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 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 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 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 Lily 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 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 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 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 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 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 Shanethegamer 🇺🇸 0 80 5ms 3 Jun 2025 161st error256 0 80 420ms 23 days ago 163rd Shanethegamer 🇺🇸 0 81 291ms 3 Jun 2025 164th bricknellj 0 82 17ms 30 Jan 2025 164th dokutan 0 82 17ms 15 Aug 2025 164th aksyristos 0 82 23ms 26 days ago 167th GolfingSuccess 🇬🇷 0 83 111ms 12 Jan 2026 167th GolfingSuccess 🇬🇷 0 83 386ms 27 days ago 167th error256 0 83 430ms 27 days ago 167th albanian-laundromat 0 83 9ms 13 days ago 171st Shanethegamer 🇺🇸 0 85 11ms 13 Dec 2024 171st edsrzf 🇳🇿 0 85 973ms 25 May 2025 171st albanian-laundromat 0 85 92ms 6 Dec 2025 171st GolfingSuccess 🇬🇷 0 85 25ms 26 days ago 175th kg583 🇺🇸 0 86 22ms 2 Oct 2025 176th sean-niemann 🇺🇸 0 87 42ms 9 May 2025 177th edsrzf 🇳🇿 0 88 2,069ms 15 May 2025 177th muser-logiccpu 🇺🇦 0 88 72ms 2 Sep 2025 177th solisolu 0 88 3ms 11 Nov 2025 177th albanian-laundromat 0 88 1,544ms 5 Jan 2026 177th GolfingSuccess 🇬🇷 0 88 993ms 25 days ago 177th error256 0 88 2,898ms 25 days ago 177th IanUtley 0 88 2,887ms 23 days ago 184th Shanethegamer 🇺🇸 0 89 97ms 13 Dec 2024 184th GolfingSuccess 🇬🇷 0 89 61ms 27 days ago 186th sean-niemann 🇺🇸 0 90 6ms 10 May 2025 186th rucin93 🇵🇱 0 90 7ms 10 May 2025 186th dokutan 0 90 68ms 9 hours ago 189th ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 189th error256 0 91 62ms 27 days ago 189th error256 0 91 293ms 25 days ago 189th GolfingSuccess 🇬🇷 0 91 272ms 25 days ago 193rd Shanethegamer 🇺🇸 0 92 442ms 20 May 2025 194th Shanethegamer 🇺🇸 0 94 414ms 13 Dec 2024 194th edsrzf 🇳🇿 0 94 458ms 20 May 2025 196th albanian-laundromat 0 95 119ms 6 Jan 2026 197th Natanaelel 🇸🇪 0 96 266ms 8 May 2025 197th stefangimmillaro 0 96 20ms 10 May 2025 197th Shanethegamer 🇺🇸 0 96 373ms 3 Jun 2025 197th albanian-laundromat 0 96 5ms 6 Dec 2025 201st edsrzf 🇳🇿 0 97 512ms 24 Sep 2025 201st albanian-laundromat 0 97 44ms 6 Dec 2025 203rd kumavale 0 98 154ms 26 Nov 2025 203rd error256 0 98 147ms 23 days ago 205th edsrzf 🇳🇿 0 99 472ms 9 May 2025 205th Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 207th edsrzf 🇳🇿 0 100 145ms 9 May 2025 207th edsrzf 🇳🇿 0 100 307ms 9 May 2025 207th edsrzf 🇳🇿 0 100 16ms 9 May 2025 207th emgordon154 0 100 7ms 9 May 2025 207th JOrE20 0 100 43ms 15 Dec 2025 212th edsrzf 🇳🇿 0 102 416ms 16 Jun 2025 213th CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 214th kg583 🇺🇸 0 106 38ms 9 May 2025 215th Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 215th AlephSquirrel 0 107 20ms 14 May 2025 217th CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 217th edsrzf 🇳🇿 0 108 1,736ms 21 May 2025 217th albanian-laundromat 0 108 30ms 5 Jan 2026 220th GolfingSuccess 🇬🇷 0 112 43ms 15 days ago 221st Shanethegamer 🇺🇸 0 114 1,370ms 9 May 2025 221st edsrzf 🇳🇿 0 114 600ms 9 May 2025 221st error256 0 114 480ms 10 days ago 224th GolfingSuccess 🇬🇷 0 117 268ms 27 days ago 225th edsrzf 🇳🇿 0 118 739ms 9 May 2025 226th Shanethegamer 🇺🇸 0 121 148ms 13 Dec 2024 226th albanian-laundromat 0 121 78ms 9 Dec 2025 228th albanian-laundromat 0 122 276ms 5 Jan 2026 229th stefangimmillaro 0 124 281ms 10 May 2025 229th Shanethegamer 🇺🇸 0 124 151ms 3 Jun 2025 231st AstroOrbis 0 126 23ms 12 Aug 2025 232nd MeWhenI 🇻🇦 0 129 525ms 8 May 2025 232nd rucin93 🇵🇱 0 129 424ms 9 May 2025 234th albanian-laundromat 0 135 44ms 25 days ago 235th edsrzf 🇳🇿 0 136 4,808ms 19 May 2025 236th Shanethegamer 🇺🇸 0 139 289ms 13 Dec 2024 237th Shanethegamer 🇺🇸 0 146 31ms 9 May 2025 238th albanian-laundromat 0 207 1,450ms 6 Jan 2026 239th albanian-laundromat 0 265 50ms 8 Dec 2025 First Prev 161–239 of 239