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 561st jusaka 321 260 167ms 3 hours ago 562nd flekAI 320 190 19ms 2 days ago 563rd flekAI 317 190 189ms 2 days ago 564th flekAI 316 104 74ms 2 days ago 565th jusaka 313 176 8ms 3 hours ago 566th jusaka 309 139 239ms 2 hours ago 567th jusaka 304 198 187ms 95 mins ago 568th flekAI 304 208 4ms 2 days ago 569th Ripick 303 198 381ms 7 days ago 570th flekAI 300 120 459ms 2 days ago 571st jusaka 299 270 28ms 2 hours ago 572nd jusaka 298 269 7ms 83 mins ago 573rd jusaka 287 212 18ms 2 hours ago 574th jusaka 283 212 363ms 2 hours ago 575th jusaka 277 210 545ms 3 hours ago 576th jusaka 276 257 1,358ms 2 hours ago 577th flekAI 275 208 5ms 2 days ago 578th flekAI 275 212 500ms 2 days ago 579th flekAI 271 97 148ms 2 days ago 580th jusaka 269 328 30ms 65 mins ago 581st jusaka 264 197 108ms 3 hours ago 582nd jusaka 264 318 47ms 13 mins ago 583rd jusaka 259 167 12ms 5 hours ago 584th jusaka 256 159 1,773ms 2 hours ago 585th flekAI 239 164 6ms 2 days ago 586th dokutan 226 253 5ms 4 days ago 587th jusaka 220 348 1,340ms 3 hours ago 588th flekAI 217 387 46ms 2 days ago 589th flekAI 215 225 7ms 2 days ago 590th jusaka 208 456 45ms 77 mins ago 591st dokutan 207 371 67ms 4 days ago 592nd jusaka 204 129 142ms 4 mins ago 593rd jusaka 197 138 5ms 5 hours ago 594th jusaka 188 885 1,416ms 80 mins ago 595th dokutan 170 371 4ms 4 days ago 596th dokutan 154 395 21ms 4 days ago 597th darrenks 🇺🇸 0 6 50ms 22 days ago 597th 2bular 0 6 45ms 22 days ago 597th Natanaelel 🇸🇪 0 6 48ms 22 days ago 597th plcc0 0 6 48ms 21 days ago 601st kg583 🇺🇸 0 10 896ms 8 May 2025 602nd namelessiw 0 14 335ms 25 Oct 2025 602nd themoonisacheese 0 14 2,448ms 14 days ago 604th AlephSquirrel 0 31 8ms 3 Dec 2025 604th ovs-code 🇩🇪 0 31 9ms 3 Dec 2025 606th AlephSquirrel 0 42 5ms 3 Dec 2025 606th ovs-code 🇩🇪 0 42 6ms 7 Dec 2025 608th Shanethegamer 🇺🇸 0 52 168ms 7 Feb 2026 609th ovs-code 🇩🇪 0 53 123ms 30 May 2025 610th madex 🇩🇪 0 59 1,081ms 19 days ago 611th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 612th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 613th GolfingSuccess 🇬🇷 0 71 23ms 12 Jan 2026 613th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 615th KatieLG 🇬🇧 0 81 61ms 17 days ago 616th dokutan 0 85 68ms 4 days ago 617th Matter1024 🇮🇳 0 101 60ms 3 days ago 618th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 619th btjones0 0 126 168ms 21 days ago 620th edsrzf 🇳🇿 0 136 4,774ms 19 May 2025 621st jusaka 0 143 1,601ms 2 hours ago First Prev 561–621 of 621