The Mandelbrot hole will go live in approximately 8 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 526th emgordon154 800 234 18 Apr 2025 527th akshatj27 🇦🇶 798 68 10 Jan 2022 527th SirBogman 🇺🇸 798 68 19 May 2022 527th Shanethegamer 🇺🇸 798 68 27 May 2022 527th Haksell 🇦🇶 798 68 23 Feb 2023 527th anter69 🇭🇺 798 68 20 Nov 2023 532nd stefangimmillaro 798 152 28 Oct 2023 533rd lifthrasiir 🇰🇷 798 206 18 Dec 2024 534th sean-niemann 🇺🇸 797 118 3 Feb 2024 535th igmcdowell 796 89 24 Feb 2022 535th inventshah 796 89 21 Jun 2022 535th olleicua 🇺🇸 796 89 3 Feb 2024 535th kpal81xd 796 89 15 Sep 2024 539th Shanethegamer 🇺🇸 796 161 13 Feb 2025 540th SirBogman 🇺🇸 795 39 4 Oct 2022 541st prplz 🇦🇺 795 70 19 Jan 2022 541st SirBogman 🇺🇸 795 70 19 May 2022 543rd neihousaigaai 795 111 11 Jan 2022 543rd knutae 🇳🇴 795 111 18 Jan 2022 543rd rschwa6308 🇺🇸 795 111 22 Mar 2023 543rd zbreit 🇺🇸 795 111 22 Mar 2023 543rd InigoK 🇺🇸 795 111 14 Jun 2023 543rd CaedenHarper 🇨🇦 795 111 18 Jan 2025 543rd plcc0 795 111 3 Mar 2025 543rd emgordon154 795 111 25 Mar 2025 543rd BREMAUCY 🇫🇷 795 111 15 Apr 2025 552nd edsrzf 🇳🇿 795 160 5 May 2025 552nd m-tkach 🇺🇦 795 160 5 May 2025 554th SirBogman 🇺🇸 794 96 16 Jan 2024 555th ovs-code 🇩🇪 793 153 21 Jun 2023 556th MeWhenI 🇻🇦 792 123 30 Jan 2023 557th Salutations45 791 66 2 Jan 2025 558th KrausRaus 🇺🇸 791 106 11 Nov 2023 558th edsrzf 🇳🇿 791 106 6 Oct 2024 560th LHLaurini 🇧🇷 790 119 17 Jul 2024 561st GrayJoKing 🇦🇺 788 59 14 Jan 2022 561st Shanethegamer 🇺🇸 788 59 20 Jun 2022 563rd weliveinhell 🇭🇹 788 90 11 Jan 2024 564th tomh1012 788 98 31 Jan 2022 564th pkim 788 98 6 Apr 2023 564th danielxbauer 788 98 6 Apr 2023 564th meinsiedler 788 98 6 Apr 2023 564th postie77 788 98 8 May 2023 569th lynn 788 154 11 Mar 2022 569th The3gs 788 154 18 Aug 2023 571st emgordon154 787 95 15 Nov 2024 572nd guilhem-roy 🇫🇷 787 112 5 Jun 2022 572nd MeWhenI 🇻🇦 787 112 4 Aug 2023 572nd ahmetdemirag 🇨🇾 787 112 30 Jun 2024 575th edsrzf 🇳🇿 787 133 26 Apr 2025 576th 4hg 🇺🇸 786 69 30 Nov 2022 576th Andriamanitra 🇫🇮 786 69 17 Apr 2023 578th lifthrasiir 🇰🇷 786 97 2 Dec 2024 579th bwat2 786 167 13 Jan 2022 579th rifatx 786 167 23 Jul 2024 581st error256 786 238 18 Apr 2025 582nd sean-niemann 🇺🇸 784 127 1 Dec 2023 583rd adyache 🇺🇸 783 92 2 Aug 2023 584th commandblockguy 🇺🇸 781 113 3 Nov 2022 584th jakobkordez 🇸🇮 781 113 13 Nov 2022 584th mossprescott 781 113 16 Jan 2023 584th SB-945 781 113 19 Aug 2023 584th davitf 781 113 30 Apr 2024 584th albanian-laundromat 781 113 28 Apr 2025 584th kbeat 🇰🇿 781 113 18 May 2025 591st Skleni 780 99 6 Apr 2023 592nd msbranicky 780 112 10 Oct 2023 593rd DialFrost 🇸🇬 780 113 24 May 2025 594th MeWhenI 🇻🇦 779 43 1 Mar 2025 595th adamnielson42 🇺🇸 779 91 26 Apr 2023 596th MeWhenI 🇻🇦 779 96 25 Oct 2024 597th LHLaurini 🇧🇷 779 141 17 Jul 2024 598th Shanethegamer 🇺🇸 778 104 4 Dec 2024 599th retrohun 777 121 30 Dec 2022 599th abc7-12 777 121 26 Jun 2024 Prev 526–600 of 1,417 Next
