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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization 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 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 376th AGoyet 731 78 29 Jul 2022 376th RYNO8 731 78 16 Aug 2022 376th TheCod-r 🇦🇶 731 78 28 Sep 2022 376th Marthe-CC 731 78 9 Oct 2022 376th Wildst 731 78 2 Nov 2022 376th nmgetahun 731 78 4 Dec 2022 376th Techdude01 731 78 13 Dec 2022 376th tvcv901 731 78 22 Mar 2023 376th oceko 731 78 24 Mar 2023 376th yoyoyonono 731 78 15 May 2023 376th Nic0M 731 78 13 Aug 2023 376th ssbhatt4321 731 78 14 Oct 2023 376th wyarde 731 78 7 Nov 2023 376th EthanJ-Brady 731 78 24 Dec 2023 376th adamreidsmith 731 78 16 Feb 2024 376th DGipe 731 78 13 May 2024 376th cyxv 731 78 2 Aug 2024 376th Europe2048 731 78 24 Nov 2024 376th GeneralFabian 731 78 14 Dec 2024 395th kevdah 722 79 27 May 2022 395th jacklynnepenick 722 79 22 Jun 2022 395th james-downey 722 79 9 Jul 2022 395th andre-lameirinhas 🇵🇹 722 79 26 Jul 2022 395th hamsterskywalker 722 79 7 Sep 2022 395th Pena86 722 79 14 Sep 2022 395th hymanimy 722 79 24 Nov 2022 395th Demonarchet 722 79 18 Apr 2023 395th dtaylor0 722 79 23 May 2023 395th neonchickens 722 79 6 Oct 2023 395th MWI-polygolf 722 79 6 Dec 2023 395th eddvrs 722 79 22 Dec 2023 395th tknight00 722 79 7 Mar 2024 395th thienudomsrirungruang 722 79 3 May 2024 395th IsaacAlexBarden 722 79 6 Feb 2025 410th j-Ewan 713 80 13 May 2022 410th osmith93 713 80 14 Jun 2022 410th hjcafaroUC 713 80 21 Jun 2022 410th dankleeman 713 80 8 Aug 2022 410th dillon-duncando 713 80 4 Oct 2022 410th DrPiranoid 713 80 11 Nov 2022 410th mdnestor 713 80 23 Dec 2022 410th Edjyzod 713 80 7 Mar 2023 410th henry-von-wichert 713 80 31 Mar 2023 410th Hortaros 713 80 16 Apr 2023 410th ankeetparikh 713 80 5 May 2023 410th Neonader 713 80 9 May 2023 410th nickgza 713 80 17 Aug 2023 410th MiranDaniel 🇨🇿 713 80 30 Aug 2023 410th Fanrco 713 80 31 Aug 2023 410th nyoshe 713 80 10 Oct 2023 410th taesungh 713 80 15 Oct 2023 410th AzroyAr 713 80 28 Dec 2023 410th Alex-Huggett 🇬🇧 713 80 13 Apr 2024 410th RobertHoeh 713 80 27 May 2024 410th LorenzoDeGaspari 713 80 27 May 2024 431st abba23 704 81 26 May 2022 431st docd 704 81 8 Aug 2022 431st Smetalo 704 81 25 Aug 2022 431st glesnick 704 81 6 Sep 2022 431st Yareeeema 704 81 3 Nov 2022 431st RandGuy 704 81 23 Nov 2022 431st GWStuart 704 81 19 Dec 2022 431st wa1ker38552 704 81 22 May 2023 431st LimaoC 704 81 11 Aug 2023 431st robertovers 704 81 2 Oct 2023 431st RaBa21 704 81 12 Nov 2023 431st HanaEndUser 704 81 15 Feb 2024 431st Loag 704 81 22 Sep 2024 431st julian-hoelz 704 81 23 Sep 2024 431st JesseNoEyes 🇺🇸 704 81 4 Oct 2024 431st GoldStar184 704 81 27 Nov 2024 431st ihatethefrench 704 81 5 Jan 2025 448th Ailko 🇧🇪 695 82 12 May 2022 448th joshmoody24 695 82 12 May 2022 448th andrewgopher 695 82 25 Jun 2022 Prev 376–450 of 699 Next