Collatz in Python in chars. 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers 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 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 QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 284th nandanjp 760 75 29 Mar 2023 284th galloj 🇨🇿 760 75 20 May 2023 284th jhu04 760 75 23 Jun 2023 284th HelloYuiYui 760 75 1 Nov 2023 284th tobyLovick 760 75 10 Nov 2023 284th RZ781 760 75 19 Nov 2023 284th mikehanus 760 75 21 Nov 2023 284th Hebelub 760 75 6 Jan 2024 284th minhtrancccp 760 75 11 Jan 2024 284th 123mjb 760 75 25 Jan 2024 284th jbjd 760 75 25 Feb 2024 284th gabe-gallegos 760 75 2 May 2024 284th kejcao 🇨🇦 760 75 11 May 2024 284th Florian-Mt 760 75 22 Jul 2024 284th codingisgreatbutiamnot 760 75 9 Aug 2024 284th Terobero 760 75 23 Aug 2024 284th RedzGoose 🇦🇺 760 75 7 Oct 2024 284th Clay-Goodling 760 75 8 Oct 2024 319th guilhem-roy 🇫🇷 750 76 5 May 2022 319th NewDefectus 🇮🇱 750 76 6 May 2022 319th CuboidRaptor 🇨🇦 750 76 25 May 2022 319th TheSmilingTurtle 750 76 5 Jun 2022 319th Romain-1 🇫🇷 750 76 8 Jun 2022 319th jhpaques 🇫🇷 750 76 30 Jul 2022 319th chriscianfarani 750 76 10 Aug 2022 319th eshilo-draper 750 76 13 Sep 2022 319th suwat513 750 76 22 Sep 2022 319th PogLop 🇨🇿 750 76 3 Nov 2022 319th Jaydosu 750 76 14 Nov 2022 319th tails618 750 76 2 Dec 2022 319th KevinLyvers 750 76 17 Dec 2022 319th nayakrujul 750 76 3 Jan 2023 319th CatsAreFluffy 750 76 18 Feb 2023 319th Schreipfelerer 750 76 9 Apr 2023 319th hm5822 750 76 22 Apr 2023 319th celiendonze 🇨🇭 750 76 5 Jul 2023 319th brochmann 🇸🇪 750 76 13 Aug 2023 319th Command-Master 750 76 2 Oct 2023 319th chartung17 750 76 17 Dec 2023 319th tobeannouncd 750 76 5 Jan 2024 319th smokestacklightnin 🇺🇸 750 76 10 Jan 2024 319th NickTheEASDude 🇺🇸 750 76 26 Jan 2024 319th yuchuehw 750 76 2 Feb 2024 319th Azearia 750 76 26 Feb 2024 319th khavik 750 76 29 May 2024 319th Ythaenagor 750 76 5 Aug 2024 319th martion2007 750 76 9 Aug 2024 319th sjrct 750 76 10 Aug 2024 319th Mathrew2012 750 76 9 Nov 2024 350th cooljoseph1 740 77 6 May 2022 350th krcs 🇵🇱 740 77 11 May 2022 350th kenballus 740 77 13 Jul 2022 350th 104210 740 77 29 Jul 2022 350th andre-de-lorde 740 77 1 Sep 2022 350th zstephe 740 77 2 Dec 2022 350th badboj40 740 77 27 Dec 2022 350th henrytranter 740 77 11 Jan 2023 350th DragonaireM 740 77 6 Feb 2023 350th Ty-Cyr 740 77 14 Jul 2023 350th camieac 🇬🇧 740 77 14 Jul 2023 350th MisterrLuck 740 77 7 Sep 2023 350th alexjurkiewicz 🇦🇺 740 77 7 Nov 2023 350th askipio 740 77 22 Nov 2023 350th enbyte 740 77 9 Dec 2023 350th trinityy-7 740 77 17 Dec 2023 350th PyryL 🇫🇮 740 77 23 Aug 2024 350th CyberTapir 740 77 27 Aug 2024 350th Emutis 🇱🇹 740 77 9 Oct 2024 350th junten1 740 77 20 Oct 2024 350th croc54 740 77 24 Dec 2024 371st AGoyet 731 78 29 Jul 2022 371st RYNO8 731 78 16 Aug 2022 371st TheCod-r 🇦🇶 731 78 28 Sep 2022 371st Marthe-CC 731 78 9 Oct 2022 371st Wildst 731 78 2 Nov 2022 Prev 301–375 of 671 Next