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 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 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 Topological Sort 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau 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 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 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 Topological Sort 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 228th TralfamadorianComedian 770 74 6 Dec 2024 228th bltnppcnt 770 74 3 Jan 2025 228th ZorblaxV 770 74 12 Jan 2025 228th yokasuretsu 770 74 13 Jan 2025 228th gdpr777 770 74 10 Feb 2025 228th Pyroan 770 74 27 Mar 2025 228th Squimbletin 770 74 19 Apr 2025 228th Dandandooo 770 74 23 Apr 2025 228th khangtm123 770 74 4 May 2025 228th 40fied4t 770 74 6 May 2025 228th 48panda 770 74 6 May 2025 228th TheZwierzLF 🇵🇱 770 74 21 May 2025 228th kbeat 🇰🇿 770 74 21 May 2025 228th LvLError 770 74 29 May 2025 228th Lv0Sys 🇵🇱 770 74 30 May 2025 228th ffelixm 770 74 3 Jun 2025 228th osNiko 🇧🇷 770 74 26 Jul 2025 228th wobblybits 770 74 13 Aug 2025 228th denisfouchard 770 74 23 Aug 2025 228th Emutis 🇱🇹 770 74 23 Aug 2025 228th blaztoma 🇱🇹 770 74 24 Aug 2025 228th jatax-ikea 770 74 14 days ago 228th edsrzf 🇳🇿 770 74 13 days ago 228th 1024An 🇮🇳 770 74 12 days ago 325th martinnorling 🇸🇪 760 75 5 May 2022 325th Trunksistor 🇫🇷 760 75 9 May 2022 325th bbakersmith 760 75 28 Jun 2022 325th bsoyka 🇺🇸 760 75 16 Jul 2022 325th julienlamoureux78 760 75 12 Aug 2022 325th dzshn 760 75 16 Aug 2022 325th destofr 760 75 25 Aug 2022 325th vishwathg 760 75 10 Oct 2022 325th nkoppel 760 75 19 Oct 2022 325th AZ9tumas 760 75 23 Oct 2022 325th EthanGrant1 760 75 7 Nov 2022 325th Omega65536 🇩🇪 760 75 24 Nov 2022 325th b10011 🇫🇮 760 75 3 Jan 2023 325th 4ndyJ 🇬🇧 760 75 3 Jan 2023 325th randolchance 760 75 8 Jan 2023 325th LeeCamp 760 75 12 Jan 2023 325th hellwue 760 75 15 Feb 2023 325th nandanjp 760 75 29 Mar 2023 325th galloj 🇨🇿 760 75 20 May 2023 325th jhu04 760 75 23 Jun 2023 325th HelloYuiYui 760 75 1 Nov 2023 325th tobyLovick 760 75 10 Nov 2023 325th RZ781 760 75 19 Nov 2023 325th mikehanus 760 75 21 Nov 2023 325th Hebelub 760 75 6 Jan 2024 325th minhtrancccp 760 75 11 Jan 2024 325th jbjd 760 75 25 Feb 2024 325th gabe-gallegos 760 75 2 May 2024 325th kejcao 🇨🇦 760 75 11 May 2024 325th Florian-Mt 760 75 22 Jul 2024 325th codingisgreatbutiamnot 760 75 9 Aug 2024 325th Terobero 760 75 23 Aug 2024 325th RedzGoose 🇦🇺 760 75 7 Oct 2024 325th Clay-Goodling 760 75 8 Oct 2024 325th jiji7879 760 75 20 Jun 2025 325th faragocsaba 760 75 22 Jun 2025 325th bknower 760 75 30 Jun 2025 325th clayboll99 760 75 14 Jul 2025 363rd guilhem-roy 🇫🇷 750 76 5 May 2022 363rd NewDefectus 🇮🇱 750 76 6 May 2022 363rd CuboidRaptor 🇨🇦 750 76 25 May 2022 363rd TheSmilingTurtle 750 76 5 Jun 2022 363rd Romain-1 🇫🇷 750 76 8 Jun 2022 363rd jhpaques 🇫🇷 750 76 30 Jul 2022 363rd chriscianfarani 750 76 10 Aug 2022 363rd eshilo-draper 750 76 13 Sep 2022 363rd suwat513 750 76 22 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