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 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 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 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 Knight 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 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 Knight 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 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 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 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 352nd Azearia 750 76 26 Feb 2024 352nd khavik 750 76 29 May 2024 352nd Ythaenagor 750 76 5 Aug 2024 352nd martion2007 750 76 9 Aug 2024 352nd sjrct 750 76 10 Aug 2024 352nd Mathrew2012 750 76 9 Nov 2024 352nd kawrei 750 76 4 May 2025 383rd cooljoseph1 740 77 6 May 2022 383rd krcs 🇵🇱 740 77 11 May 2022 383rd kenballus 740 77 13 Jul 2022 383rd 104210 740 77 29 Jul 2022 383rd andre-de-lorde 740 77 1 Sep 2022 383rd zstephe 740 77 2 Dec 2022 383rd badboj40 740 77 27 Dec 2022 383rd henrytranter 740 77 11 Jan 2023 383rd DragonaireM 740 77 6 Feb 2023 383rd Ty-Cyr 740 77 14 Jul 2023 383rd camieac 🇬🇧 740 77 14 Jul 2023 383rd MisterrLuck 740 77 7 Sep 2023 383rd alexjurkiewicz 🇦🇺 740 77 7 Nov 2023 383rd askipio 740 77 22 Nov 2023 383rd enbyte 740 77 9 Dec 2023 383rd trinityy-7 740 77 17 Dec 2023 383rd PyryL 🇫🇮 740 77 23 Aug 2024 383rd CyberTapir 740 77 27 Aug 2024 383rd Emutis 🇱🇹 740 77 9 Oct 2024 383rd junten1 740 77 20 Oct 2024 383rd croc54 740 77 24 Dec 2024 383rd za3k 740 77 3 Jun 2025 383rd 1024An 740 77 29 Jun 2025 383rd YAJUE114514 740 77 1 Jul 2025 407th AGoyet 731 78 29 Jul 2022 407th RYNO8 731 78 16 Aug 2022 407th TheCod-r 🇦🇶 731 78 28 Sep 2022 407th Marthe-CC 731 78 9 Oct 2022 407th Wildst 731 78 2 Nov 2022 407th nmgetahun 731 78 4 Dec 2022 407th Techdude01 731 78 13 Dec 2022 407th tvcv901 731 78 22 Mar 2023 407th oceko 731 78 24 Mar 2023 407th yoyoyonono 731 78 15 May 2023 407th Nic0M 731 78 13 Aug 2023 407th ssbhatt4321 731 78 14 Oct 2023 407th wyarde 731 78 7 Nov 2023 407th EthanJ-Brady 731 78 24 Dec 2023 407th adamreidsmith 731 78 16 Feb 2024 407th DGipe 731 78 13 May 2024 407th cyxv 731 78 2 Aug 2024 407th Europe2048 731 78 24 Nov 2024 407th GeneralFabian 731 78 14 Dec 2024 426th kevdah 722 79 27 May 2022 426th jacklynnepenick 722 79 22 Jun 2022 426th james-downey 722 79 9 Jul 2022 426th andre-lameirinhas 🇵🇹 722 79 26 Jul 2022 426th hamsterskywalker 722 79 7 Sep 2022 426th Pena86 722 79 14 Sep 2022 426th hymanimy 722 79 24 Nov 2022 426th Demonarchet 722 79 18 Apr 2023 426th dtaylor0 722 79 23 May 2023 426th neonchickens 722 79 6 Oct 2023 426th MWI-polygolf 722 79 6 Dec 2023 426th eddvrs 722 79 22 Dec 2023 426th tknight00 722 79 7 Mar 2024 426th thienudomsrirungruang 722 79 3 May 2024 426th IsaacAlexBarden 722 79 6 Feb 2025 426th taesungh 722 79 7 Jun 2025 426th benvreeves 722 79 16 days ago 443rd j-Ewan 713 80 13 May 2022 443rd osmith93 713 80 14 Jun 2022 443rd hjcafaroUC 713 80 21 Jun 2022 443rd dankleeman 713 80 8 Aug 2022 443rd dillon-duncando 713 80 4 Oct 2022 443rd DrPiranoid 713 80 11 Nov 2022 443rd mdnestor 713 80 23 Dec 2022 443rd 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