Happy Numbers (Long) 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 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 Snake Sphenic Numbers Trinomial Triangle 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 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 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 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 Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 525th SirBogman 🇺🇸 844 36 21 Sep 2021 527th jared-hughes 844 151 27 Feb 2024 528th Steffan153 🇫🇮 843 89 3 Feb 2023 528th sisyphus-ppcg 🇦🇺 843 89 4 Feb 2023 530th MeWhenI 🇻🇦 843 163 28 Mar 2025 531st itsjustfreekie 842 83 20 Sep 2021 531st neihousaigaai 842 83 3 Jan 2022 531st cesarm4 842 83 16 Apr 2022 531st nstearns96 🇬🇧 842 83 27 Jan 2023 531st randolchance 842 83 16 Feb 2023 531st galloj 🇨🇿 842 83 5 Mar 2023 531st yzhs 🇩🇪 842 83 23 Jun 2023 531st Yewzir 🇧🇪 842 83 8 Oct 2023 531st m42km 842 83 12 Oct 2023 540th Yewzir 🇧🇪 842 118 5 Feb 2024 541st emplv 🇱🇻 841 78 19 Apr 2024 542nd snoozingnewt 🇺🇸 841 83 1 Sep 2024 542nd pardouin 🇫🇷 841 83 8 Oct 2024 542nd LostSyntax21 🇬🇧 841 83 8 Jan 2025 545th ovs-code 🇩🇪 841 190 9 Jul 2024 546th emgordon154 840 32 11 Sep 2024 547th Waffle3z 840 91 19 Sep 2021 547th primo-ppcg 🇹🇭 840 91 23 Sep 2021 547th JayXon 🇺🇸 840 91 3 Oct 2021 547th Lydxn 🇨🇦 840 91 9 Apr 2022 547th btnlq 840 91 27 Dec 2022 547th FlyingPenguin223 840 91 29 Oct 2024 553rd Shanethegamer 🇺🇸 839 31 13 Jan 2022 554th ovs-code 🇩🇪 839 69 3 Aug 2024 555th Shanethegamer 🇺🇸 839 95 14 Oct 2022 555th emplv 🇱🇻 839 95 28 Oct 2022 555th Yewzir 🇧🇪 839 95 28 Mar 2024 558th anter69 🇭🇺 838 57 30 Sep 2021 559th Irratix 🇳🇱 838 112 3 Jan 2022 560th SirBogman 🇺🇸 836 80 15 Jan 2024 560th Shanethegamer 🇺🇸 836 80 16 Jan 2024 562nd Yewzir 🇧🇪 836 88 21 Jan 2024 562nd rucin93 🇵🇱 836 88 22 Apr 2025 564th Shanethegamer 🇺🇸 835 95 16 Dec 2022 565th Shanethegamer 🇺🇸 835 102 20 Mar 2023 566th lynn 835 119 10 Mar 2022 566th ovs-code 🇩🇪 835 119 23 Jun 2023 566th mousetail 🇳🇱 835 119 15 Jan 2024 569th albanian-laundromat 833 105 2 days ago 570th Bonjour27891 🇻🇳 832 84 9 Feb 2022 570th RDShah 832 84 11 May 2022 570th fredrik-bakke 🇳🇴 832 84 2 Oct 2022 570th jakobkordez 🇸🇮 832 84 30 Oct 2022 570th thehylian 832 84 2 Jan 2023 570th badboj40 832 84 12 Feb 2023 570th firegene 🇮🇪 832 84 22 Dec 2023 570th moustave 832 84 26 Nov 2024 570th dokutan 832 84 24 Dec 2024 579th stackofbears 831 99 21 Mar 2022 580th MeWhenI 🇻🇦 831 113 29 Nov 2022 581st prplz 🇦🇺 830 103 18 Dec 2021 582nd inventshah 828 60 29 Sep 2023 582nd emgordon154 828 60 18 Nov 2024 584th Shanethegamer 🇺🇸 828 120 13 Jan 2022 584th MeWhenI 🇻🇦 828 120 9 May 2023 584th emgordon154 828 120 14 Mar 2025 587th janbehrens 🇩🇪 828 154 20 Sep 2021 588th ovs-code 🇩🇪 828 166 29 Mar 2025 588th emgordon154 828 166 21 May 2025 590th IanUtley 827 92 24 Oct 2023 591st m42km 826 81 4 Feb 2024 591st snoozingnewt 🇺🇸 826 81 11 Feb 2024 593rd inventshah 826 98 10 Sep 2022 593rd MeWhenI 🇻🇦 826 98 16 Aug 2023 595th sean-niemann 🇺🇸 825 106 21 Apr 2023 596th Waffle3z 824 58 19 Sep 2021 596th emgordon154 824 58 12 Dec 2021 596th jbbarth 🇫🇷 824 58 5 Nov 2022 599th neihousaigaai 824 72 2 Oct 2021 599th stefangimmillaro 824 72 29 Sep 2023 Prev 526–600 of 1,923 Next