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 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 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 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 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 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 594th OSYCh314 🇦🇺 582 98 16 Nov 2024 594th cole-wilson 582 98 9 Dec 2024 603rd LukeRichardson-dev 576 99 12 May 2022 603rd Tagfox 576 99 18 Jul 2022 603rd gabrielsqw 576 99 24 Oct 2023 603rd sciencedjinn 576 99 8 Nov 2024 607th OppositeShark 570 100 19 Jul 2022 607th NOS4A5I 570 100 10 Jan 2023 607th lomarbrick 570 100 16 May 2023 607th karlaacastro44 570 100 2 days ago 611th markus-rekdal 564 101 10 May 2022 611th fraserli 🇦🇺 564 101 2 May 2023 611th FCORMERAIS 564 101 6 Mar 2024 611th yhm138 564 101 16 Feb 2025 615th AndersH3 🇸🇪 559 102 17 May 2023 615th JulieGermainUNT 559 102 2 Apr 2025 617th rajlath 553 103 7 Jan 2023 617th mnurzia 553 103 12 Oct 2023 617th sqrteipi 553 103 2 Apr 2024 617th calum12345 553 103 26 Mar 2025 621st winigo3 548 104 8 Aug 2022 621st zt14427 548 104 30 Apr 2023 621st IoLimmer 548 104 24 Jul 2024 624th LordSir101 543 105 19 Jul 2022 624th tmanternach 543 105 24 Nov 2022 624th weber-hge 543 105 13 Jun 2023 624th Eugen-str 543 105 24 Oct 2023 628th ms-tingliang 538 106 5 Aug 2022 628th achilleasr 538 106 7 Nov 2022 628th OleBrumm 538 106 8 Jan 2023 628th AbhilashaTandon 538 106 19 Sep 2023 628th sheeperino 🇮🇹 538 106 11 Oct 2024 633rd phpboyscout 533 107 18 May 2023 633rd DrPrettyman 533 107 5 Jul 2023 633rd joseph-w0ng 533 107 5 Jul 2024 636th landyrisbad 528 108 13 Nov 2022 636th cakular 528 108 17 May 2024 636th glassala 528 108 25 Oct 2024 639th tjefferson401 523 109 16 Sep 2022 639th ariesmarinus 523 109 21 Nov 2024 641st profJGermain 518 110 7 Feb 2024 641st JMMMMC 518 110 23 Oct 2024 643rd sagnik3 509 112 8 Aug 2022 643rd craftablescience 509 112 19 Sep 2023 645th kelseychristensen 504 113 2 Nov 2022 645th ArmsTheLimited 504 113 1 Jun 2023 647th HunterC14 500 114 18 Oct 2024 648th jstechman 496 115 24 Feb 2024 648th dan422442 496 115 19 Oct 2024 650th keelanfh 491 116 20 Dec 2023 650th returnitynet 491 116 27 Jan 2025 652nd gioto64 487 117 8 Dec 2022 652nd WilfredSalmon 487 117 21 Oct 2023 654th XianchengZ 483 118 18 Aug 2023 654th brindak2005 483 118 5 days ago 656th jmmographer 467 122 21 Oct 2023 657th xbxbxb007 463 123 10 Jan 2024 658th kevinnaviapaiva 442 129 20 Feb 2025 659th AdrianN001 438 130 6 Aug 2023 660th wyatt-the-hump 435 131 24 Dec 2022 660th hotmanga 435 131 20 Oct 2023 660th Jordynar02 435 131 3 days ago 663rd Zach10za 429 133 23 Jan 2024 664th vtilde 425 134 8 Jan 2024 665th fig-apple 422 135 24 Jun 2023 666th S-Ruban 416 137 25 Feb 2023 667th FLOKI0421 410 139 3 days ago 667th noahdorsch 410 139 28 hours ago 669th EnisEfe0 393 145 3 Apr 2023 670th bartsowka2000 383 149 10 Jul 2023 671st sa1640 370 154 8 days ago 672nd arinhyther 368 155 24 Dec 2022 673rd SebbeCaliban 363 157 11 Apr 2023 674th codefeld 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