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 442nd mrmena 🇦🇺 829 82 19 Mar 2024 442nd rifatx 829 82 16 Jul 2024 442nd AstroOrbis 829 82 19 days ago 442nd NicoH76 829 82 8 days ago 442nd 0dyse 829 82 3 days ago 456th bonevbs 819 83 8 May 2022 456th feherd 819 83 20 May 2022 456th pbleich 819 83 24 Aug 2022 456th RoscoeSmith 819 83 20 Nov 2022 456th amadeusdotpng 819 83 22 Apr 2023 456th ross-i 819 83 5 Jul 2023 456th anonymaew 819 83 2 Aug 2023 456th mstang107 819 83 20 Dec 2023 456th LHLaurini 🇧🇷 819 83 26 Jun 2024 456th C0derX3 🇺🇸 819 83 18 Sep 2024 456th ComputerKWasTaken 🇺🇸 819 83 20 Jan 2025 456th Vexxter9 🇳🇱 819 83 4 Feb 2025 456th CodyKlingler 819 83 7 Feb 2025 456th OyuDays 819 83 17 Mar 2025 456th julianreece 819 83 4 days ago 471st Feniske 🇫🇷 810 84 7 Oct 2022 471st Eilonlif 🇮🇱 810 84 29 Mar 2023 471st mhsaul 810 84 11 Apr 2023 471st Phyisis 810 84 30 Apr 2024 471st MaxCastella 🇫🇷 810 84 11 Oct 2024 471st moustave 810 84 7 Nov 2024 471st SURAJMITTAL 810 84 17 Dec 2024 471st simplylu 810 84 5 Jan 2025 471st WillowWispy 810 84 14 Mar 2025 471st rustykitty 810 84 14 hours ago 481st aazuspan 800 85 15 Jun 2022 481st myleopard 800 85 20 Jul 2022 481st LukasFolwarczny 🇨🇿 800 85 16 Sep 2022 481st SB-945 800 85 7 Feb 2024 485th MichaelMBradley 🇨🇦 791 86 5 Jun 2022 485th Lemonz-13223 791 86 21 Sep 2022 485th za3k 791 86 11 Oct 2022 485th Bodo171 791 86 24 Nov 2022 485th shibacho 🇯🇵 791 86 25 Nov 2022 485th Vaekor 791 86 9 Jul 2023 485th LeoVanderSteege 791 86 18 Nov 2023 485th Pale-Vessel 791 86 18 Dec 2023 485th tik25 791 86 28 Mar 2024 485th willschremmer 791 86 27 Apr 2024 485th jamiloBBKing 791 86 27 Jan 2025 485th AsishKunta 791 86 1 Apr 2025 485th Hemanthred2005 791 86 1 Apr 2025 485th Voltrifrodec 🇸🇰 791 86 14 days ago 485th lurey99 791 86 10 days ago 500th ToE42 782 87 19 Oct 2022 500th omri2001 782 87 19 Oct 2022 500th Skallos-s 782 87 5 Dec 2022 500th PotatoSaladOverlord 782 87 15 Mar 2023 500th damoc1es 782 87 16 Apr 2023 500th michelebastione 🇮🇹 782 87 20 Dec 2023 500th clampcorder 782 87 24 Jan 2024 500th GitQuick 782 87 23 Feb 2024 500th EricSchraf 782 87 21 Mar 2024 500th salvatore-abello 782 87 5 Sep 2024 510th Andre3582 773 88 29 Oct 2022 510th Darknova2468 773 88 20 Nov 2022 510th Solsticely 773 88 20 Nov 2022 510th goGuru 773 88 21 Dec 2022 510th msbranicky 773 88 9 Aug 2023 510th gussy420 773 88 28 Oct 2023 510th Shynif 773 88 21 Feb 2024 510th somehybrid 773 88 24 Aug 2024 510th hippopotam00sehead 🇨🇦 773 88 11 Sep 2024 510th 08jne01 773 88 21 Nov 2024 520th lovernj 764 89 23 Aug 2022 520th Roj 764 89 20 Nov 2022 520th aeonsablaze 764 89 22 Nov 2022 520th buddyw 764 89 9 Mar 2023 520th VV1Git 764 89 28 Mar 2023 520th dranjohn 764 89 17 Sep 2023 Prev 451–525 of 699 Next