The Mandelbrot hole will go live in approximately 12 hours. Why not try and solve it ahead of time?
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 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 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 Mandelbrot 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Mandelbrot 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 751st BlankSpruce 737 149 16 Jan 2022 752nd MeWhenI 🇻🇦 736 174 13 Feb 2025 753rd billings7 🇬🇧 735 105 12 Nov 2023 753rd MiffOttah 735 105 28 Nov 2024 755th fkantelberg 735 120 18 Jul 2023 755th Bmrl7 735 120 29 Feb 2024 755th elgan65536 735 120 1 Apr 2024 758th varhammer 🇷🇺 735 152 7 Nov 2024 759th jared-hughes 734 128 17 Mar 2022 760th aliakseikalosha 734 179 8 Oct 2024 761st JRaspass 🇬🇧 734 181 23 Sep 2022 762nd Waffle3z 733 74 12 Jan 2022 762nd olleicua 🇺🇸 733 74 16 Feb 2024 762nd emgordon154 733 74 25 Jun 2024 765th yzhs 🇩🇪 732 153 25 Jun 2023 766th mlugg 732 203 10 Aug 2024 767th GolfingSuccess 🇬🇷 731 80 17 Aug 2024 768th dokutan 731 97 24 days ago 769th Natanaelel 🇸🇪 729 121 12 Jan 2022 769th NerdyMcNerd42 729 121 20 Aug 2022 769th Kloppermand 🇩🇰 729 121 3 Oct 2022 769th ehulinsky 🇺🇸 729 121 15 May 2023 769th AbhilashaTandon 729 121 21 Sep 2023 769th davecame 729 121 2 Oct 2023 769th gussy420 729 121 23 Oct 2023 769th tobyLovick 729 121 13 Dec 2023 777th ericlangedijk 🇸🇮 728 106 19 Mar 2022 778th retrohun 728 151 30 Dec 2022 778th annaproxy 728 151 5 Jan 2023 780th Yewzir 🇧🇪 727 137 28 Nov 2023 781st MeWhenI 🇻🇦 725 72 13 Nov 2022 782nd janbehrens 🇩🇪 724 133 24 Nov 2022 783rd jared-hughes 723 75 9 Sep 2022 784th krcs 🇵🇱 723 98 2 May 2022 784th stefangimmillaro 723 98 12 Sep 2024 786th jm600 723 122 19 Apr 2022 786th krcs 🇵🇱 723 122 29 Apr 2022 786th bbakersmith 723 122 6 Jun 2022 786th nstearns96 🇬🇧 723 122 29 Nov 2022 786th stertooy 🇧🇪 723 122 11 Jun 2024 786th croc54 723 122 8 Jan 2025 786th Lv0Sys 🇵🇱 723 122 30 May 2025 793rd janbehrens 🇩🇪 723 130 23 Jun 2023 794th jared-hughes 723 152 24 Jun 2022 794th Betuaredead 723 152 7 Jan 2023 796th Shanethegamer 🇺🇸 722 138 6 Sep 2022 797th msbranicky 722 168 1 Oct 2023 798th GolfingSuccess 🇬🇷 721 43 22 Jul 2022 798th DialFrost 🇸🇬 721 43 3 Feb 2024 800th emgordon154 719 106 20 Feb 2025 801st Frowny 718 156 11 Jan 2022 802nd Fishyfii 718 183 30 Nov 2024 803rd gitbedd 🇬🇧 717 123 10 Jan 2022 803rd andre-lameirinhas 🇵🇹 717 123 8 Aug 2022 803rd MaxElf999 717 123 13 Sep 2022 803rd Mikey-Beep 🇬🇧 717 123 24 Aug 2023 803rd bac0id 717 123 22 Sep 2023 803rd HumanoidCPU 717 123 2 Mar 2025 809th GeorgeStechman 🇬🇧 716 99 19 May 2022 809th vphoebe 716 99 25 May 2022 809th elisherer 🇮🇱 716 99 5 Jun 2022 812th MeWhenI 🇻🇦 716 139 17 Feb 2023 813th Shanethegamer 🇺🇸 716 180 23 Apr 2022 814th revlayle 🇺🇸 715 108 20 Jan 2022 814th primo-ppcg 🇹🇭 715 108 20 Apr 2022 816th nullshallot 714 78 5 Jan 2025 817th duckyluuk 🇳🇱 714 108 13 Dec 2024 818th AlephSquirrel 714 136 14 May 2025 819th HallMatthew314 714 157 24 Jan 2022 820th dokutan 712 105 23 days ago 821st pandapawskat 712 132 7 Feb 2022 821st dokutan 712 132 13 Aug 2024 823rd Ailko 🇧🇪 711 124 6 May 2022 823rd qwjhvbxi 711 124 10 Feb 2024 823rd leon-w 711 124 24 Jul 2024 Prev 751–825 of 1,417 Next
