Gray Code Decoder in all languages 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 229th StefanHabel 🇨🇦 838 77 606ms 27 days ago 229th ahmetdemirag 🇨🇾 838 77 18ms 27 days ago 229th tomh1012 838 77 19ms 27 days ago 229th HumanoidCPU 838 77 246ms 26 days ago 229th qpwoeirut 838 77 19ms 26 days ago 229th btjones0 838 77 18ms 26 days ago 229th ComradeSquirrel 838 77 18ms 26 days ago 229th bzijlema 🇳🇱 838 77 19ms 26 days ago 229th Lv0Sys 🇵🇱 838 77 20ms 25 days ago 229th LostSyntax21 🇬🇧 838 77 18ms 22 days ago 229th scpchicken 🇵🇼 838 77 18ms 19 days ago 229th Andrey2001 838 77 19ms 19 days ago 229th guilhem-roy 🇫🇷 838 77 17ms 19 days ago 229th jameswmccarty 838 77 19ms 17 days ago 229th mantaslu 🇱🇹 838 77 18ms 17 days ago 229th snoozingnewt 🇨🇦 838 77 20ms 17 days ago 229th firegene 🇮🇪 838 77 18ms 17 days ago 229th Pyroan 838 77 19ms 14 days ago 229th retrohun 838 77 183ms 13 days ago 229th madeforlosers 838 77 19ms 13 days ago 229th klixel 🇨🇦 838 77 19ms 11 days ago 229th dokutan 838 77 18ms 9 days ago 229th FoxInTheClouds 838 77 19ms 5 days ago 264th GolfingSuccess 🇬🇷 838 86 2,109ms 9 Mar 2026 264th Steffan153 🇫🇮 838 86 2,054ms 19 days ago 266th edsrzf 🇳🇿 837 90 21ms 13 days ago 267th MeWhenI 🇻🇦 836 80 113ms 20 days ago 268th error256 835 59 68ms 13 Jan 2026 269th anter69 🇭🇺 834 47 1,398ms 4 Feb 2026 269th emgordon154 834 47 1,387ms 17 days ago 271st edsrzf 🇳🇿 834 100 145ms 9 May 2025 272nd MeWhenI 🇻🇦 834 118 321ms 23 days ago 273rd Steffan153 🇫🇮 833 47 6ms 18 days ago 274th edsrzf 🇳🇿 833 62 122ms 26 days ago 275th ovs-code 🇩🇪 833 71 139ms 25 days ago 276th Lv0Sys 🇵🇱 833 81 437ms 25 days ago 277th roelderickx 833 104 61ms 18 days ago 278th kg583 🇺🇸 832 109 46ms 3 Mar 2026 278th GolfingSuccess 🇬🇷 832 109 46ms 3 Mar 2026 278th edsrzf 🇳🇿 832 109 45ms 26 days ago 278th Steffan153 🇫🇮 832 109 46ms 19 days ago 282nd ovs-code 🇩🇪 831 76 3ms 10 May 2025 283rd Lv0Sys 🇵🇱 830 52 13ms 25 days ago 284th sean-niemann 🇺🇸 830 87 42ms 9 May 2025 285th Yax42 🇫🇷 830 92 63ms 27 days ago 286th DialFrost 🇸🇬 830 96 6ms 6 days ago 287th DialFrost 🇸🇬 828 69 1,070ms 14 days ago 288th GolfingSuccess 🇬🇷 827 49 797ms 25 days ago 289th madex 🇩🇪 827 70 485ms 22 days ago 290th solisolu 827 78 41ms 10 Nov 2025 290th Alex-x90 🇺🇸 827 78 21ms 8 days ago 292nd GrayJoKing 🇦🇺 827 91 20ms 15 days ago 292nd Steffan153 🇫🇮 827 91 19ms 15 days ago 294th stefangimmillaro 827 119 328ms 20 days ago 295th DialFrost 🇸🇬 825 71 435ms 6 days ago 296th edsrzf 🇳🇿 825 106 37ms 19 days ago 297th sean-niemann 🇺🇸 824 62 170ms 19 May 2025 298th edsrzf 🇳🇿 823 64 66ms 19 days ago 299th vang1ong7ang 823 101 166ms 12 days ago 300th snoozingnewt 🇨🇦 823 114 45ms 7 days ago 301st emgordon154 820 59 6ms 18 days ago 302nd Natanaelel 🇸🇪 820 77 3ms 11 May 2025 302nd emgordon154 820 77 4ms 17 days ago 304th CaedenHarper 🇨🇦 820 120 352ms 26 days ago 305th emplv 🇱🇻 819 67 7ms 23 days ago 306th error256 819 88 3,067ms 14 Jan 2026 306th IanUtley 819 88 2,900ms 16 Jan 2026 308th plcc0 818 66 506ms 25 days ago 309th emgordon154 818 92 18ms 18 days ago 310th MeWhenI 🇻🇦 817 48 1,455ms 20 days ago 311th BREMAUCY 🇫🇷 817 79 19ms 27 days ago 311th mishak-sys 817 79 418ms 25 days ago 311th KatieLG 🇬🇧 817 79 18ms 19 days ago 311th ZakkkkAttackkkk 🇵🇭 817 79 45ms 14 days ago 311th lelbal 817 79 19ms 5 days ago 316th albanian-laundromat 🇺🇸 817 107 85ms 17 days ago 317th edsrzf 🇳🇿 816 72 9ms 26 days ago 318th albanian-laundromat 🇺🇸 815 48 4ms 18 days ago 319th fantaize 815 102 159ms 10 Mar 2026 319th madex 🇩🇪 815 102 162ms 24 days ago First Prev 241–320 of 626 Next Last