Collatz in Python in bytes. 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 Bytes Time 370th Techdude01 872 78 13 Dec 2022 370th tvcv901 872 78 22 Mar 2023 370th oceko 872 78 24 Mar 2023 370th yoyoyonono 872 78 15 May 2023 370th Nic0M 872 78 13 Aug 2023 370th ssbhatt4321 872 78 14 Oct 2023 370th wyarde 872 78 7 Nov 2023 370th EthanJ-Brady 872 78 24 Dec 2023 370th adamreidsmith 872 78 16 Feb 2024 370th Jacob385 872 78 5 Mar 2024 370th DGipe 872 78 13 May 2024 370th cyxv 872 78 2 Aug 2024 370th gallium-gonzollium 872 78 26 Aug 2024 370th Europe2048 872 78 24 Nov 2024 370th GeneralFabian 872 78 14 Dec 2024 391st kevdah 861 79 27 May 2022 391st jacklynnepenick 861 79 22 Jun 2022 391st james-downey 861 79 9 Jul 2022 391st andre-lameirinhas 🇵🇹 861 79 26 Jul 2022 391st hamsterskywalker 861 79 7 Sep 2022 391st Pena86 861 79 14 Sep 2022 391st hymanimy 861 79 24 Nov 2022 391st Demonarchet 861 79 18 Apr 2023 391st dtaylor0 861 79 23 May 2023 391st bac0id 861 79 26 Sep 2023 391st neonchickens 861 79 6 Oct 2023 391st MWI-polygolf 861 79 6 Dec 2023 391st eddvrs 861 79 22 Dec 2023 391st tknight00 861 79 7 Mar 2024 391st thienudomsrirungruang 861 79 3 May 2024 391st IsaacAlexBarden 861 79 6 Feb 2025 407th j-Ewan 850 80 13 May 2022 407th osmith93 850 80 14 Jun 2022 407th hjcafaroUC 850 80 21 Jun 2022 407th dankleeman 850 80 8 Aug 2022 407th dillon-duncando 850 80 4 Oct 2022 407th DrPiranoid 850 80 11 Nov 2022 407th mdnestor 850 80 23 Dec 2022 407th Edjyzod 850 80 7 Mar 2023 407th henry-von-wichert 850 80 31 Mar 2023 407th Hortaros 850 80 16 Apr 2023 407th ankeetparikh 850 80 5 May 2023 407th Neonader 850 80 9 May 2023 407th nickgza 850 80 17 Aug 2023 407th MiranDaniel 🇨🇿 850 80 30 Aug 2023 407th Fanrco 850 80 31 Aug 2023 407th nyoshe 850 80 10 Oct 2023 407th taesungh 850 80 15 Oct 2023 407th AzroyAr 850 80 28 Dec 2023 407th Alex-Huggett 🇬🇧 850 80 13 Apr 2024 407th RobertHoeh 850 80 27 May 2024 407th LorenzoDeGaspari 850 80 27 May 2024 428th abba23 840 81 26 May 2022 428th docd 840 81 8 Aug 2022 428th Smetalo 840 81 25 Aug 2022 428th glesnick 840 81 6 Sep 2022 428th Yareeeema 840 81 3 Nov 2022 428th RandGuy 840 81 23 Nov 2022 428th GWStuart 840 81 19 Dec 2022 428th wa1ker38552 840 81 22 May 2023 428th LimaoC 840 81 11 Aug 2023 428th robertovers 840 81 2 Oct 2023 428th RaBa21 840 81 12 Nov 2023 428th HanaEndUser 840 81 15 Feb 2024 428th Loag 840 81 22 Sep 2024 428th julian-hoelz 840 81 23 Sep 2024 428th JesseNoEyes 🇺🇸 840 81 4 Oct 2024 428th GoldStar184 840 81 27 Nov 2024 428th ihatethefrench 840 81 5 Jan 2025 445th Ailko 🇧🇪 829 82 12 May 2022 445th joshmoody24 829 82 12 May 2022 445th andrewgopher 829 82 25 Jun 2022 445th estomagordo 🇳🇱 829 82 26 Oct 2022 445th ThatAlo 829 82 14 Nov 2022 445th twocatsinatrenchcoat 829 82 29 Nov 2022 Prev 376–450 of 717 Next