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 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 Bytes Time 27th abc7-12 971 70 6 May 2024 27th ahmetdemirag 🇨🇾 971 70 9 Jun 2024 27th FranklinJiaChen 971 70 4 Jul 2024 27th 5cw 🇺🇸 971 70 13 Jul 2024 27th CaedenHarper 🇨🇦 971 70 3 Aug 2024 27th emgordon154 971 70 5 Aug 2024 27th dokutan 971 70 9 Aug 2024 27th jatloe 971 70 26 Aug 2024 27th lgrandco 971 70 9 Oct 2024 27th snydej 971 70 21 Nov 2024 27th erikji 971 70 4 Feb 2025 27th CutSandstone 971 70 4 Feb 2025 27th Mukundan314 971 70 3 Apr 2025 27th albanian-laundromat 971 70 12 Apr 2025 27th xsot 🇸🇬 971 70 3 May 2025 27th moustave 971 70 9 hours ago 92nd TFeld00 🇩🇰 958 71 17 May 2022 92nd DialFrost 🇸🇬 958 71 15 Nov 2022 92nd StefanHabel 🇨🇦 958 71 29 Nov 2022 92nd nstearns96 🇬🇧 958 71 11 Jan 2023 92nd hallvabo 🇳🇴 958 71 7 Feb 2023 92nd anter69 🇭🇺 958 71 21 May 2024 92nd rucin93 🇵🇱 958 71 10 Jul 2024 99th scpchicken 🇵🇼 944 72 4 May 2022 99th sultan 944 72 6 Jun 2022 99th annaproxy 944 72 22 Aug 2022 99th BlankSpruce 944 72 9 Sep 2022 99th ValentinCassayre 944 72 8 Oct 2022 99th commandblockguy 🇺🇸 944 72 3 Nov 2022 99th mathb0y512 944 72 1 Dec 2022 99th NoahBolohan 🇨🇦 944 72 28 Feb 2023 99th neel11235813 944 72 8 Mar 2023 99th Kacarott 🇦🇺 944 72 24 Mar 2023 99th Fracture17 944 72 8 Apr 2023 99th ayushdewan 944 72 7 May 2023 99th PeterTillema 🇳🇱 944 72 17 Oct 2023 99th Glinte 944 72 11 Dec 2023 99th nanatsu8 944 72 11 May 2024 99th thej10n 944 72 12 Jun 2024 99th duckyluuk 🇳🇱 944 72 13 Jun 2024 99th fuzzylojik-golf 🇺🇸 944 72 14 Feb 2025 99th tobeannouncd 944 72 25 Apr 2025 118th AdamHe17 932 73 31 May 2022 118th AliceFord 932 73 2 Jun 2022 118th Natanaelel 🇸🇪 932 73 16 Jun 2022 118th btjones0 932 73 21 Jun 2022 118th marcin7Cd 932 73 27 Jun 2022 118th tri1212 🇻🇳 932 73 18 Jul 2022 118th vhoulbreque 🇫🇷 932 73 18 Aug 2022 118th KatieLG 🇬🇧 932 73 29 Aug 2022 118th tkr-sh 🇫🇷 932 73 8 Sep 2022 118th jroscoe5 932 73 15 Sep 2022 118th fredrik-bakke 🇳🇴 932 73 18 Sep 2022 118th firegene 🇮🇪 932 73 27 Sep 2022 118th OhmNomNom 932 73 7 Oct 2022 118th 0-4849 932 73 1 Nov 2022 118th M0PKOBKA 932 73 19 Dec 2022 118th calumacutt 932 73 19 Dec 2022 118th thehylian 932 73 2 Jan 2023 118th fynnkroeger 932 73 6 Jan 2023 118th shellbertt 🇨🇦 932 73 13 Jan 2023 118th hunt-g 932 73 4 Feb 2023 118th packkill 932 73 13 Feb 2023 118th jmerle 🇳🇱 932 73 16 Feb 2023 118th TaserTheFox 🇺🇸 932 73 14 Mar 2023 118th pinguicula 932 73 6 Apr 2023 118th TheoKeller1 932 73 11 Jun 2023 118th fkantelberg 932 73 16 Jul 2023 118th Mikey-Beep 🇬🇧 932 73 31 Aug 2023 118th eiburns 932 73 9 Oct 2023 118th htareque 932 73 13 Oct 2023 118th wearsunscreen 932 73 18 Oct 2023 118th bzijlema 🇳🇱 932 73 25 Oct 2023 118th Grrisly 932 73 10 Nov 2023 118th m42km 932 73 11 Nov 2023 Prev 76–150 of 728 Next