The Mandelbrot hole will go live in approximately 5 hours. Why not try and solve it ahead of time?
Collatz 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 582nd trist224 🇫🇷 900 74 21 Sep 2022 582nd Kloppermand 🇩🇰 900 74 7 Oct 2022 582nd knutae 🇳🇴 900 74 9 Oct 2022 582nd Troon 900 74 14 Oct 2022 582nd MaxElf999 900 74 14 Oct 2022 582nd jakobkordez 🇸🇮 900 74 19 Oct 2022 582nd Fishron 900 74 29 Nov 2022 582nd SniperSmiley 🇺🇸 900 74 6 Dec 2022 582nd elephantpanda 900 74 10 Dec 2022 582nd ArthurBond 900 74 19 Dec 2022 582nd ItsMeNoobieboy 900 74 20 Dec 2022 582nd Larspolo 900 74 25 Dec 2022 582nd dcc5480 900 74 12 Jan 2023 582nd Ripick 900 74 1 Feb 2023 582nd m3nt0ras 🇬🇷 900 74 3 Feb 2023 582nd Skwerl23 900 74 5 Feb 2023 582nd frankgraziano 900 74 19 Feb 2023 582nd BREMAUCY 🇫🇷 900 74 20 Feb 2023 582nd KenanHanke 900 74 21 Feb 2023 582nd DanielPeterssonAI 900 74 13 Mar 2023 582nd jiaminglimjm 🇲🇾 900 74 20 Mar 2023 582nd ejini6969 900 74 22 Mar 2023 582nd GulgDev 900 74 22 Mar 2023 582nd vrnprkh 900 74 30 Mar 2023 582nd RuyiLi 900 74 1 Apr 2023 582nd StardustGogeta 900 74 7 May 2023 582nd zbreit 🇺🇸 900 74 7 May 2023 582nd kyleclaassen 900 74 20 May 2023 582nd mbittner20 900 74 27 May 2023 582nd tweska 🇳🇱 900 74 5 Jun 2023 582nd rollershutter 900 74 7 Jul 2023 582nd 2011-Chan-Ethan 900 74 9 Jul 2023 582nd cros107 900 74 11 Aug 2023 582nd yourlefthandman 900 74 16 Aug 2023 582nd daisyyedda 900 74 17 Aug 2023 582nd cesarm4 900 74 29 Aug 2023 582nd midnattssol 🇸🇪 900 74 22 Sep 2023 582nd snoozingnewt 🇺🇸 900 74 23 Sep 2023 582nd lambda-abstraction 900 74 21 Oct 2023 582nd levavft 900 74 26 Oct 2023 582nd Buecherfresser 900 74 22 Nov 2023 582nd anarconic 900 74 8 Dec 2023 582nd AntoineBlondon 900 74 11 Dec 2023 582nd kurkale6ka 900 74 20 Dec 2023 582nd Dataen 900 74 10 Jan 2024 582nd Anonymousellama21 900 74 14 Mar 2024 582nd Bmrl7 900 74 23 Mar 2024 582nd cefqrn 900 74 26 May 2024 582nd drochom 900 74 18 Jun 2024 582nd hiichbindermax 900 74 22 Jun 2024 582nd wuzekai518 900 74 9 Jul 2024 582nd madex 🇩🇪 900 74 9 Jul 2024 582nd cykim8811 900 74 11 Jul 2024 582nd imelxr 🇮🇱 900 74 17 Aug 2024 582nd EnTerr 900 74 25 Aug 2024 582nd Mabeloid 🇳🇴 900 74 1 Sep 2024 582nd madeforlosers 900 74 5 Sep 2024 582nd LostSyntax21 🇬🇧 900 74 10 Sep 2024 582nd Deedogg 900 74 11 Sep 2024 582nd MassimoParisi 900 74 18 Sep 2024 582nd cdesodt 900 74 10 Oct 2024 582nd lifthrasiir 🇰🇷 900 74 13 Nov 2024 582nd agreegious 900 74 17 Nov 2024 582nd Stockoh 🇫🇷 900 74 17 Nov 2024 582nd Andrey135296 900 74 24 Nov 2024 582nd TralfamadorianComedian 900 74 6 Dec 2024 582nd bltnppcnt 900 74 3 Jan 2025 582nd ZorblaxV 900 74 12 Jan 2025 582nd yokasuretsu 900 74 13 Jan 2025 582nd Artemis21 🇬🇧 900 74 17 Jan 2025 582nd gdpr777 900 74 10 Feb 2025 582nd Pyroan 900 74 27 Mar 2025 582nd FEZfan 🇦🇺 900 74 19 Apr 2025 582nd Squimbletin 900 74 19 Apr 2025 582nd Kowalskiexe 🇵🇱 900 74 19 Apr 2025 Prev 601–675 of 3,159 Next
