The Mandelbrot hole will go live in approximately 12 hours. Why not try and solve it ahead of time?
Pernicious 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 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 Chars Time 70th copy 960 25 26 Sep 2024 70th Natanaelel 🇸🇪 960 25 1 Mar 2025 78th primo-ppcg 🇹🇭 960 46 20 Nov 2022 78th nwellnhof 🇩🇪 960 46 26 Nov 2022 78th JayXon 🇺🇸 960 46 27 Nov 2022 78th Lydxn 🇨🇦 960 46 20 Jul 2023 78th lukegustafson 🇺🇸 960 46 8 Mar 2024 78th pardouin 🇫🇷 960 46 21 Apr 2025 84th Lydxn 🇨🇦 958 41 14 Jan 2023 85th primo-ppcg 🇹🇭 954 37 20 Nov 2022 85th nwellnhof 🇩🇪 954 37 26 Nov 2022 85th Lydxn 🇨🇦 954 37 20 Jul 2023 88th ovs-code 🇩🇪 954 52 22 Nov 2022 88th nwellnhof 🇩🇪 954 52 23 Nov 2022 88th xnor-gate 954 52 26 Nov 2022 88th annaproxy 954 52 8 Jan 2023 88th lynn 954 52 4 Feb 2023 88th Rubiksmath 954 52 20 Jul 2023 88th commandblockguy 🇺🇸 954 52 22 Aug 2023 88th anter69 🇭🇺 954 52 2 Apr 2024 88th jatloe 954 52 24 Aug 2024 88th lifthrasiir 🇰🇷 954 52 10 Nov 2024 88th emgordon154 954 52 13 Apr 2025 88th 4atj 954 52 2 hours ago 100th Steffan153 🇫🇮 953 27 14 Jan 2023 100th pardouin 🇫🇷 953 27 24 Oct 2024 102nd Lydxn 🇨🇦 947 48 16 Jan 2024 102nd sean-niemann 🇺🇸 947 48 17 Jan 2024 102nd DialFrost 🇸🇬 947 48 17 Jan 2024 102nd JayXon 🇺🇸 947 48 17 Jan 2024 102nd m-tkach 🇺🇦 947 48 21 Jan 2024 102nd kg583 🇺🇸 947 48 11 Mar 2024 102nd Steffan153 🇫🇮 947 48 12 Mar 2024 102nd xsot 🇸🇬 947 48 14 May 2024 102nd pardouin 🇫🇷 947 48 24 Jun 2024 102nd b-illy 🇬🇧 947 48 7 Sep 2024 112th GrayJoKing 🇦🇺 946 28 20 Mar 2025 113th JayXon 🇺🇸 945 44 20 Nov 2022 113th Lydxn 🇨🇦 945 44 20 Nov 2022 113th Steffan153 🇫🇮 945 44 14 Jan 2023 113th ovs-code 🇩🇪 945 44 24 Oct 2023 113th sean-niemann 🇺🇸 945 44 24 Oct 2023 113th DialFrost 🇸🇬 945 44 21 Dec 2023 119th ovs-code 🇩🇪 943 44 12 Sep 2024 119th GrayJoKing 🇦🇺 943 44 13 Sep 2024 119th Kacarott 🇦🇺 943 44 13 Sep 2024 119th error256 943 44 13 Sep 2024 119th pardouin 🇫🇷 943 44 13 Sep 2024 119th dokutan 943 44 13 Sep 2024 119th DialFrost 🇸🇬 943 44 25 Sep 2024 119th edsrzf 🇳🇿 943 44 3 Nov 2024 119th Shanethegamer 🇺🇸 943 44 22 Nov 2024 119th primo-ppcg 🇹🇭 943 44 5 Apr 2025 119th sean-niemann 🇺🇸 943 44 7 Apr 2025 130th nwellnhof 🇩🇪 943 56 26 Nov 2022 130th JayXon 🇺🇸 943 56 27 Nov 2022 130th Lydxn 🇨🇦 943 56 20 Jul 2023 133rd DialFrost 🇸🇬 939 33 6 Jun 2024 134th primo-ppcg 🇹🇭 937 50 20 Nov 2022 134th Lydxn 🇨🇦 937 50 20 Jul 2023 136th prplz 🇦🇺 936 53 27 Nov 2022 136th sisyphus-ppcg 🇦🇺 936 53 20 Jan 2023 136th jared-hughes 936 53 20 Jan 2023 136th 5cw 🇺🇸 936 53 2 Aug 2024 140th JayXon 🇺🇸 931 47 5 Aug 2024 140th Lydxn 🇨🇦 931 47 6 Aug 2024 140th lukegustafson 🇺🇸 931 47 12 Aug 2024 143rd sisyphus-ppcg 🇦🇺 929 51 21 Jul 2023 144th CaedenHarper 🇨🇦 928 49 19 Sep 2024 145th Lydxn 🇨🇦 928 68 7 Feb 2023 145th JayXon 🇺🇸 928 68 7 Feb 2023 147th btnlq 927 48 26 Aug 2024 148th JayXon 🇺🇸 927 55 27 Nov 2022 148th btnlq 927 55 28 Dec 2022 148th Lydxn 🇨🇦 927 55 20 Jul 2023 Prev 76–150 of 1,609 Next