Collatz in Python in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Gray Code Decoder Gray Code Encoder 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 201st BenjaminHGong 781 73 21ms 26 May 2025 201st FEZfan 🇦🇺 781 73 20ms 11 Jul 2025 201st wuduculfre 781 73 21ms 28 Jul 2025 201st BREMAUCY 🇫🇷 781 73 21ms 24 Aug 2025 201st FortuiteMan 🇫🇷 781 73 20ms 28 Sep 2025 201st miaoaixuan 781 73 21ms 30 Sep 2025 201st Lv0Sys 🇵🇱 781 73 25ms 7 Dec 2025 201st zacharysfrazee 781 73 21ms 11 Jan 2026 201st bpharaldsson 781 73 20ms 6 Feb 2026 201st Zin9zan9 781 73 20ms 7 days ago 251st TobyBoyne 🇬🇧 770 74 19ms 4 May 2022 251st RDShah 770 74 21ms 6 May 2022 251st Indivicivet 770 74 20ms 9 May 2022 251st CedricGebistorf 770 74 19ms 9 May 2022 251st ophact 770 74 22ms 11 May 2022 251st ImpressedByRocks 770 74 20ms 17 May 2022 251st LHuitre 770 74 18ms 2 Jun 2022 251st neihousaigaai 770 74 17ms 8 Jun 2022 251st rowboat1 770 74 20ms 10 Jun 2022 251st inverseLorentz 🇦🇺 770 74 20ms 13 Jun 2022 251st clementblaudeau 770 74 25ms 29 Jun 2022 251st adoxography 770 74 19ms 13 Jul 2022 251st Attero 🇸🇪 770 74 20ms 20 Jul 2022 251st Heathcorp 🇦🇺 770 74 19ms 27 Jul 2022 251st jfallon1997 770 74 20ms 11 Aug 2022 251st VictorFordham 770 74 24ms 26 Aug 2022 251st georgehulme 770 74 19ms 1 Sep 2022 251st smartiel 770 74 21ms 15 Sep 2022 251st trist224 🇫🇷 770 74 20ms 21 Sep 2022 251st Kloppermand 🇩🇰 770 74 19ms 7 Oct 2022 251st knutae 🇳🇴 770 74 19ms 9 Oct 2022 251st Troon 770 74 18ms 14 Oct 2022 251st MaxElf999 770 74 20ms 14 Oct 2022 251st SniperSmiley 🇺🇸 770 74 20ms 6 Dec 2022 251st elephantpanda 770 74 21ms 10 Dec 2022 251st ArthurBond 770 74 19ms 19 Dec 2022 251st Larspolo 770 74 18ms 25 Dec 2022 251st dcc5480 770 74 19ms 12 Jan 2023 251st Ripick 770 74 20ms 1 Feb 2023 251st m3nt0ras 🇬🇷 770 74 19ms 3 Feb 2023 251st Skwerl23 770 74 19ms 5 Feb 2023 251st frankgraziano 770 74 18ms 19 Feb 2023 251st KenanHanke 770 74 19ms 21 Feb 2023 251st DanielPeterssonAI 770 74 20ms 13 Mar 2023 251st jiaminglimjm 🇲🇾 770 74 19ms 20 Mar 2023 251st ejini6969 770 74 18ms 22 Mar 2023 251st GulgDev 770 74 19ms 22 Mar 2023 251st vrnprkh 770 74 19ms 30 Mar 2023 251st RuyiLi 770 74 21ms 1 Apr 2023 251st StardustGogeta 770 74 19ms 7 May 2023 251st zbreit 🇺🇸 770 74 20ms 7 May 2023 251st kyleclaassen 770 74 19ms 20 May 2023 251st mbittner20 770 74 19ms 27 May 2023 251st tweska 🇳🇱 770 74 20ms 5 Jun 2023 251st cros107 🇦🇺 770 74 20ms 11 Aug 2023 251st yourlefthandman 770 74 20ms 16 Aug 2023 251st daisyyedda 770 74 21ms 17 Aug 2023 251st cesarm4 770 74 19ms 29 Aug 2023 251st midnattssol 🇸🇪 770 74 19ms 22 Sep 2023 251st lambda-abstraction 770 74 20ms 21 Oct 2023 251st levavft 770 74 20ms 26 Oct 2023 251st Buecherfresser 770 74 19ms 22 Nov 2023 251st anarconic 770 74 50ms 8 Dec 2023 251st azure-blondon 770 74 19ms 11 Dec 2023 251st kurkale6ka 770 74 20ms 20 Dec 2023 251st Anonymousellama21 770 74 21ms 14 Mar 2024 251st Bmrl7 770 74 20ms 23 Mar 2024 251st cefqrn 770 74 20ms 26 May 2024 251st drochom 770 74 19ms 18 Jun 2024 251st hiichbindermax 770 74 19ms 22 Jun 2024 251st cykim8811 770 74 44ms 11 Jul 2024 251st imelxr 🇮🇱 770 74 25ms 17 Aug 2024 251st EnTerr 770 74 20ms 25 Aug 2024 251st Mabeloid 🇳🇴 770 74 20ms 1 Sep 2024 251st LostSyntax21 🇬🇧 770 74 19ms 10 Sep 2024 251st Deedogg 770 74 19ms 11 Sep 2024 251st MassimoParisi 770 74 20ms 18 Sep 2024 251st agreegious 770 74 19ms 17 Nov 2024 251st Stockoh 🇫🇷 770 74 26ms 17 Nov 2024 251st Andrey135296 770 74 22ms 24 Nov 2024 First Prev 241–320 of 845 Next Last
