The Mandelbrot hole will go live in approximately 4 hours. Why not try and solve it ahead of time?
Card Number Validation 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 600th voidgloom 522 152 22 Oct 2024 602nd xyangst 519 153 1 Oct 2024 602nd dirckvdende 519 153 4 hours ago 604th sidok 514 109 13 Nov 2024 605th cdesodt 512 155 16 Oct 2024 606th nephila-nacrea 🇬🇧 509 77 2 Oct 2024 607th dokutan 509 143 19 Oct 2024 608th KatieLG 🇬🇧 509 146 2 Oct 2024 609th dokutan 507 126 8 days ago 610th Chinay-Domitrix 🇺🇸 507 131 30 Mar 2025 611th KatieLG 🇬🇧 506 140 1 Oct 2024 612th lhulinsky 506 157 21 Oct 2024 613th msbranicky 505 138 3 Oct 2024 614th ThatAlo 502 158 9 Dec 2024 615th MeWhenI 🇻🇦 499 149 4 Oct 2024 616th jlangvand 496 141 15 Oct 2024 616th HumanoidCPU 496 141 7 Mar 2025 618th CheeseCake628 🇳🇴 496 160 5 Nov 2024 619th Mabeloid 🇳🇴 495 133 2 Oct 2024 620th pres-abhisheksinha 493 161 8 Oct 2024 621st TheRealOhead 🇺🇸 490 131 1 Oct 2024 622nd ibixina 490 162 13 Oct 2024 622nd TheAtrossian 490 162 5 Jan 2025 624th HumanoidCPU 488 145 5 Oct 2024 625th JunkIce 484 136 3 Dec 2024 626th h-hh-hhh 🇺🇦 484 177 2 Nov 2024 627th Mabeloid 🇳🇴 482 145 2 Oct 2024 628th Vaekor 481 165 15 Dec 2024 629th snoozingnewt 🇺🇸 480 137 27 Jan 2025 630th alphafalfa 476 92 8 Nov 2024 631st KatieLG 🇬🇧 476 108 13 Oct 2024 632nd h-hh-hhh 🇺🇦 476 147 2 Nov 2024 633rd mitzal 476 180 9 Feb 2025 634th MiffOttah 472 150 6 Oct 2024 635th Maximizer02 472 201 1 Oct 2024 636th JesseNoEyes 🇺🇸 470 169 1 Oct 2024 637th ejini6969 467 102 16 days ago 638th zyc-2024 🇨🇳 467 170 5 Oct 2024 639th ComputerKWasTaken 🇺🇸 464 171 14 Oct 2024 640th varhammer 🇷🇺 463 223 23 Feb 2025 641st Yewzir 🇧🇪 460 171 26 Dec 2024 642nd madex 🇩🇪 458 104 2 Oct 2024 643rd dokutan 451 63 26 Nov 2024 644th IISResetMe 447 104 27 Mar 2025 645th OSYCh314 🇦🇺 446 178 2 Nov 2024 646th dokutan 445 109 19 Oct 2024 647th grey0ut 443 105 11 Jan 2025 648th calum12345 441 180 26 Mar 2025 649th MyXoToD 🇩🇪 439 146 26 May 2025 650th zt14427 436 182 27 Dec 2024 651st IoLimmer 434 183 10 Oct 2024 652nd aksyristos 431 184 15 Nov 2024 653rd dokutan 424 132 3 Oct 2024 654th dieggsy 418 247 10 Oct 2024 655th MeWhenI 🇻🇦 417 143 2 Oct 2024 656th CheeseCake628 🇳🇴 411 160 19 May 2025 657th Mabeloid 🇳🇴 403 159 12 Oct 2024 658th Ralac07 🇦🇺 396 162 3 Oct 2024 659th snoozingnewt 🇺🇸 383 176 2 Oct 2024 659th fischfood 383 176 22 Oct 2024 661st c0d3-4-F00d 🇩🇪 380 184 9 Jan 2025 662nd ehulinsky 🇺🇸 378 158 2 Apr 2025 663rd RedzGoose 🇦🇺 369 187 2 Oct 2024 664th RobGLambert 369 232 22 days ago 665th P1nk-P0nk 367 215 18 Oct 2024 666th gautambp 364 218 6 days ago 667th sciencejiho 355 197 11 Feb 2025 668th The-Wolfson 348 230 16 Dec 2024 669th RobGLambert 340 273 22 days ago 670th Ernest1338 338 275 26 Oct 2024 671st noahhorlacher 336 191 7 Dec 2024 672nd te-chnical 308 258 4 May 2025 673rd ReterikHub 276 310 17 Jan 2025 674th MeWhenI 🇻🇦 270 407 6 Oct 2024 675th arebbsba 268 296 9 Jan 2025 Prev 601–675 of 696 Next
