Leyland Numbers 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 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 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 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 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 Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 595th BrunoVisnadi 🇧🇷 746 81 10ms 20 Oct 2025 602nd emgordon154 744 90 11ms 1 Aug 2024 603rd nwellnhof 🇩🇪 743 57 41ms 28 Oct 2021 603rd GrayJoKing 🇦🇺 743 57 61ms 30 Nov 2023 603rd DialFrost 🇸🇬 743 57 162ms 1 Jun 2024 606th GrayJoKing 🇦🇺 743 156 40ms 4 Jan 2023 607th jtaxen 742 92 145ms 19 Jun 2024 608th ovs-code 🇩🇪 742 104 20ms 11 Dec 2023 609th janbehrens 🇩🇪 740 58 423ms 1 Nov 2021 609th Shanethegamer 🇺🇸 740 58 765ms 17 Feb 2023 611th retrohun 740 82 2ms 9 Nov 2022 612th scpchicken 🇵🇼 739 60 120ms 2 Feb 2022 613th btjones0 739 170 216ms 31 Dec 2020 614th DialFrost 🇸🇬 738 153 191ms 13 days ago 615th lukasthaler 737 82 11ms 11 Sep 2020 615th HumanEquivalentUnit 737 82 9ms 12 Oct 2020 615th stordev 737 82 616ms 26 Feb 2021 615th lemogne 737 82 9ms 10 Aug 2021 615th j-Ewan 737 82 13ms 11 Mar 2022 615th TheoKeller1 737 82 16ms 6 Jun 2023 615th Andriamanitra 🇫🇮 737 82 9ms 26 Jul 2023 615th dirckvdende 737 82 9ms 21 Jul 2025 623rd cywong-amino 🇭🇰 736 91 9ms 30 Jul 2020 623rd Shanethegamer 🇺🇸 736 91 9ms 10 Mar 2022 623rd dmrichwa 🇺🇸 736 91 9ms 4 Oct 2022 626th Irratix 🇳🇱 734 93 172ms 1 Nov 2021 627th MeWhenI 🇻🇦 734 105 12ms 9 May 2024 628th GrayJoKing 🇦🇺 734 150 4ms 22 hours ago 629th GrayJoKing 🇦🇺 733 133 465ms 6 Jun 2022 630th Shanethegamer 🇺🇸 733 158 31ms 20 Sep 2023 631st MeWhenI 🇻🇦 732 77 223ms 29 Jan 2023 632nd snoozingnewt 🇺🇸 731 77 5ms 13 Oct 2025 633rd KrausRaus 🇺🇸 731 96 9ms 21 Dec 2021 634th olivermrose 🇺🇸 730 58 40ms 3 Oct 2021 634th stefangimmillaro 730 58 42ms 27 Oct 2021 634th SirBogman 🇺🇸 730 58 39ms 8 Jun 2022 634th sisyphus-ppcg 🇦🇺 730 58 38ms 11 Jul 2022 634th tatzyr 🇯🇵 730 58 43ms 24 Nov 2024 634th KatieLG 🇬🇧 730 58 41ms 2 Oct 2025 640th annaproxy 730 155 340ms 1 Apr 2022 640th snoozingnewt 🇺🇸 730 155 420ms 13 Oct 2025 642nd bstrautin 728 83 10ms 27 Jul 2020 642nd neihousaigaai 728 83 9ms 8 May 2021 642nd commandblockguy 🇺🇸 728 83 13ms 5 Sep 2022 642nd glesnick 728 83 10ms 12 Oct 2022 642nd AbhilashaTandon 728 83 9ms 23 Nov 2022 642nd badboj40 728 83 9ms 27 Dec 2022 642nd Just4FunCoder 728 83 16ms 22 Mar 2023 642nd cingulataluke 728 83 12ms 28 Aug 2023 642nd levavft 728 83 13ms 26 Oct 2023 642nd Anonymousellama21 728 83 9ms 9 Aug 2024 642nd Andre3582 728 83 9ms 10 Oct 2025 653rd KrausRaus 🇺🇸 728 92 10ms 12 Nov 2020 653rd SadiinsoSnowfall 🇫🇷 728 92 9ms 19 Feb 2024 655th Andriamanitra 🇫🇮 727 59 501ms 26 Jul 2023 656th NewDefectus 🇮🇱 726 129 147ms 18 Feb 2021 657th jared-hughes 725 104 17ms 27 Nov 2021 658th inventshah 725 110 3ms 12 Sep 2022 659th perlebach 🇨🇿 724 143 3,332ms 10 Jun 2025 660th gjoacorp 🇬🇧 723 172 2,376ms 4 Aug 2025 661st BBoehm 🇩🇪 720 93 10ms 18 Feb 2021 661st helbling 🇨🇭 720 93 9ms 29 May 2024 663rd tomh1012 720 157 365ms 5 Sep 2025 664th Jacob385 719 80 3,870ms 9 Apr 2024 664th commandblockguy 🇺🇸 719 80 586ms 1 Sep 2025 666th Indivicivet 719 84 18ms 17 Oct 2021 666th Nigel-C 719 84 10ms 30 May 2022 666th OhmNomNom 719 84 9ms 14 Oct 2022 666th betaveros 719 84 10ms 31 Dec 2022 670th albanian-laundromat 719 137 103ms 12 days ago 671st hiddicop 🇸🇪 718 59 47ms 29 Jan 2021 671st Shanethegamer 🇺🇸 718 59 41ms 16 Feb 2023 671st BREMAUCY 🇫🇷 718 59 42ms 21 May 2023 671st Natanaelel 🇸🇪 718 59 40ms 15 Jan 2024 671st snoozingnewt 🇺🇸 718 59 35ms 2 Oct 2025 First Prev 601–675 of 1,821 Next Last