The Gray Code Decoder and Gray Code Encoder holes will go live in approximately 2 days. Why not try and solve them ahead of time?
Divisors in Python in bytes. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 ArkScript Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang 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 APL Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Calendar Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz Continued Fractions 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 Multitap Input 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 Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four 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 Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 494th loganmacdougall 🇨🇦 905 63 10ms 1 Nov 2022 494th trist224 🇫🇷 905 63 15ms 9 Nov 2022 494th QuincyNash 🇺🇸 905 63 11ms 12 Nov 2022 494th andre-lameirinhas 🇵🇹 905 63 10ms 22 Nov 2022 494th aVitness 905 63 11ms 13 Jan 2023 494th Skallos-s 905 63 10ms 25 Jan 2023 494th hellwue 905 63 10ms 8 Feb 2023 494th 5ug4md 905 63 10ms 12 Feb 2023 494th NoahRiviere 905 63 9ms 19 Feb 2023 494th m3nt0ras 🇬🇷 905 63 14ms 25 Feb 2023 494th grave367 905 63 11ms 5 Mar 2023 494th jsthope 905 63 10ms 9 Mar 2023 494th adamnielson42 🇺🇸 905 63 10ms 2 May 2023 494th klixel 🇨🇦 905 63 14ms 4 Jun 2023 494th bartsowka2000 905 63 10ms 4 Jul 2023 494th msbranicky 905 63 10ms 5 Jul 2023 494th Educorreia932 905 63 10ms 14 Jul 2023 494th vgamula 🇺🇦 905 63 11ms 15 Aug 2023 494th MiranDaniel 🇨🇿 905 63 10ms 2 Sep 2023 494th RobertHoeh 905 63 10ms 14 Sep 2023 494th AbhilashaTandon 905 63 14ms 21 Sep 2023 494th Command-Master 905 63 10ms 23 Sep 2023 494th DavidHospital 905 63 21ms 24 Sep 2023 494th CameronGBell 905 63 14ms 28 Sep 2023 494th ssbhatt4321 905 63 10ms 14 Oct 2023 494th 1337Nerd 905 63 10ms 20 Oct 2023 494th jagannathhari 905 63 11ms 21 Oct 2023 494th anarconic 905 63 14ms 8 Dec 2023 494th Techdude01 905 63 11ms 21 Dec 2023 494th tobeannouncd 905 63 11ms 2 Jan 2024 494th souvlakias 905 63 10ms 1 Feb 2024 494th Numkin18 905 63 10ms 11 Apr 2024 494th Alex-Huggett 🇬🇧 905 63 11ms 14 Apr 2024 494th resoNathan 905 63 10ms 8 May 2024 494th Languag3 905 63 14ms 15 May 2024 494th gabe-gallegos 905 63 14ms 19 May 2024 494th shreyass-ranganatha 905 63 10ms 28 May 2024 494th ComputerKWasTaken 🇺🇸 905 63 10ms 1 Jun 2024 494th ajuancer 905 63 10ms 7 Aug 2024 494th PyryL 🇫🇮 905 63 11ms 16 Aug 2024 494th Deedogg 905 63 10ms 10 Sep 2024 494th voytxt 🇨🇿 905 63 10ms 20 Sep 2024 494th Mabeloid 🇳🇴 905 63 11ms 23 Sep 2024 494th JunkIce 905 63 9ms 30 Sep 2024 494th zlliu246 905 63 10ms 3 Oct 2024 494th gthayden23 905 63 11ms 4 Oct 2024 494th eclyptox 905 63 11ms 13 Oct 2024 494th xyangst 905 63 11ms 18 Oct 2024 494th moustave 905 63 10ms 24 Nov 2024 494th Unknownuserfrommars 905 63 11ms 10 Dec 2024 494th maxgodfrey2004 🇨🇦 905 63 10ms 8 Jan 2025 494th Voltrifrodec 🇸🇰 905 63 11ms 20 Apr 2025 494th ToE42 905 63 13ms 16 May 2025 494th cthierfelder 🇲🇨 905 63 14ms 19 Jun 2025 494th rollsroyce0 905 63 11ms 8 Jul 2025 494th xiaoyiming123 905 63 10ms 24 Jul 2025 494th addmai 905 63 11ms 24 Jul 2025 494th saturzay 905 63 10ms 19 Aug 2025 494th shelerr 905 63 16ms 21 Aug 2025 494th 0dyse 905 63 10ms 12 Sep 2025 494th Demonarchet 905 63 10ms 19 Sep 2025 494th nulzo 905 63 11ms 19 Oct 2025 494th DrakeSeteraO 905 63 10ms 28 Oct 2025 494th madeforlosers 905 63 11ms 7 Nov 2025 494th M4rc0g1 905 63 10ms 22 Nov 2025 494th AidanWalter 905 63 11ms 27 Nov 2025 494th Andrey2001 905 63 10ms 1 Feb 2026 494th Matter1024 🇮🇳 905 63 10ms 10 Feb 2026 494th SectorCorruptor 905 63 10ms 10 Feb 2026 494th netfri25 🇮🇱 905 63 10ms 17 Feb 2026 494th denkyuu1 905 63 11ms 26 Feb 2026 494th jusaka 905 63 10ms 9 days ago 633rd Threadzless 891 64 11ms 29 Oct 2018 633rd Sakrette 891 64 10ms 31 Dec 2018 633rd EmadAIsmael 891 64 10ms 15 Jan 2019 633rd lmishra92 891 64 10ms 15 Jan 2019 633rd mavrick08 891 64 9ms 3 Apr 2019 633rd bernardgardner 891 64 10ms 13 Jun 2019 633rd sibivel 891 64 10ms 26 Jun 2019 633rd TessSSBM 891 64 12ms 1 Oct 2019 First Prev 561–640 of 1,507 Next Last
