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 367th Ty-Cyr 740 77 14 Jul 2023 367th camieac 🇬🇧 740 77 14 Jul 2023 367th MisterrLuck 740 77 7 Sep 2023 367th alexjurkiewicz 🇦🇺 740 77 7 Nov 2023 367th askipio 740 77 22 Nov 2023 367th enbyte 740 77 9 Dec 2023 367th trinityy-7 740 77 17 Dec 2023 367th PyryL 🇫🇮 740 77 23 Aug 2024 367th CyberTapir 740 77 27 Aug 2024 367th Emutis 🇱🇹 740 77 9 Oct 2024 367th junten1 740 77 20 Oct 2024 367th croc54 740 77 24 Dec 2024 367th za3k 740 77 11 days ago 389th AGoyet 731 78 29 Jul 2022 389th RYNO8 731 78 16 Aug 2022 389th TheCod-r 🇦🇶 731 78 28 Sep 2022 389th Marthe-CC 731 78 9 Oct 2022 389th Wildst 731 78 2 Nov 2022 389th nmgetahun 731 78 4 Dec 2022 389th Techdude01 731 78 13 Dec 2022 389th tvcv901 731 78 22 Mar 2023 389th oceko 731 78 24 Mar 2023 389th yoyoyonono 731 78 15 May 2023 389th Nic0M 731 78 13 Aug 2023 389th ssbhatt4321 731 78 14 Oct 2023 389th wyarde 731 78 7 Nov 2023 389th EthanJ-Brady 731 78 24 Dec 2023 389th adamreidsmith 731 78 16 Feb 2024 389th DGipe 731 78 13 May 2024 389th cyxv 731 78 2 Aug 2024 389th Europe2048 731 78 24 Nov 2024 389th GeneralFabian 731 78 14 Dec 2024 408th kevdah 722 79 27 May 2022 408th jacklynnepenick 722 79 22 Jun 2022 408th james-downey 722 79 9 Jul 2022 408th andre-lameirinhas 🇵🇹 722 79 26 Jul 2022 408th hamsterskywalker 722 79 7 Sep 2022 408th Pena86 722 79 14 Sep 2022 408th hymanimy 722 79 24 Nov 2022 408th Demonarchet 722 79 18 Apr 2023 408th dtaylor0 722 79 23 May 2023 408th neonchickens 722 79 6 Oct 2023 408th MWI-polygolf 722 79 6 Dec 2023 408th eddvrs 722 79 22 Dec 2023 408th tknight00 722 79 7 Mar 2024 408th thienudomsrirungruang 722 79 3 May 2024 408th IsaacAlexBarden 722 79 6 Feb 2025 408th taesungh 722 79 7 days ago 424th j-Ewan 713 80 13 May 2022 424th osmith93 713 80 14 Jun 2022 424th hjcafaroUC 713 80 21 Jun 2022 424th dankleeman 713 80 8 Aug 2022 424th dillon-duncando 713 80 4 Oct 2022 424th DrPiranoid 713 80 11 Nov 2022 424th mdnestor 713 80 23 Dec 2022 424th Edjyzod 713 80 7 Mar 2023 424th henry-von-wichert 713 80 31 Mar 2023 424th Hortaros 713 80 16 Apr 2023 424th ankeetparikh 713 80 5 May 2023 424th Neonader 713 80 9 May 2023 424th nickgza 713 80 17 Aug 2023 424th MiranDaniel 🇨🇿 713 80 30 Aug 2023 424th Fanrco 713 80 31 Aug 2023 424th nyoshe 713 80 10 Oct 2023 424th AzroyAr 713 80 28 Dec 2023 424th Alex-Huggett 🇬🇧 713 80 13 Apr 2024 424th RobertHoeh 713 80 27 May 2024 424th LorenzoDeGaspari 713 80 27 May 2024 424th AstroOrbis 713 80 7 May 2025 445th abba23 704 81 26 May 2022 445th docd 704 81 8 Aug 2022 445th Smetalo 704 81 25 Aug 2022 445th glesnick 704 81 6 Sep 2022 445th Yareeeema 704 81 3 Nov 2022 445th RandGuy 704 81 23 Nov 2022 Prev 376–450 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