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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers 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 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 Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 211th ffelixm 770 74 10 days ago 302nd martinnorling 🇸🇪 760 75 5 May 2022 302nd Trunksistor 🇫🇷 760 75 9 May 2022 302nd bbakersmith 760 75 28 Jun 2022 302nd bsoyka 760 75 16 Jul 2022 302nd julienlamoureux78 760 75 12 Aug 2022 302nd dzshn 760 75 16 Aug 2022 302nd destofr 760 75 25 Aug 2022 302nd vishwathg 760 75 10 Oct 2022 302nd nkoppel 760 75 19 Oct 2022 302nd AZ9tumas 760 75 23 Oct 2022 302nd EthanGrant1 760 75 7 Nov 2022 302nd Omega65536 🇩🇪 760 75 24 Nov 2022 302nd b10011 🇫🇮 760 75 3 Jan 2023 302nd 4ndyJ 🇬🇧 760 75 3 Jan 2023 302nd randolchance 760 75 8 Jan 2023 302nd LeeCamp 760 75 12 Jan 2023 302nd hellwue 760 75 15 Feb 2023 302nd nandanjp 760 75 29 Mar 2023 302nd galloj 🇨🇿 760 75 20 May 2023 302nd jhu04 760 75 23 Jun 2023 302nd HelloYuiYui 760 75 1 Nov 2023 302nd tobyLovick 760 75 10 Nov 2023 302nd RZ781 760 75 19 Nov 2023 302nd mikehanus 760 75 21 Nov 2023 302nd Hebelub 760 75 6 Jan 2024 302nd minhtrancccp 760 75 11 Jan 2024 302nd jbjd 760 75 25 Feb 2024 302nd gabe-gallegos 760 75 2 May 2024 302nd kejcao 🇨🇦 760 75 11 May 2024 302nd Florian-Mt 760 75 22 Jul 2024 302nd codingisgreatbutiamnot 760 75 9 Aug 2024 302nd Terobero 760 75 23 Aug 2024 302nd RedzGoose 🇦🇺 760 75 7 Oct 2024 302nd Clay-Goodling 760 75 8 Oct 2024 336th guilhem-roy 🇫🇷 750 76 5 May 2022 336th NewDefectus 🇮🇱 750 76 6 May 2022 336th CuboidRaptor 🇨🇦 750 76 25 May 2022 336th TheSmilingTurtle 750 76 5 Jun 2022 336th Romain-1 🇫🇷 750 76 8 Jun 2022 336th jhpaques 🇫🇷 750 76 30 Jul 2022 336th chriscianfarani 750 76 10 Aug 2022 336th eshilo-draper 750 76 13 Sep 2022 336th suwat513 750 76 22 Sep 2022 336th PogLop 🇨🇿 750 76 3 Nov 2022 336th Jaydosu 750 76 14 Nov 2022 336th tails618 750 76 2 Dec 2022 336th KevinLyvers 750 76 17 Dec 2022 336th nayakrujul 750 76 3 Jan 2023 336th CatsAreFluffy 750 76 18 Feb 2023 336th Schreipfelerer 750 76 9 Apr 2023 336th hm5822 750 76 22 Apr 2023 336th celiendonze 🇨🇭 750 76 5 Jul 2023 336th brochmann 🇸🇪 750 76 13 Aug 2023 336th Command-Master 750 76 2 Oct 2023 336th chartung17 750 76 17 Dec 2023 336th smokestacklightnin 🇺🇸 750 76 10 Jan 2024 336th NickTheEASDude 🇺🇸 750 76 26 Jan 2024 336th yuchuehw 750 76 2 Feb 2024 336th Azearia 750 76 26 Feb 2024 336th khavik 750 76 29 May 2024 336th Ythaenagor 750 76 5 Aug 2024 336th martion2007 750 76 9 Aug 2024 336th sjrct 750 76 10 Aug 2024 336th Mathrew2012 750 76 9 Nov 2024 336th kawrei 750 76 4 May 2025 367th cooljoseph1 740 77 6 May 2022 367th krcs 🇵🇱 740 77 11 May 2022 367th kenballus 740 77 13 Jul 2022 367th 104210 740 77 29 Jul 2022 367th andre-de-lorde 740 77 1 Sep 2022 367th zstephe 740 77 2 Dec 2022 367th badboj40 740 77 27 Dec 2022 367th henrytranter 740 77 11 Jan 2023 367th DragonaireM 740 77 6 Feb 2023 Prev 301–375 of 731 Next