Happy Numbers (Long) in all languages in chars. 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 Chars Time Submitted 826th primo-ppcg 🇹🇭 704 71 995ms 29 Nov 2021 827th Garklein 🇨🇦 704 84 20 Feb 2022 828th HumanoidCPU 704 121 113ms 22 Jun 2024 829th MeWhenI 🇻🇦 701 53 151ms 19 Sep 2021 829th GrayJoKing 🇦🇺 701 53 86ms 20 Sep 2021 829th sean-niemann 🇺🇸 701 53 161ms 20 Sep 2021 829th scpchicken 🇵🇼 701 53 141ms 19 Dec 2022 829th Steffan153 🇫🇮 701 53 172ms 27 Jan 2023 829th DialFrost 🇸🇬 701 53 160ms 28 Jan 2023 829th snoozingnewt 🇺🇸 701 53 1 Sep 2024 829th fuzzylojik-golf 🇺🇸 701 53 102ms 15 Sep 2025 837th janbehrens 🇩🇪 701 98 2ms 21 Sep 2021 837th RYNO8 701 98 2ms 16 Aug 2022 839th SirBogman 🇺🇸 700 80 524ms 15 Jan 2024 840th Shanethegamer 🇺🇸 700 86 26 May 2025 841st MeWhenI 🇻🇦 699 109 3ms 27 Dec 2022 842nd OhmNomNom 698 59 40ms 20 Oct 2022 842nd AlephSquirrel 698 59 74ms 14 Apr 2023 842nd FlyingPenguin223 698 59 51ms 18 Oct 2023 842nd SirBogman 🇺🇸 698 59 60ms 10 Jan 2024 842nd error256 698 59 64ms 13 May 2024 847th aposteriorist 🇨🇦 698 85 24ms 6 Feb 2022 847th Ailko 🇧🇪 698 85 77ms 5 May 2022 847th tkr-sh 🇫🇷 698 85 27ms 17 May 2022 847th Mikey-Beep 🇬🇧 698 85 20ms 15 Jun 2022 847th P-Quentin 🇫🇷 698 85 104ms 10 Aug 2022 847th 051 🇸🇬 698 85 21ms 19 Aug 2022 847th trist224 🇫🇷 698 85 79ms 18 Oct 2022 847th Ripick 698 85 20ms 1 Feb 2023 847th fkantelberg 698 85 22ms 7 Aug 2023 847th minhtrancccp 698 85 61ms 1 Nov 2023 847th wen1now 698 85 29ms 6 Nov 2023 847th stertooy 🇧🇪 698 85 21ms 14 Jun 2024 847th FranklinJiaChen 698 85 229ms 5 Aug 2024 847th KasperKivimaeki 🇫🇮 698 85 22ms 2 Jul 2025 861st Natanaelel 🇸🇪 697 33 66ms 22 Jul 2022 861st SirBogman 🇺🇸 697 33 71ms 10 Sep 2022 863rd raphaelimahorn 696 85 2 Oct 2021 863rd piano-miles 696 85 12 Mar 2023 863rd Mazn3k 696 85 15 Mar 2023 863rd coreynash 696 85 17 Oct 2023 867th MeWhenI 🇻🇦 696 101 24 Oct 2024 868th janbehrens 🇩🇪 695 109 376ms 21 Nov 2021 869th klixel 🇨🇦 694 143 166ms 11 May 2023 870th j-Ewan 693 170 247ms 10 Mar 2022 871st Mabeloid 🇳🇴 692 110 2ms 21 Sep 2024 872nd m42km 691 81 659ms 4 Feb 2024 873rd Alex-x90 🇺🇸 691 115 128ms 14 Nov 2022 874th dokutan 690 112 13ms 5 May 2024 875th msbranicky 690 218 1,855ms 16 Sep 2025 876th LeeCamp 689 86 199ms 15 Jan 2023 876th vishwathg 689 86 369ms 4 Feb 2023 876th cros107 🇦🇺 689 86 244ms 11 Oct 2023 876th logvp 689 86 3,408ms 12 Jan 2024 876th Bmrl7 689 86 12ms 29 Feb 2024 876th Grrisly 689 86 294ms 29 Mar 2024 876th resoNathan 689 86 16ms 18 Jul 2024 876th RaBa21 🇭🇺 689 86 14ms 11 Jul 2025 884th NewDefectus 🇮🇱 688 54 68ms 15 Dec 2021 884th LostSyntax21 🇬🇧 688 54 147ms 8 Jan 2025 886th rollershutter 688 68 3 Jul 2024 887th trinityy-7 688 86 6 Dec 2023 887th junkondo-jp 688 86 11ms 25 Jun 2024 889th cmayer777 688 136 60ms 7 Jan 2023 889th snoozingnewt 🇺🇸 688 136 408ms 15 days ago 891st madex 🇩🇪 687 100 2ms 10 Nov 2021 891st Babafaba 687 100 2ms 7 days ago 893rd olivermrose 🇺🇸 686 60 93ms 19 Sep 2021 893rd adoxography 686 60 48ms 18 Dec 2021 893rd jared-hughes 686 60 41ms 9 Sep 2022 893rd KatieLG 🇬🇧 686 60 42ms 19 days ago 897th msbranicky 684 184 28ms 3 Jan 2024 898th Re-Adventures 🇮🇳 683 111 385ms 15 Apr 2025 899th ashtraypettingzoo 🇺🇸 682 44 16 Feb 2023 900th scpchicken 🇵🇼 682 87 264ms 12 Jan 2022 First Prev 826–900 of 1,959 Next Last