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 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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 QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 597th luca1339 588 97 10 Jun 2024 602nd lukemalek 582 98 10 Oct 2022 602nd UltimateGuy0987 582 98 14 Oct 2022 602nd TheLazySquid 582 98 20 Dec 2022 602nd StronkCheese 🇺🇸 582 98 13 Mar 2023 602nd Anthony-Williams-06 582 98 17 Oct 2023 602nd NoneTheFewer 582 98 17 May 2024 602nd abcdhhhh 582 98 27 Aug 2024 602nd OSYCh314 🇦🇺 582 98 16 Nov 2024 602nd cole-wilson 582 98 9 Dec 2024 602nd Akilles1 582 98 17 days ago 612th LukeRichardson-dev 576 99 12 May 2022 612th Tagfox 576 99 18 Jul 2022 612th gabrielsqw 576 99 24 Oct 2023 612th sciencedjinn 576 99 8 Nov 2024 616th OppositeShark 570 100 19 Jul 2022 616th NOS4A5I 570 100 10 Jan 2023 616th lomarbrick 570 100 16 May 2023 616th karlaacastro44 570 100 27 days ago 620th markus-rekdal 564 101 10 May 2022 620th fraserli 🇦🇺 564 101 2 May 2023 620th FCORMERAIS 564 101 6 Mar 2024 620th yhm138 564 101 16 Feb 2025 624th AndersH3 🇸🇪 559 102 17 May 2023 624th JulieGermainUNT 559 102 2 Apr 2025 626th rajlath 553 103 7 Jan 2023 626th mnurzia 553 103 12 Oct 2023 626th sqrteipi 553 103 2 Apr 2024 626th calum12345 553 103 26 Mar 2025 630th winigo3 548 104 8 Aug 2022 630th zt14427 548 104 30 Apr 2023 630th IoLimmer 548 104 24 Jul 2024 633rd LordSir101 543 105 19 Jul 2022 633rd tmanternach 543 105 24 Nov 2022 633rd weber-hge 543 105 13 Jun 2023 633rd Eugen-str 543 105 24 Oct 2023 637th ms-tingliang 538 106 5 Aug 2022 637th achilleasr 538 106 7 Nov 2022 637th OleBrumm 538 106 8 Jan 2023 637th AbhilashaTandon 538 106 19 Sep 2023 637th sheeperino 🇮🇹 538 106 11 Oct 2024 642nd phpboyscout 533 107 18 May 2023 642nd DrPrettyman 533 107 5 Jul 2023 642nd joseph-w0ng 533 107 5 Jul 2024 642nd EnisEfe0 533 107 14 days ago 646th landyrisbad 528 108 13 Nov 2022 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