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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> 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 ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 161st GolfingSuccess 🇬🇷 0 83 111ms 3 days ago 161st GolfingSuccess 🇬🇷 0 83 367ms 2 days ago 161st error256 0 83 367ms 2 days ago 164th albanian-laundromat 0 84 9ms 11 Dec 2025 165th Shanethegamer 🇺🇸 0 85 11ms 13 Dec 2024 165th edsrzf 🇳🇿 0 85 973ms 25 May 2025 165th albanian-laundromat 0 85 92ms 6 Dec 2025 165th GolfingSuccess 🇬🇷 0 85 25ms 35 hours ago 169th kg583 🇺🇸 0 86 22ms 2 Oct 2025 169th kg583 🇺🇸 0 86 412ms 3 Oct 2025 171st sean-niemann 🇺🇸 0 87 42ms 9 May 2025 172nd edsrzf 🇳🇿 0 88 2,069ms 15 May 2025 172nd Upload-and-View 🇺🇦 0 88 72ms 2 Sep 2025 172nd solisolu 0 88 3ms 11 Nov 2025 172nd albanian-laundromat 0 88 1,544ms 10 days ago 172nd GolfingSuccess 🇬🇷 0 88 993ms 19 hours ago 172nd error256 0 88 3,009ms 15 hours ago 178th Shanethegamer 🇺🇸 0 89 97ms 13 Dec 2024 178th GolfingSuccess 🇬🇷 0 89 61ms 2 days ago 180th sean-niemann 🇺🇸 0 90 6ms 10 May 2025 180th rucin93 🇵🇱 0 90 7ms 10 May 2025 182nd ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 182nd error256 0 91 62ms 2 days ago 182nd error256 0 91 293ms 21 hours ago 182nd GolfingSuccess 🇬🇷 0 91 272ms 21 hours ago 186th Shanethegamer 🇺🇸 0 92 442ms 20 May 2025 187th Shanethegamer 🇺🇸 0 94 414ms 13 Dec 2024 187th edsrzf 🇳🇿 0 94 458ms 20 May 2025 189th albanian-laundromat 0 95 119ms 8 days ago 190th Natanaelel 🇸🇪 0 96 266ms 8 May 2025 190th stefangimmillaro 0 96 21ms 10 May 2025 190th Shanethegamer 🇺🇸 0 96 373ms 3 Jun 2025 190th albanian-laundromat 0 96 5ms 6 Dec 2025 194th edsrzf 🇳🇿 0 97 478ms 24 Sep 2025 194th albanian-laundromat 0 97 44ms 6 Dec 2025 196th kumavale 0 98 155ms 26 Nov 2025 197th edsrzf 🇳🇿 0 99 518ms 9 May 2025 197th Shanethegamer 🇺🇸 0 99 464ms 24 Sep 2025 199th edsrzf 🇳🇿 0 100 145ms 9 May 2025 199th edsrzf 🇳🇿 0 100 307ms 9 May 2025 199th edsrzf 🇳🇿 0 100 16ms 9 May 2025 199th emgordon154 0 100 7ms 9 May 2025 199th JOrE20 🇺🇸 0 100 41ms 15 Dec 2025 204th edsrzf 🇳🇿 0 102 416ms 16 Jun 2025 205th CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 206th kg583 🇺🇸 0 106 38ms 9 May 2025 207th Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 207th AlephSquirrel 0 107 20ms 14 May 2025 209th CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 209th edsrzf 🇳🇿 0 108 1,736ms 21 May 2025 209th albanian-laundromat 0 108 30ms 10 days ago 212th Shanethegamer 🇺🇸 0 114 1,370ms 9 May 2025 212th edsrzf 🇳🇿 0 114 600ms 9 May 2025 214th GolfingSuccess 🇬🇷 0 117 254ms 3 days ago 215th edsrzf 🇳🇿 0 118 684ms 9 May 2025 216th Shanethegamer 🇺🇸 0 121 148ms 13 Dec 2024 216th albanian-laundromat 0 121 78ms 9 Dec 2025 218th albanian-laundromat 0 122 252ms 10 days ago 219th stefangimmillaro 0 124 264ms 10 May 2025 219th Shanethegamer 🇺🇸 0 124 151ms 3 Jun 2025 221st AstroOrbis 0 126 21ms 12 Aug 2025 222nd MeWhenI 🇻🇦 0 129 478ms 8 May 2025 222nd rucin93 🇵🇱 0 129 389ms 9 May 2025 224th albanian-laundromat 0 135 44ms 9 hours ago 225th edsrzf 🇳🇿 0 136 4,569ms 19 May 2025 226th Shanethegamer 🇺🇸 0 139 264ms 13 Dec 2024 227th Shanethegamer 🇺🇸 0 146 31ms 9 May 2025 228th albanian-laundromat 0 207 1,546ms 8 days ago 229th albanian-laundromat 0 265 50ms 8 Dec 2025 First Prev 161–229 of 229
