Collatz in Python 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 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 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 150th sultan 792 72 6 Jun 2022 150th BlankSpruce 792 72 9 Sep 2022 150th ValentinCassayre 792 72 8 Oct 2022 150th mathb0y512 792 72 1 Dec 2022 150th NoahBolohan 🇨🇦 792 72 28 Feb 2023 150th Kacarott 🇦🇺 792 72 24 Mar 2023 150th Fracture17 792 72 8 Apr 2023 150th ayushdewan 792 72 7 May 2023 150th cingulataluke 792 72 27 Aug 2023 150th PeterTillema 🇳🇱 792 72 17 Oct 2023 150th Glinte 792 72 11 Dec 2023 150th nanatsu8 792 72 11 May 2024 150th thej10n 792 72 12 Jun 2024 150th tobeannouncd 792 72 25 Apr 2025 150th smilesformiles3 792 72 14 hours ago 166th AdamHe17 781 73 31 May 2022 166th AliceFord 781 73 2 Jun 2022 166th Natanaelel 🇸🇪 781 73 16 Jun 2022 166th marcin7Cd 781 73 27 Jun 2022 166th vhoulbreque 🇫🇷 781 73 18 Aug 2022 166th tkr-sh 🇫🇷 781 73 8 Sep 2022 166th jroscoe5 781 73 15 Sep 2022 166th OhmNomNom 781 73 7 Oct 2022 166th 0-4849 781 73 1 Nov 2022 166th M0PKOBKA 781 73 19 Dec 2022 166th calumacutt 781 73 19 Dec 2022 166th thehylian 781 73 2 Jan 2023 166th fynnkroeger 781 73 6 Jan 2023 166th hunt-g 781 73 4 Feb 2023 166th jmerle 🇳🇱 781 73 16 Feb 2023 166th TaserTheFox 🇺🇸 781 73 14 Mar 2023 166th pinguicula 781 73 6 Apr 2023 166th TheoKeller1 781 73 11 Jun 2023 166th Mikey-Beep 🇬🇧 781 73 31 Aug 2023 166th eiburns 781 73 9 Oct 2023 166th htareque 781 73 13 Oct 2023 166th wearsunscreen 781 73 18 Oct 2023 166th bzijlema 🇳🇱 781 73 25 Oct 2023 166th Grrisly 781 73 10 Nov 2023 166th m42km 781 73 11 Nov 2023 166th GeneralPoxter 781 73 7 Dec 2023 166th logvp 781 73 12 Jan 2024 166th JoaoFelipe3 781 73 13 Jan 2024 166th ehulinsky 🇺🇸 781 73 16 Feb 2024 166th Lewenhaupt 781 73 23 Feb 2024 166th HETHAT 🇩🇿 781 73 12 Apr 2024 166th stertooy 🇧🇪 781 73 9 Jun 2024 166th jipsong 🇩🇪 781 73 23 Jul 2024 166th mattyhempstead 781 73 6 Oct 2024 166th wh3n3v3r 🇨🇿 781 73 18 Nov 2024 166th klixel 🇨🇦 781 73 18 Nov 2024 166th tjwrenn 781 73 10 Dec 2024 166th nullie 781 73 19 Dec 2024 166th ryyyn 🇺🇸 781 73 7 Jan 2025 166th maxgodfrey2004 🇨🇦 781 73 13 Feb 2025 166th andrewjc2000 781 73 23 Feb 2025 166th Languag3 781 73 27 Feb 2025 166th Bulmenisaurus 781 73 2 Mar 2025 166th souta-1326 781 73 1 Apr 2025 166th BenjaminHGong 781 73 18 days ago 211th TobyBoyne 🇬🇧 770 74 4 May 2022 211th RDShah 770 74 6 May 2022 211th Indivicivet 770 74 9 May 2022 211th CedricGebistorf 770 74 9 May 2022 211th ophact 770 74 11 May 2022 211th ImpressedByRocks 770 74 17 May 2022 211th LHuitre 770 74 2 Jun 2022 211th neihousaigaai 770 74 8 Jun 2022 211th rowboat1 770 74 10 Jun 2022 211th inverseLorentz 🇦🇺 770 74 13 Jun 2022 211th clementblaudeau 770 74 29 Jun 2022 211th adoxography 770 74 13 Jul 2022 211th Attero 🇸🇪 770 74 20 Jul 2022 211th Heathcorp 🇦🇺 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