Gray Code Decoder 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 1st khvdm 1,000 69 137ms 13 Jan 2025 1st 4atj 1,000 69 1,062ms 21 May 2025 3rd btnlq 986 70 193ms 4 Dec 2024 3rd error256 986 70 129ms 15 Jan 2026 3rd Seek64 🇩🇪 986 70 116ms 10 days ago 6th ovs-code 🇩🇪 972 71 134ms 10 days ago 7th aksyristos 958 72 247ms 23 days ago 7th blaztoma 🇱🇹 958 72 151ms 10 days ago 7th Emutis 🇱🇹 958 72 121ms 10 days ago 7th zacjl 958 72 131ms 8 days ago 7th bizy-coder 958 72 132ms 34 hours ago 12th pardouin 🇫🇷 945 73 179ms 14 Feb 2026 12th Steffan153 🇫🇮 945 73 1,300ms 19 Feb 2026 14th lukegustafson 🇺🇸 932 74 189ms 25 days ago 15th kg583 🇺🇸 920 75 38ms 1 Dec 2024 15th hallvabo 🇳🇴 920 75 131ms 30 Dec 2024 15th Natanaelel 🇸🇪 920 75 19ms 11 May 2025 15th commandz0 🇺🇸 920 75 1,210ms 27 Aug 2025 15th GolfingSuccess 🇬🇷 920 75 19ms 11 Jan 2026 15th madex 🇩🇪 920 75 26ms 16 days ago 15th CaedenHarper 🇨🇦 920 75 149ms 13 days ago 15th fuzzylojik-golf 🇺🇸 920 75 123ms 11 days ago 15th edsrzf 🇳🇿 920 75 17ms 9 days ago 15th plcc0 920 75 21ms 9 days ago 15th zgialor-lab 920 75 25ms 9 days ago 15th ndren 920 75 19ms 8 days ago 15th CornerMercury 🇬🇧 920 75 19ms 7 days ago 15th DialFrost 🇸🇬 920 75 25ms 5 days ago 15th sean-niemann 🇺🇸 920 75 178ms 4 days ago 30th AlephSquirrel 908 76 39ms 3 Dec 2025 30th MeWhenI 🇻🇦 908 76 586ms 19 days ago 30th duckyluuk 🇳🇱 908 76 200ms 8 days ago 30th emgordon154 908 76 276ms 12 hours ago 34th lifthrasiir 🇰🇷 896 77 192ms 11 Dec 2024 34th Shanethegamer 🇺🇸 896 77 19ms 13 Dec 2024 34th addmai 896 77 20ms 24 Jul 2025 34th hiichbindermax 896 77 17ms 17 Aug 2025 34th 5cw 🇺🇸 896 77 18ms 22 Aug 2025 34th davecame 896 77 135ms 25 Sep 2025 34th SirBogman 🇺🇸 896 77 232ms 13 Oct 2025 34th jtaxen 896 77 19ms 16 Oct 2025 34th albanian-laundromat 896 77 19ms 25 Nov 2025 34th anter69 🇭🇺 896 77 133ms 4 Feb 2026 34th Matter1024 🇮🇳 896 77 17ms 12 Feb 2026 34th KasperKivimaeki 🇫🇮 896 77 564ms 19 days ago 34th StefanHabel 🇨🇦 896 77 1,217ms 10 days ago 34th ahmetdemirag 🇨🇾 896 77 18ms 10 days ago 34th tomh1012 896 77 17ms 10 days ago 34th HumanoidCPU 896 77 230ms 10 days ago 34th qpwoeirut 896 77 19ms 9 days ago 34th btjones0 896 77 19ms 9 days ago 34th ComradeSquirrel 896 77 18ms 9 days ago 34th bzijlema 🇳🇱 896 77 18ms 9 days ago 34th Lv0Sys 🇵🇱 896 77 18ms 8 days ago 34th stefangimmillaro 896 77 136ms 5 days ago 34th LostSyntax21 🇬🇧 896 77 18ms 5 days ago 34th scpchicken 🇵🇼 896 77 18ms 2 days ago 34th Andrey2001 896 77 18ms 2 days ago 34th guilhem-roy 🇫🇷 896 77 19ms 2 days ago 34th jameswmccarty 896 77 20ms 28 hours ago 34th mantaslu 🇱🇹 896 77 18ms 23 hours ago 34th snoozingnewt 🇨🇦 896 77 20ms 14 hours ago 34th firegene 🇮🇪 896 77 19ms 10 hours ago 64th solisolu 885 78 20ms 10 Nov 2025 65th BREMAUCY 🇫🇷 873 79 18ms 10 days ago 65th mishak-sys 873 79 411ms 8 days ago 65th KatieLG 🇬🇧 873 79 19ms 3 days ago 68th jusaka 863 80 18ms 37 hours ago 69th Aquateraneal 🇺🇸 852 81 19ms 8 days ago 69th luuumine 🇫🇷 852 81 16ms 7 days ago 71st bricknellj 841 82 17ms 30 Jan 2025 71st dokutan 841 82 17ms 15 Aug 2025 73rd msbranicky 831 83 18ms 7 days ago 74th JOrE20 690 100 42ms 15 Dec 2025 75th retrohun 622 111 41ms 10 days ago 76th AstroOrbis 548 126 23ms 12 Aug 2025 1–76 of 76