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 240th emgordon154 829 47 1,259ms 23 hours ago 242nd edsrzf 🇳🇿 829 62 111ms 9 days ago 243rd MeWhenI 🇻🇦 827 118 284ms 7 days ago 244th Lv0Sys 🇵🇱 826 52 12ms 8 days ago 245th albanian-laundromat 826 69 514ms 6 Dec 2025 246th MeWhenI 🇻🇦 826 80 106ms 3 days ago 247th edsrzf 🇳🇿 826 100 145ms 9 May 2025 248th ovs-code 🇩🇪 825 71 139ms 8 days ago 249th ovs-code 🇩🇪 825 76 4ms 10 May 2025 250th Lv0Sys 🇵🇱 825 81 437ms 8 days ago 251st error256 825 91 62ms 12 Jan 2026 251st Steffan153 🇫🇮 825 91 57ms 8 days ago 253rd roelderickx 825 104 61ms 2 days ago 254th kg583 🇺🇸 824 109 42ms 3 Mar 2026 254th GolfingSuccess 🇬🇷 824 109 46ms 3 Mar 2026 254th edsrzf 🇳🇿 824 109 43ms 10 days ago 254th Steffan153 🇫🇮 824 109 43ms 3 days ago 258th error256 823 59 68ms 13 Jan 2026 259th solisolu 823 78 20ms 10 Nov 2025 260th stefangimmillaro 820 119 276ms 4 days ago 261st GolfingSuccess 🇬🇷 819 49 797ms 9 days ago 262nd edsrzf 🇳🇿 819 92 18ms 8 days ago 262nd Steffan153 🇫🇮 819 92 18ms 3 days ago 262nd emgordon154 819 92 18ms 2 days ago 265th edsrzf 🇳🇿 816 64 66ms 3 days ago 266th emplv 🇱🇻 816 67 6ms 6 days ago 267th rucin93 🇵🇱 816 72 9ms 27 days ago 267th edsrzf 🇳🇿 816 72 9ms 9 days ago 269th Yax42 🇫🇷 816 92 60ms 10 days ago 270th emgordon154 815 59 8ms 2 days ago 271st sean-niemann 🇺🇸 815 62 167ms 19 May 2025 272nd plcc0 815 66 431ms 8 days ago 273rd fantaize 815 102 146ms 24 days ago 273rd madex 🇩🇪 815 102 156ms 8 days ago 273rd jusaka 815 102 155ms 17 hours ago 276th edsrzf 🇳🇿 815 106 37ms 3 days ago 277th madex 🇩🇪 814 70 485ms 6 days ago 278th Natanaelel 🇸🇪 814 77 3ms 11 May 2025 278th emgordon154 814 77 4ms 23 hours ago 280th BREMAUCY 🇫🇷 813 79 18ms 10 days ago 280th mishak-sys 813 79 411ms 8 days ago 280th KatieLG 🇬🇧 813 79 19ms 3 days ago 283rd CaedenHarper 🇨🇦 813 120 274ms 10 days ago 284th MeWhenI 🇻🇦 812 48 1,252ms 3 days ago 285th error256 811 88 3,067ms 14 Jan 2026 285th IanUtley 811 88 2,941ms 16 Jan 2026 287th MeWhenI 🇻🇦 809 55 50ms 10 days ago 288th sean-niemann 🇺🇸 807 87 42ms 9 May 2025 289th albanian-laundromat 807 107 85ms 15 hours ago 290th emgordon154 805 83 416ms 3 days ago 291st MeWhenI 🇻🇦 804 50 7ms 9 days ago 292nd DialFrost 🇸🇬 804 78 3ms 10 May 2025 292nd madex 🇩🇪 804 78 3ms 7 days ago 294th error256 803 50 4,638ms 15 Jan 2026 295th Shanethegamer 🇺🇸 803 63 198ms 7 May 2025 296th Shanethegamer 🇺🇸 803 67 436ms 7 May 2025 296th emgordon154 803 67 396ms 9 May 2025 296th CaedenHarper 🇨🇦 803 67 513ms 13 days ago 296th fuzzylojik-golf 🇺🇸 803 67 490ms 11 days ago 296th HumanoidCPU 803 67 577ms 10 days ago 296th MeWhenI 🇻🇦 803 67 997ms 3 days ago 302nd jusaka 803 80 18ms 41 hours ago 303rd sean-niemann 🇺🇸 801 40 39ms 4 days ago 303rd MeWhenI 🇻🇦 801 40 41ms 3 days ago 305th albanian-laundromat 800 122 264ms 5 Jan 2026 306th stefangimmillaro 799 116 44ms 3 days ago 307th emgordon154 798 94 60ms 23 hours ago 308th albanian-laundromat 797 88 1,372ms 5 Jan 2026 309th Shanethegamer 🇺🇸 795 54 31ms 13 Dec 2024 309th error256 795 54 26ms 2 May 2025 309th emgordon154 795 54 41ms 11 days ago 309th ComradeSquirrel 795 54 40ms 9 days ago 309th helbling 🇨🇭 795 54 40ms 9 days ago 314th albanian-laundromat 794 74 10ms 17 days ago 315th Aquateraneal 🇺🇸 793 81 19ms 8 days ago 315th luuumine 🇫🇷 793 81 16ms 7 days ago 317th madex 🇩🇪 792 58 2,632ms 7 days ago 318th albanian-laundromat 792 117 43ms 24 days ago 319th lifthrasiir 🇰🇷 791 68 559ms 11 Dec 2024 319th snoozingnewt 🇨🇦 791 68 412ms 17 hours ago First Prev 241–320 of 491 Next Last