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 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 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 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 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 286th 4ndyJ 🇬🇧 907 75 3 Jan 2023 286th randolchance 907 75 8 Jan 2023 286th LeeCamp 907 75 12 Jan 2023 286th hellwue 907 75 15 Feb 2023 286th nandanjp 907 75 29 Mar 2023 286th kaptsanovb 907 75 20 Apr 2023 286th galloj 🇨🇿 907 75 20 May 2023 286th jhu04 907 75 23 Jun 2023 286th HelloYuiYui 907 75 1 Nov 2023 286th tobyLovick 907 75 10 Nov 2023 286th VictorStenvers 🇳🇱 907 75 13 Nov 2023 286th RZ781 907 75 19 Nov 2023 286th mikehanus 907 75 21 Nov 2023 286th 1231234md5 🇨🇳 907 75 14 Dec 2023 286th Hebelub 907 75 6 Jan 2024 286th minhtrancccp 907 75 11 Jan 2024 286th 123mjb 907 75 25 Jan 2024 286th jbjd 907 75 25 Feb 2024 286th gabe-gallegos 907 75 2 May 2024 286th kejcao 🇨🇦 907 75 11 May 2024 286th f-tucker 907 75 24 May 2024 286th Florian-Mt 907 75 22 Jul 2024 286th codingisgreatbutiamnot 907 75 9 Aug 2024 286th Terobero 907 75 23 Aug 2024 286th abhishekg999 907 75 17 Sep 2024 286th RedzGoose 🇦🇺 907 75 7 Oct 2024 286th Clay-Goodling 907 75 8 Oct 2024 286th JunkIce 907 75 5 Mar 2025 286th jiji7879 907 75 20 Jun 2025 286th faragocsaba 907 75 22 Jun 2025 286th bknower 907 75 30 Jun 2025 286th clayboll99 907 75 16 days ago 286th edsrzf 🇳🇿 907 75 4 hours ago 334th guilhem-roy 🇫🇷 895 76 5 May 2022 334th NewDefectus 🇮🇱 895 76 6 May 2022 334th CuboidRaptor 🇨🇦 895 76 25 May 2022 334th TheSmilingTurtle 895 76 5 Jun 2022 334th Romain-1 🇫🇷 895 76 8 Jun 2022 334th jhpaques 🇫🇷 895 76 30 Jul 2022 334th chriscianfarani 895 76 10 Aug 2022 334th eshilo-draper 895 76 13 Sep 2022 334th suwat513 895 76 22 Sep 2022 334th Jaydosu 895 76 14 Nov 2022 334th tails618 895 76 2 Dec 2022 334th KevinLyvers 895 76 17 Dec 2022 334th nayakrujul 895 76 3 Jan 2023 334th CheeseCake628 🇳🇴 895 76 8 Jan 2023 334th CatsAreFluffy 895 76 18 Feb 2023 334th adamnielson42 🇺🇸 895 76 1 Mar 2023 334th Schreipfelerer 895 76 9 Apr 2023 334th hm5822 895 76 22 Apr 2023 334th celiendonze 🇨🇭 895 76 5 Jul 2023 334th brochmann 🇸🇪 895 76 13 Aug 2023 334th Command-Master 895 76 2 Oct 2023 334th chartung17 895 76 17 Dec 2023 334th smokestacklightnin 🇺🇸 895 76 10 Jan 2024 334th NickTheEASDude 🇺🇸 895 76 26 Jan 2024 334th yuchuehw 895 76 2 Feb 2024 334th Azearia 895 76 26 Feb 2024 334th tpasfieldERAU 895 76 18 May 2024 334th khavik 895 76 29 May 2024 334th Ythaenagor 895 76 5 Aug 2024 334th martion2007 895 76 9 Aug 2024 334th sjrct 895 76 10 Aug 2024 334th Mathrew2012 895 76 9 Nov 2024 334th kawrei 895 76 4 May 2025 334th RaBa21 🇭🇺 895 76 11 days ago 368th cooljoseph1 883 77 6 May 2022 368th krcs 🇵🇱 883 77 11 May 2022 368th kenballus 883 77 13 Jul 2022 368th 104210 883 77 29 Jul 2022 368th andre-de-lorde 883 77 1 Sep 2022 368th zstephe 883 77 2 Dec 2022 368th badboj40 883 77 27 Dec 2022 368th henrytranter 883 77 11 Jan 2023 Prev 301–375 of 758 Next