Gray Code Encoder 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 JOrE20 550 159 69ms 14 Feb 2026 562nd snoozingnewt 🇨🇦 540 116 113ms 6 days ago 563rd emgordon154 524 150 15ms 9 May 2025 564th madex 🇩🇪 504 112 1,333ms 12 days ago 565th jusaka 500 34 6ms 7 hours ago 566th KrausRaus 🇺🇸 494 83 17ms 13 days ago 567th albanian-laundromat 🇺🇸 491 57 272ms 17 days ago 568th MeWhenI 🇻🇦 475 83 1,079ms 3 days ago 569th HumanoidCPU 474 59 255ms 10 days ago 570th dokutan 472 158 73ms 13 days ago 571st madex 🇩🇪 471 85 70ms 12 days ago 572nd CaedenHarper 🇨🇦 450 89 101ms 17 days ago 573rd madex 🇩🇪 443 204 32ms 12 days ago 574th kasarino 441 157 12ms 15 days ago 575th RYSF13 🇨🇳 412 168 13ms 25 Jun 2025 576th emplv 🇱🇻 405 216 65ms 4 days ago 577th HumanoidCPU 372 200 421ms 13 days ago 578th Msleizak 🇫🇷 318 88 412ms 10 days ago 579th JOrE20 196 381 2,566ms 29 Dec 2025 580th CaedenHarper 🇨🇦 61 853 550ms 18 days ago 581st namelessiw 0 6 160ms 13 Oct 2025 581st Shanethegamer 🇺🇸 0 6 193ms 20 Oct 2025 581st GolfingSuccess 🇬🇷 0 6 156ms 13 Dec 2025 584th Natanaelel 🇸🇪 0 7 59ms 2 May 2025 584th 2bular 0 7 55ms 2 May 2025 584th kg583 🇺🇸 0 7 262ms 8 May 2025 584th GolfingSuccess 🇬🇷 0 7 262ms 14 May 2025 584th Shanethegamer 🇺🇸 0 7 57ms 30 May 2025 584th JOrE20 0 7 267ms 27 Feb 2026 584th darrenks 🇺🇸 0 7 58ms 16 days ago 584th plcc0 0 7 58ms 14 days ago 592nd ovs-code 🇩🇪 0 8 55ms 12 Oct 2025 593rd GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 593rd Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 595th themoonisacheese 0 18 1,011ms 10 days ago 596th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 597th Shanethegamer 🇺🇸 0 42 10ms 7 Feb 2026 598th KatieLG 🇬🇧 0 50 16ms 13 days ago 599th Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 599th GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 599th sean-niemann 🇺🇸 0 56 67ms 8 May 2025 602nd Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 603rd GolfingSuccess 🇬🇷 0 59 72ms 8 May 2025 604th madex 🇩🇪 0 62 1,125ms 13 days ago 605th GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 606th dokutan 0 72 76ms 8 Feb 2026 607th GolfingSuccess 🇬🇷 0 73 8ms 15 days ago 608th fuzzylojik-golf 🇺🇸 0 76 8ms 10 days ago 609th ovs-code 🇩🇪 0 77 78ms 30 May 2025 610th GolfingSuccess 🇬🇷 0 79 79ms 14 May 2025 611th GolfingSuccess 🇬🇷 0 82 17ms 13 days ago 612th edsrzf 🇳🇿 0 94 187ms 17 May 2025 613th GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 614th GolfingSuccess 🇬🇷 0 117 8ms 25 Dec 2025 615th GolfingSuccess 🇬🇷 0 138 271ms 8 May 2025 First Prev 561–615 of 615