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 madex 🇩🇪 558 121 366ms 12 days ago 562nd JOrE20 550 159 69ms 14 Feb 2026 563rd snoozingnewt 🇨🇦 540 116 113ms 7 days ago 564th emgordon154 524 150 15ms 9 May 2025 565th madex 🇩🇪 504 112 1,333ms 12 days ago 566th jusaka 500 34 6ms 21 hours ago 567th KrausRaus 🇺🇸 494 83 17ms 13 days ago 568th albanian-laundromat 🇺🇸 491 57 272ms 18 days ago 569th MeWhenI 🇻🇦 475 83 1,079ms 4 days ago 570th HumanoidCPU 474 59 255ms 11 days ago 571st dokutan 472 158 73ms 14 days ago 572nd madex 🇩🇪 471 85 70ms 12 days ago 573rd CaedenHarper 🇨🇦 450 89 101ms 18 days ago 574th madex 🇩🇪 443 204 32ms 12 days ago 575th kasarino 441 157 12ms 15 days ago 576th RYSF13 🇨🇳 412 168 13ms 25 Jun 2025 577th emplv 🇱🇻 405 216 65ms 4 days ago 578th HumanoidCPU 372 200 421ms 14 days ago 579th Msleizak 🇫🇷 318 88 412ms 11 days ago 580th JOrE20 196 381 2,566ms 29 Dec 2025 581st CaedenHarper 🇨🇦 61 853 550ms 18 days ago 582nd namelessiw 0 6 160ms 13 Oct 2025 582nd Shanethegamer 🇺🇸 0 6 193ms 20 Oct 2025 582nd GolfingSuccess 🇬🇷 0 6 156ms 13 Dec 2025 585th Natanaelel 🇸🇪 0 7 59ms 2 May 2025 585th 2bular 0 7 55ms 2 May 2025 585th kg583 🇺🇸 0 7 262ms 8 May 2025 585th GolfingSuccess 🇬🇷 0 7 262ms 14 May 2025 585th Shanethegamer 🇺🇸 0 7 57ms 30 May 2025 585th JOrE20 0 7 267ms 27 Feb 2026 585th darrenks 🇺🇸 0 7 58ms 16 days ago 585th plcc0 0 7 58ms 15 days ago 593rd ovs-code 🇩🇪 0 8 55ms 12 Oct 2025 594th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 594th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 596th themoonisacheese 0 18 1,011ms 11 days ago 597th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 598th Shanethegamer 🇺🇸 0 42 10ms 7 Feb 2026 599th KatieLG 🇬🇧 0 50 16ms 13 days ago 600th Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 600th GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 600th sean-niemann 🇺🇸 0 56 67ms 8 May 2025 603rd Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 604th GolfingSuccess 🇬🇷 0 59 72ms 8 May 2025 605th madex 🇩🇪 0 62 1,125ms 14 days ago 606th GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 607th dokutan 0 72 76ms 8 Feb 2026 608th GolfingSuccess 🇬🇷 0 73 8ms 15 days ago 609th fuzzylojik-golf 🇺🇸 0 76 8ms 11 days ago 610th ovs-code 🇩🇪 0 77 78ms 30 May 2025 611th GolfingSuccess 🇬🇷 0 79 79ms 14 May 2025 612th GolfingSuccess 🇬🇷 0 82 17ms 14 days ago 613th edsrzf 🇳🇿 0 94 187ms 17 May 2025 614th GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 615th GolfingSuccess 🇬🇷 0 117 8ms 25 Dec 2025 616th GolfingSuccess 🇬🇷 0 138 271ms 8 May 2025 First Prev 561–616 of 616