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 Hilbert Curve 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 Mandelbrot 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 Topological Sort Transpose Sentence Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka 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 Hilbert Curve 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 Mandelbrot 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 Topological Sort Transpose Sentence Trinomial Triangle 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time 440th eddvrs 722 79 22 Dec 2023 440th tknight00 722 79 7 Mar 2024 440th thienudomsrirungruang 722 79 3 May 2024 440th IsaacAlexBarden 722 79 6 Feb 2025 440th taesungh 722 79 7 Jun 2025 440th benvreeves 722 79 25 Jul 2025 440th saturzay 722 79 19 Aug 2025 458th j-Ewan 713 80 13 May 2022 458th osmith93 713 80 14 Jun 2022 458th hjcafaroUC 713 80 21 Jun 2022 458th dankleeman 713 80 8 Aug 2022 458th dillon-duncando 713 80 4 Oct 2022 458th DrPiranoid 713 80 11 Nov 2022 458th mdnestor 713 80 23 Dec 2022 458th Edjyzod 713 80 7 Mar 2023 458th henry-von-wichert 713 80 31 Mar 2023 458th Hortaros 713 80 16 Apr 2023 458th ankeetparikh 713 80 5 May 2023 458th Neonader 713 80 9 May 2023 458th nickgza 713 80 17 Aug 2023 458th MiranDaniel 🇨🇿 713 80 30 Aug 2023 458th Fanrco 713 80 31 Aug 2023 458th nyoshe 713 80 10 Oct 2023 458th AzroyAr 713 80 28 Dec 2023 458th Alex-Huggett 🇬🇧 713 80 13 Apr 2024 458th RobertHoeh 713 80 27 May 2024 458th LorenzoDeGaspari 713 80 27 May 2024 458th AstroOrbis 713 80 7 May 2025 458th vgamula 🇺🇦 713 80 16 Jul 2025 458th imoxyg 713 80 29 Aug 2025 481st abba23 704 81 26 May 2022 481st docd 704 81 8 Aug 2022 481st Smetalo 704 81 25 Aug 2022 481st glesnick 704 81 6 Sep 2022 481st Yareeeema 704 81 3 Nov 2022 481st RandGuy 704 81 23 Nov 2022 481st GWStuart 704 81 19 Dec 2022 481st wa1ker38552 704 81 22 May 2023 481st LimaoC 704 81 11 Aug 2023 481st robertovers 704 81 2 Oct 2023 481st HanaEndUser 704 81 15 Feb 2024 481st Loag 704 81 22 Sep 2024 481st julian-hoelz 704 81 23 Sep 2024 481st JesseNoEyes 🇺🇸 704 81 4 Oct 2024 481st GoldStar184 704 81 27 Nov 2024 481st ihatethefrench 704 81 5 Jan 2025 481st csharpython 704 81 2 Aug 2025 498th Ailko 🇧🇪 695 82 12 May 2022 498th joshmoody24 695 82 12 May 2022 498th andrewgopher 695 82 25 Jun 2022 498th estomagordo 🇳🇱 695 82 26 Oct 2022 498th ThatAlo 695 82 14 Nov 2022 498th twocatsinatrenchcoat 695 82 29 Nov 2022 498th aid-f 695 82 21 Mar 2023 498th nooby31415 695 82 3 Nov 2023 498th henrydukepickle 695 82 8 Dec 2023 498th amollberg 🇸🇪 695 82 3 Jan 2024 498th mrmena 🇦🇺 695 82 19 Mar 2024 498th rifatx 695 82 16 Jul 2024 498th NicoH76 695 82 24 Apr 2025 498th 0dyse 695 82 29 Apr 2025 498th some-function 695 82 2 Jul 2025 513th bonevbs 687 83 8 May 2022 513th feherd 687 83 20 May 2022 513th pbleich 687 83 24 Aug 2022 513th RoscoeSmith 687 83 20 Nov 2022 513th amadeusdotpng 687 83 22 Apr 2023 513th ross-i 687 83 5 Jul 2023 513th anonymaew 687 83 2 Aug 2023 513th mstang107 687 83 20 Dec 2023 513th LHLaurini 🇧🇷 687 83 26 Jun 2024 513th C0derX3 🇺🇸 687 83 18 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