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 Minesweeper Morse Decoder Morse Encoder Musical Chords N Queens Niven Numbers Niven Numbers (Long) Number 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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 Minesweeper 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 Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Calendar Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Chars Time Submitted 191st tjwrenn 781 73 23ms 10 Dec 2024 191st nullie 781 73 22ms 19 Dec 2024 191st maxgodfrey2004 🇨🇦 781 73 20ms 13 Feb 2025 191st andrewjc2000 781 73 18ms 23 Feb 2025 191st Languag3 781 73 22ms 27 Feb 2025 191st Bulmenisaurus 781 73 23ms 2 Mar 2025 191st souta-1326 781 73 20ms 1 Apr 2025 191st BenjaminHGong 781 73 22ms 26 May 2025 191st FEZfan 🇦🇺 781 73 19ms 11 Jul 2025 191st wuduculfre 781 73 19ms 28 Jul 2025 191st BREMAUCY 🇫🇷 781 73 19ms 24 Aug 2025 191st FortuiteMan 🇫🇷 781 73 19ms 28 Sep 2025 191st miaoaixuan 781 73 21ms 30 Sep 2025 239th TobyBoyne 🇬🇧 770 74 20ms 4 May 2022 239th RDShah 770 74 21ms 6 May 2022 239th Indivicivet 770 74 19ms 9 May 2022 239th CedricGebistorf 770 74 18ms 9 May 2022 239th ophact 770 74 22ms 11 May 2022 239th ImpressedByRocks 770 74 18ms 17 May 2022 239th LHuitre 770 74 21ms 2 Jun 2022 239th neihousaigaai 770 74 17ms 8 Jun 2022 239th rowboat1 770 74 19ms 10 Jun 2022 239th inverseLorentz 🇦🇺 770 74 19ms 13 Jun 2022 239th clementblaudeau 770 74 23ms 29 Jun 2022 239th adoxography 770 74 24ms 13 Jul 2022 239th Attero 🇸🇪 770 74 22ms 20 Jul 2022 239th Heathcorp 🇦🇺 770 74 20ms 27 Jul 2022 239th jfallon1997 770 74 18ms 11 Aug 2022 239th VictorFordham 770 74 23ms 26 Aug 2022 239th georgehulme 770 74 19ms 1 Sep 2022 239th smartiel 770 74 21ms 15 Sep 2022 239th trist224 🇫🇷 770 74 21ms 21 Sep 2022 239th Kloppermand 🇩🇰 770 74 18ms 7 Oct 2022 239th knutae 🇳🇴 770 74 18ms 9 Oct 2022 239th Troon 770 74 20ms 14 Oct 2022 239th MaxElf999 770 74 21ms 14 Oct 2022 239th SniperSmiley 🇺🇸 770 74 20ms 6 Dec 2022 239th elephantpanda 770 74 20ms 10 Dec 2022 239th ArthurBond 770 74 19ms 19 Dec 2022 239th Larspolo 770 74 19ms 25 Dec 2022 239th dcc5480 770 74 19ms 12 Jan 2023 239th Ripick 770 74 20ms 1 Feb 2023 239th m3nt0ras 🇬🇷 770 74 18ms 3 Feb 2023 239th Skwerl23 770 74 25ms 5 Feb 2023 239th frankgraziano 770 74 19ms 19 Feb 2023 239th KenanHanke 770 74 18ms 21 Feb 2023 239th DanielPeterssonAI 770 74 25ms 13 Mar 2023 239th jiaminglimjm 🇲🇾 770 74 21ms 20 Mar 2023 239th ejini6969 770 74 19ms 22 Mar 2023 239th GulgDev 770 74 19ms 22 Mar 2023 239th vrnprkh 770 74 19ms 30 Mar 2023 239th RuyiLi 770 74 20ms 1 Apr 2023 239th StardustGogeta 770 74 21ms 7 May 2023 239th zbreit 🇺🇸 770 74 21ms 7 May 2023 239th kyleclaassen 770 74 18ms 20 May 2023 239th mbittner20 770 74 19ms 27 May 2023 239th tweska 🇳🇱 770 74 20ms 5 Jun 2023 239th cros107 🇦🇺 770 74 19ms 11 Aug 2023 239th yourlefthandman 770 74 21ms 16 Aug 2023 239th daisyyedda 770 74 24ms 17 Aug 2023 239th cesarm4 770 74 19ms 29 Aug 2023 239th midnattssol 🇸🇪 770 74 19ms 22 Sep 2023 239th lambda-abstraction 770 74 19ms 21 Oct 2023 239th levavft 770 74 19ms 26 Oct 2023 239th Buecherfresser 770 74 18ms 22 Nov 2023 239th anarconic 770 74 50ms 8 Dec 2023 239th azure-blondon 770 74 19ms 11 Dec 2023 239th kurkale6ka 770 74 20ms 20 Dec 2023 239th Anonymousellama21 770 74 20ms 14 Mar 2024 239th Bmrl7 770 74 21ms 23 Mar 2024 239th cefqrn 770 74 20ms 26 May 2024 239th drochom 770 74 18ms 18 Jun 2024 239th hiichbindermax 770 74 18ms 22 Jun 2024 239th madex 🇩🇪 770 74 19ms 9 Jul 2024 239th cykim8811 770 74 44ms 11 Jul 2024 First Prev 226–300 of 805 Next Last