 Dec 2021 625th emplv 🇱🇻 882 93 29 Jun 2022 626th Attero 🇸🇪 881 81 4 May 2020 626th c0d3-4-F00d 🇩🇪 881 81 5 Jan 2022 626th snoozingnewt 🇺🇸 881 81 20 days ago 626th AZTECCO 881 81 17 days ago 630th m-tkach 🇺🇦 881 98 9 Mar 2023 630th annaproxy 881 98 22 Oct 2023 630th Yewzir 🇧🇪 881 98 30 Dec 2023 633rd marcin7Cd 881 148 12 Oct 2020 633rd Attero 🇸🇪 881 148 12 Oct 2020 633rd GolfingSuccess 🇬🇷 881 148 1 May 2021 633rd sisyphus-ppcg 🇦🇺 881 148 30 May 2021 633rd lynn 881 148 1 Jun 2021 633rd SirBogman 🇺🇸 881 148 28 Nov 2021 633rd ovs-code 🇩🇪 881 148 22 Apr 2022 633rd scpchicken 🇵🇼 881 148 4 Feb 2023 641st benwilliamgraham 880 69 26 Jan 2019 641st OllieBoyne 🇬🇧 880 69 16 Jan 2021 641st eiburns 880 69 20 Jan 2022 641st vishwathg 880 69 16 Aug 2022 641st emirps 880 69 22 Feb 2023 641st Vaekor 880 69 9 Jul 2023 641st AVDestroyer 880 69 4 Sep 2023 641st m42km 880 69 7 Oct 2023 641st elgan65536 880 69 4 Apr 2024 650th Yewzir 🇧🇪 880 79 6 Dec 2023 651st primo-ppcg 🇹🇭 878 50 11 Oct 2020 651st o0lit3 🇺🇸 878 50 19 Apr 2021 651st armin-k1 878 50 8 Sep 2021 651st nwellnhof 🇩🇪 878 50 26 Dec 2021 651st Lydxn 🇨🇦 878 50 25 May 2022 651st saito-ta 🇯🇵 878 50 27 May 2022 657th sean-niemann 🇺🇸 877 88 6 Aug 2024 658th edsrzf 🇳🇿 877 96 30 Dec 2024 659th primo-ppcg 🇹🇭 876 116 21 Apr 2020 659th kkoenig 876 116 5 Jan 2024 661st KatieLG-Transpiler 🇬🇧 875 149 24 Jun 2022 662nd primo-ppcg 🇹🇭 874 53 19 Oct 2020 662nd MeWhenI 🇻🇦 874 53 15 Feb 2023 664th hemphen 874 84 28 Aug 2022 665th alo-gin 873 54 19 Oct 2018 665th hrrs01 873 54 14 Apr 2020 665th jared-hughes 873 54 9 Sep 2022 665th ovs-code 🇩🇪 873 54 9 May 2023 669th primo-ppcg 🇹🇭 873 77 13 Jul 2021 670th nwellnhof 🇩🇪 872 99 3 Jan 2022 670th Alex-x90 🇺🇸 872 99 20 Sep 2022 670th Steffan153 🇫🇮 872 99 28 Jan 2023 670th ovs-code 🇩🇪 872 99 3 Jun 2024 670th roupiq 🇵🇱 872 99 8 Jun 2024 670th Herbert00709 🇵🇱 872 99 8 Jun 2024 First Prev 601–675 of 3,059 Next Last