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 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 Topological Sort 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 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 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 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 Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 349th martion2007 750 76 9 Aug 2024 349th sjrct 750 76 10 Aug 2024 349th Mathrew2012 750 76 9 Nov 2024 349th kawrei 750 76 4 May 2025 380th cooljoseph1 740 77 6 May 2022 380th krcs 🇵🇱 740 77 11 May 2022 380th kenballus 740 77 13 Jul 2022 380th 104210 740 77 29 Jul 2022 380th andre-de-lorde 740 77 1 Sep 2022 380th zstephe 740 77 2 Dec 2022 380th badboj40 740 77 27 Dec 2022 380th henrytranter 740 77 11 Jan 2023 380th DragonaireM 740 77 6 Feb 2023 380th Ty-Cyr 740 77 14 Jul 2023 380th camieac 🇬🇧 740 77 14 Jul 2023 380th MisterrLuck 740 77 7 Sep 2023 380th alexjurkiewicz 🇦🇺 740 77 7 Nov 2023 380th askipio 740 77 22 Nov 2023 380th enbyte 740 77 9 Dec 2023 380th trinityy-7 740 77 17 Dec 2023 380th PyryL 🇫🇮 740 77 23 Aug 2024 380th CyberTapir 740 77 27 Aug 2024 380th Emutis 🇱🇹 740 77 9 Oct 2024 380th junten1 740 77 20 Oct 2024 380th croc54 740 77 24 Dec 2024 380th za3k 740 77 3 Jun 2025 380th 1024An 740 77 29 Jun 2025 380th YAJUE114514 740 77 1 Jul 2025 404th AGoyet 731 78 29 Jul 2022 404th RYNO8 731 78 16 Aug 2022 404th TheCod-r 🇦🇶 731 78 28 Sep 2022 404th Marthe-CC 731 78 9 Oct 2022 404th Wildst 731 78 2 Nov 2022 404th nmgetahun 731 78 4 Dec 2022 404th Techdude01 731 78 13 Dec 2022 404th tvcv901 731 78 22 Mar 2023 404th oceko 731 78 24 Mar 2023 404th yoyoyonono 731 78 15 May 2023 404th Nic0M 731 78 13 Aug 2023 404th ssbhatt4321 731 78 14 Oct 2023 404th wyarde 731 78 7 Nov 2023 404th EthanJ-Brady 731 78 24 Dec 2023 404th adamreidsmith 731 78 16 Feb 2024 404th DGipe 731 78 13 May 2024 404th cyxv 731 78 2 Aug 2024 404th Europe2048 731 78 24 Nov 2024 404th GeneralFabian 731 78 14 Dec 2024 423rd kevdah 722 79 27 May 2022 423rd jacklynnepenick 722 79 22 Jun 2022 423rd james-downey 722 79 9 Jul 2022 423rd andre-lameirinhas 🇵🇹 722 79 26 Jul 2022 423rd hamsterskywalker 722 79 7 Sep 2022 423rd Pena86 722 79 14 Sep 2022 423rd hymanimy 722 79 24 Nov 2022 423rd Demonarchet 722 79 18 Apr 2023 423rd dtaylor0 722 79 23 May 2023 423rd neonchickens 722 79 6 Oct 2023 423rd MWI-polygolf 722 79 6 Dec 2023 423rd eddvrs 722 79 22 Dec 2023 423rd tknight00 722 79 7 Mar 2024 423rd thienudomsrirungruang 722 79 3 May 2024 423rd IsaacAlexBarden 722 79 6 Feb 2025 423rd taesungh 722 79 7 Jun 2025 423rd benvreeves 722 79 5 days ago 440th j-Ewan 713 80 13 May 2022 440th osmith93 713 80 14 Jun 2022 440th hjcafaroUC 713 80 21 Jun 2022 440th dankleeman 713 80 8 Aug 2022 440th dillon-duncando 713 80 4 Oct 2022 440th DrPiranoid 713 80 11 Nov 2022 440th mdnestor 713 80 23 Dec 2022 440th Edjyzod 713 80 7 Mar 2023 440th henry-von-wichert 713 80 31 Mar 2023 440th Hortaros 713 80 16 Apr 2023 440th 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