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 Hilbert Curve 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 Mandelbrot Maze Medal Tally Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala 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 Hilbert Curve 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 Mandelbrot Maze Medal Tally Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 195th dcc5480 919 74 21ms 12 Jan 2023 195th Ripick 919 74 20ms 1 Feb 2023 195th m3nt0ras 🇬🇷 919 74 20ms 3 Feb 2023 195th Skwerl23 919 74 20ms 5 Feb 2023 195th frankgraziano 919 74 21ms 19 Feb 2023 195th KenanHanke 919 74 20ms 21 Feb 2023 195th DanielPeterssonAI 919 74 21ms 13 Mar 2023 195th jiaminglimjm 🇲🇾 919 74 20ms 20 Mar 2023 195th ejini6969 919 74 20ms 22 Mar 2023 195th GulgDev 919 74 24ms 22 Mar 2023 195th vrnprkh 919 74 29ms 30 Mar 2023 195th RuyiLi 919 74 20ms 1 Apr 2023 195th StardustGogeta 919 74 24ms 7 May 2023 195th zbreit 🇺🇸 919 74 21ms 7 May 2023 195th kyleclaassen 919 74 20ms 20 May 2023 195th mbittner20 919 74 19ms 27 May 2023 195th tweska 🇳🇱 919 74 23ms 5 Jun 2023 195th rollershutter 919 74 21ms 7 Jul 2023 195th 2011-Chan-Ethan 919 74 19ms 9 Jul 2023 195th cros107 🇦🇺 919 74 28ms 11 Aug 2023 195th yourlefthandman 919 74 22ms 16 Aug 2023 195th daisyyedda 919 74 22ms 17 Aug 2023 195th cesarm4 919 74 20ms 29 Aug 2023 195th midnattssol 🇸🇪 919 74 20ms 22 Sep 2023 195th snoozingnewt 🇺🇸 919 74 19ms 23 Sep 2023 195th lambda-abstraction 919 74 20ms 21 Oct 2023 195th levavft 919 74 21ms 26 Oct 2023 195th Buecherfresser 919 74 23ms 22 Nov 2023 195th anarconic 919 74 61ms 8 Dec 2023 195th azure-blondon 919 74 20ms 11 Dec 2023 195th kurkale6ka 919 74 24ms 20 Dec 2023 195th Dataen 919 74 19ms 10 Jan 2024 195th Anonymousellama21 919 74 29ms 14 Mar 2024 195th Bmrl7 919 74 21ms 23 Mar 2024 195th cefqrn 919 74 20ms 26 May 2024 195th drochom 919 74 18ms 18 Jun 2024 195th hiichbindermax 919 74 30ms 22 Jun 2024 195th wuzekai518 919 74 30ms 9 Jul 2024 195th madex 🇩🇪 919 74 27ms 9 Jul 2024 195th cykim8811 919 74 49ms 11 Jul 2024 195th imelxr 🇮🇱 919 74 27ms 17 Aug 2024 195th EnTerr 919 74 28ms 25 Aug 2024 195th Mabeloid 🇳🇴 919 74 24ms 1 Sep 2024 195th madeforlosers 919 74 20ms 5 Sep 2024 195th LostSyntax21 🇬🇧 919 74 20ms 10 Sep 2024 195th Deedogg 919 74 20ms 11 Sep 2024 195th MassimoParisi 919 74 23ms 18 Sep 2024 195th lifthrasiir 🇰🇷 919 74 19ms 13 Nov 2024 195th agreegious 919 74 18ms 17 Nov 2024 195th Stockoh 🇫🇷 919 74 25ms 17 Nov 2024 195th Andrey135296 919 74 20ms 24 Nov 2024 195th TralfamadorianComedian 919 74 19ms 6 Dec 2024 195th bltnppcnt 919 74 35ms 3 Jan 2025 195th ZorblaxV 919 74 27ms 12 Jan 2025 195th yokasuretsu 919 74 21ms 13 Jan 2025 195th Artemis21 🇬🇧 919 74 18ms 17 Jan 2025 195th gdpr777 919 74 35ms 10 Feb 2025 195th Pyroan 919 74 22ms 27 Mar 2025 195th Squimbletin 919 74 20ms 19 Apr 2025 195th Kowalskiexe 🇵🇱 919 74 21ms 19 Apr 2025 195th Dandandooo 919 74 22ms 23 Apr 2025 195th khangtm123 919 74 20ms 4 May 2025 195th 40fied4t 919 74 24ms 6 May 2025 195th keelimeguy 🇺🇸 919 74 20ms 13 May 2025 195th TheZwierzLF 🇵🇱 919 74 20ms 21 May 2025 195th kbeat 🇰🇿 919 74 23ms 21 May 2025 195th LvLError 919 74 19ms 29 May 2025 195th Lv0Sys 🇵🇱 919 74 18ms 30 May 2025 195th ffelixm 919 74 25ms 3 Jun 2025 195th Flekay 🇩🇪 919 74 27ms 19 Jun 2025 195th DoubleUynn 919 74 20ms 25 Jun 2025 195th osNiko 🇧🇷 919 74 20ms 26 Jul 2025 195th wobblybits 919 74 20ms 13 Aug 2025 195th denisfouchard 919 74 22ms 23 Aug 2025 195th Emutis 🇱🇹 919 74 31ms 23 Aug 2025 First Prev 226–300 of 794 Next Last
