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 Mandelbrot 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 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 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 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 516th AsishKunta 791 86 1 Apr 2025 516th Hemanthred2005 791 86 1 Apr 2025 516th Voltrifrodec 🇸🇰 791 86 19 Apr 2025 516th lurey99 791 86 23 Apr 2025 516th Alban-Boissard 791 86 14 Jun 2025 531st ToE42 782 87 19 Oct 2022 531st omri2001 782 87 19 Oct 2022 531st Skallos-s 782 87 5 Dec 2022 531st damoc1es 782 87 16 Apr 2023 531st michelebastione 🇮🇹 782 87 20 Dec 2023 531st clampcorder 782 87 24 Jan 2024 531st GitQuick 782 87 23 Feb 2024 531st EricSchraf 782 87 21 Mar 2024 531st salvatore-abello 782 87 5 Sep 2024 531st PotatoSaladOverlord 782 87 21 May 2025 531st Ibozz91 782 87 8 Jun 2025 542nd Andre3582 773 88 29 Oct 2022 542nd Darknova2468 773 88 20 Nov 2022 542nd Solsticely 773 88 20 Nov 2022 542nd goGuru 773 88 21 Dec 2022 542nd msbranicky 773 88 9 Aug 2023 542nd gussy420 773 88 28 Oct 2023 542nd Shynif 773 88 21 Feb 2024 542nd somehybrid 773 88 24 Aug 2024 542nd hippopotam00sehead 🇨🇦 773 88 11 Sep 2024 542nd 08jne01 773 88 21 Nov 2024 552nd lovernj 764 89 23 Aug 2022 552nd Roj 764 89 20 Nov 2022 552nd aeonsablaze 764 89 22 Nov 2022 552nd buddyw 764 89 9 Mar 2023 552nd VV1Git 764 89 28 Mar 2023 552nd dranjohn 764 89 17 Sep 2023 552nd ArenaGrenade 764 89 19 Feb 2024 552nd NanduBC 764 89 6 Sep 2024 552nd TheAtrossian 764 89 5 Jan 2025 552nd KimJua41 764 89 4 May 2025 562nd StoverGitHub 756 90 16 Jun 2022 562nd jamespeilunli 756 90 4 Jul 2022 562nd TrentGlimp 756 90 3 Sep 2022 562nd Ugoran 756 90 19 Nov 2022 562nd PATTRIM 756 90 5 Jan 2023 562nd charliegaming 756 90 3 Oct 2023 562nd lhulinsky 756 90 22 Oct 2024 562nd bthalheim 756 90 6 Dec 2024 562nd nooby31415 756 90 18 Apr 2025 562nd SinArieh 756 90 4 May 2025 562nd islptng 756 90 18 days ago 573rd AbelPelser 747 91 3 Jul 2022 573rd Seis 747 91 9 Dec 2022 573rd r-i-c-e 747 91 9 Jul 2023 573rd joshcors 747 91 30 Jun 2024 573rd resoNathan 747 91 9 Jul 2024 573rd jameswmccarty 747 91 24 Sep 2024 573rd hamilton-bonds 747 91 12 Nov 2024 573rd Wonamm 747 91 14 Feb 2025 581st TimLeffke 739 92 17 Aug 2022 581st Rythoka 739 92 17 Oct 2022 581st UriyaBA 739 92 19 Mar 2023 581st VladislavGitter 🇪🇸 739 92 14 Nov 2023 581st ridingqwerty 🇺🇸 739 92 22 Dec 2023 581st Thonoton 739 92 1 Feb 2024 581st OCNeve 739 92 17 Jun 2024 581st themoonisacheese 739 92 25 Feb 2025 581st BabySharkHi 739 92 22 Apr 2025 590th Bananapants22 731 93 4 Sep 2022 590th jaxmattfair 🇺🇸 731 93 10 Jan 2023 590th cingulataluke 731 93 27 Aug 2023 590th fenix-bear 731 93 18 Nov 2023 590th epic-programmer-guy 731 93 22 Dec 2023 590th brimstonetrader 731 93 18 Nov 2024 596th atazzam 🇺🇸 723 94 18 May 2022 596th rohangpta 723 94 8 Aug 2022 596th shinylego 723 94 14 Sep 2022 596th sgaltair 723 94 4 Nov 2022 596th TotoAJ 723 94 15 Dec 2023 Prev 526–600 of 752 Next