ISBN 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 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 Hilbert Curve 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 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 Groovy 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 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 Groovy 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 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 Hilbert Curve 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 597th davitf 781 113 30 Apr 2024 597th albanian-laundromat 781 113 28 Apr 2025 597th kbeat 🇰🇿 781 113 18 May 2025 604th edsrzf 🇳🇿 781 125 11 days ago 605th Skleni 780 99 6 Apr 2023 606th Shanethegamer 🇺🇸 780 104 4 Dec 2024 607th DialFrost 🇸🇬 780 113 24 May 2025 608th LHLaurini 🇧🇷 780 141 17 Jul 2024 609th MeWhenI 🇻🇦 779 43 1 Mar 2025 610th adamnielson42 🇺🇸 779 91 26 Apr 2023 611th MeWhenI 🇻🇦 779 96 25 Oct 2024 612th andersk 🇺🇸 779 156 30 Oct 2022 612th emgordon154 779 156 14 Mar 2025 614th fuzzylojik-golf 🇺🇸 778 98 6 Jul 2025 615th retrohun 777 121 30 Dec 2022 615th abc7-12 777 121 26 Jun 2024 617th DialFrost 🇸🇬 777 166 7 May 2025 618th DialFrost 🇸🇬 777 241 18 Apr 2025 619th JRaspass 🇬🇧 776 60 18 Jan 2023 620th Yewzir 🇧🇪 776 135 16 Dec 2023 620th Maximizer02 776 135 24 Sep 2024 622nd rak1507 🇬🇧 775 40 10 Jan 2022 622nd Frowny 775 40 13 Jan 2022 622nd jared-hughes 775 40 29 Jul 2022 622nd razetime 775 40 22 Aug 2022 626th stefangimmillaro 775 76 8 Jan 2023 626th MeWhenI 🇻🇦 775 76 10 May 2023 626th error256 775 76 14 Feb 2025 629th primo-ppcg 🇹🇭 775 118 9 Apr 2022 630th Steffan153 🇫🇮 775 132 5 Jul 2024 631st DialFrost 🇸🇬 775 142 14 Sep 2024 632nd Shanethegamer 🇺🇸 774 76 12 Oct 2022 633rd call23re 774 112 12 Jan 2022 634th aonkeeper4 774 114 5 Jul 2022 634th jared-hughes 774 114 7 Jul 2022 634th frankgraziano 774 114 8 Jan 2023 634th m42km 774 114 22 Nov 2023 634th thienudomsrirungruang 774 114 14 May 2024 634th jtaxen 774 114 8 Jun 2024 634th CutSandstone 774 114 8 Jul 2024 634th vhoulbreque 🇫🇷 774 114 9 Feb 2025 642nd Shanethegamer 🇺🇸 774 157 8 Oct 2022 643rd juliansiebert 🇩🇪 773 72 24 Jul 2022 644th strout 773 145 15 Aug 2022 645th crizin 🇰🇷 773 170 10 Sep 2023 646th Steffan153 🇫🇮 772 106 21 Jun 2024 647th maxpelic 🇺🇸 771 92 5 Jul 2022 647th astdefu 771 92 10 Dec 2022 647th two-bad 🇬🇧 771 92 25 Feb 2024 647th KatieLG 🇬🇧 771 92 8 Jul 2024 651st emplv 🇱🇻 771 101 6 Dec 2022 652nd c0d3-4-F00d 🇩🇪 771 122 21 Feb 2022 653rd albanian-laundromat 770 143 3 Jul 2025 654th primo-ppcg 🇹🇭 768 67 24 Jan 2022 655th Shanethegamer 🇺🇸 768 99 12 Dec 2022 656th jmerle 🇳🇱 767 115 22 Jan 2022 656th PiterAnnema 767 115 23 Mar 2022 656th AGoyet 767 115 29 Jun 2022 656th Eilonlif 🇮🇱 767 115 11 Sep 2022 656th IsmaelGSerrano 767 115 2 Nov 2022 656th bobbysq 767 115 22 Jan 2023 656th msbranicky 767 115 25 Jul 2023 656th Yewzir 🇧🇪 767 115 26 Dec 2023 656th ArenaGrenade 767 115 19 Feb 2024 656th NickTheEASDude 🇺🇸 767 115 15 May 2024 656th dokutan 767 115 13 Aug 2024 656th maxgodfrey2004 🇨🇦 767 115 8 Jan 2025 656th Pyroan 767 115 21 Feb 2025 656th chartung17 767 115 24 Mar 2025 670th DialFrost 🇸🇬 765 71 26 Dec 2024 671st edsrzf 🇳🇿 765 107 28 Jun 2025 672nd GrayJoKing 🇦🇺 765 126 1 Mar 2022 673rd MeWhenI 🇻🇦 765 194 5 Oct 2023 674th Jacob385 764 172 17 Sep 2024 675th CatsAreFluffy 763 57 9 Jan 2023 Prev 601–675 of 1,452 Next
