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 160th kg583 🇺🇸 852 71 18ms 21 days ago 160th Steffan153 🇫🇮 852 71 17ms 16 days ago 160th GolfingSuccess 🇬🇷 852 71 18ms 14 days ago 164th DialFrost 🇸🇬 851 70 116ms 20 days ago 164th Steffan153 🇫🇮 851 70 2,152ms 14 days ago 166th error256 851 98 155ms 16 Jan 2026 166th edsrzf 🇳🇿 851 98 157ms 20 days ago 168th GolfingSuccess 🇬🇷 850 69 402ms 14 Jan 2026 168th error256 850 69 398ms 23 days ago 168th Steffan153 🇫🇮 850 69 439ms 14 days ago 168th stefangimmillaro 850 69 398ms 14 days ago 172nd Natanaelel 🇸🇪 849 38 41ms 8 May 2025 172nd ovs-code 🇩🇪 849 38 38ms 13 Jan 2026 172nd pardouin 🇫🇷 849 38 37ms 19 Feb 2026 172nd stefangimmillaro 849 38 42ms 11 days ago 172nd blaztoma 🇱🇹 849 38 79ms 2 days ago 177th AlephSquirrel 849 76 38ms 3 Dec 2025 177th MeWhenI 🇻🇦 849 76 605ms 16 Mar 2026 177th duckyluuk 🇳🇱 849 76 120ms 20 days ago 177th emgordon154 849 76 310ms 12 days ago 181st ovs-code 🇩🇪 848 46 11ms 18 days ago 181st emgordon154 848 46 11ms 17 days ago 181st Steffan153 🇫🇮 848 46 11ms 16 days ago 184th GolfingSuccess 🇬🇷 847 51 36ms 12 Jan 2026 184th sean-niemann 🇺🇸 847 51 35ms 15 Jan 2026 184th Steffan153 🇫🇮 847 51 39ms 19 Feb 2026 184th Natanaelel 🇸🇪 847 51 35ms 22 days ago 184th voytxt 🇨🇿 847 51 34ms 14 days ago 184th weliveinhell 🇭🇹 847 51 32ms 3 days ago 190th edsrzf 🇳🇿 847 94 6ms 20 days ago 190th albanian-laundromat 🇺🇸 847 94 6ms 20 days ago 190th sean-niemann 🇺🇸 847 94 6ms 16 days ago 190th Steffan153 🇫🇮 847 94 6ms 14 days ago 194th lyphyser 845 41 59ms 20 days ago 195th GolfingSuccess 🇬🇷 845 49 33ms 12 Jan 2026 195th albanian-laundromat 🇺🇸 845 49 32ms 9 Mar 2026 195th MeWhenI 🇻🇦 845 49 33ms 21 days ago 198th Steffan153 🇫🇮 845 69 7ms 14 days ago 199th GolfingSuccess 🇬🇷 845 85 28ms 14 Jan 2026 199th edsrzf 🇳🇿 845 85 28ms 21 days ago 201st edsrzf 🇳🇿 844 48 818ms 21 days ago 202nd albanian-laundromat 🇺🇸 844 69 514ms 6 Dec 2025 203rd GolfingSuccess 🇬🇷 844 117 330ms 12 Jan 2026 203rd Steffan153 🇫🇮 844 117 329ms 14 days ago 205th Yax42 🇫🇷 843 75 4ms 22 days ago 206th error256 843 80 466ms 16 Jan 2026 207th ovs-code 🇩🇪 843 91 261ms 13 Dec 2025 207th error256 843 91 293ms 14 Jan 2026 207th GolfingSuccess 🇬🇷 843 91 272ms 14 Jan 2026 207th Natanaelel 🇸🇪 843 91 311ms 22 days ago 207th edsrzf 🇳🇿 843 91 292ms 14 days ago 207th Steffan153 🇫🇮 843 91 285ms 14 days ago 213th stefangimmillaro 843 99 194ms 15 days ago 213th Steffan153 🇫🇮 843 99 157ms 14 days ago 215th error256 842 55 2,436ms 15 Feb 2026 216th Steffan153 🇫🇮 842 62 56ms 14 days ago 217th error256 842 91 59ms 12 Jan 2026 217th Steffan153 🇫🇮 842 91 63ms 20 days ago 219th edsrzf 🇳🇿 841 78 110ms 14 days ago 219th Steffan153 🇫🇮 841 78 102ms 14 days ago 219th snoozingnewt 🇨🇦 841 78 105ms 2 days ago 222nd MeWhenI 🇻🇦 840 80 106ms 15 days ago 223rd ovs-code 🇩🇪 839 71 139ms 20 days ago 224th bitsandbeyond 🇳🇱 838 43 1,001ms 26 days ago 225th edsrzf 🇳🇿 838 62 140ms 21 days ago 226th lifthrasiir 🇰🇷 838 77 186ms 11 Dec 2024 226th Shanethegamer 🇺🇸 838 77 18ms 13 Dec 2024 226th addmai 838 77 20ms 24 Jul 2025 226th hiichbindermax 838 77 18ms 17 Aug 2025 226th 5cw 🇺🇸 838 77 20ms 22 Aug 2025 226th davecame 838 77 142ms 25 Sep 2025 226th SirBogman 🇺🇸 838 77 244ms 13 Oct 2025 226th jtaxen 838 77 27ms 16 Oct 2025 226th albanian-laundromat 🇺🇸 838 77 23ms 25 Nov 2025 226th anter69 🇭🇺 838 77 147ms 4 Feb 2026 226th Matter1024 🇮🇳 838 77 19ms 12 Feb 2026 226th KasperKivimaeki 🇫🇮 838 77 589ms 16 Mar 2026 226th StefanHabel 🇨🇦 838 77 606ms 22 days ago 226th ahmetdemirag 🇨🇾 838 77 18ms 22 days ago 226th tomh1012 838 77 19ms 22 days ago First Prev 161–240 of 604 Next Last