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 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 1st namelessiw 0 6 160ms 13 Oct 2025 1st Shanethegamer 🇺🇸 0 6 442ms 20 Oct 2025 1st GolfingSuccess 🇬🇷 0 6 156ms 13 Dec 2025 4th Natanaelel 🇸🇪 0 7 52ms 2 May 2025 4th 2bular 0 7 53ms 2 May 2025 4th kg583 🇺🇸 0 7 257ms 8 May 2025 4th GolfingSuccess 🇬🇷 0 7 256ms 14 May 2025 4th Shanethegamer 🇺🇸 0 7 77ms 30 May 2025 9th ovs-code 🇩🇪 0 8 59ms 12 Oct 2025 10th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 10th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 12th saito-ta 🇯🇵 0 17 93ms 9 May 2025 12th ovs-code 🇩🇪 0 17 3ms 12 Oct 2025 12th 2bular 0 17 4ms 12 Oct 2025 12th SirBogman 🇺🇸 0 17 4ms 12 Oct 2025 12th GolfingSuccess 🇬🇷 0 17 84ms 13 Dec 2025 17th GolfingSuccess 🇬🇷 0 18 6ms 13 Dec 2025 18th pardouin 🇫🇷 0 19 79ms 25 Feb 2025 18th MeWhenI 🇻🇦 0 19 91ms 8 May 2025 18th emgordon154 0 19 95ms 22 Nov 2025 21st JOrE20 0 24 92ms 2 days ago 22nd Shanethegamer 🇺🇸 0 27 4ms 26 Nov 2024 22nd Natanaelel 🇸🇪 0 27 7ms 8 May 2025 22nd saito-ta 🇯🇵 0 27 4ms 8 May 2025 22nd Natanaelel 🇸🇪 0 27 4ms 11 May 2025 26th bitsandbeyond 🇳🇱 0 30 377ms 20 Oct 2025 26th 2bular 0 30 40ms 16 Nov 2025 26th ovs-code 🇩🇪 0 30 37ms 16 Nov 2025 26th IISResetMe 0 30 297ms 10 Jan 2026 26th GolfingSuccess 🇬🇷 0 30 488ms 11 days ago 31st Shanethegamer 🇺🇸 0 32 103ms 26 Nov 2024 31st DialFrost 🇸🇬 0 32 178ms 24 Feb 2025 31st Natanaelel 🇸🇪 0 32 185ms 8 May 2025 34th Shanethegamer 🇺🇸 0 33 40ms 9 Dec 2024 34th stefangimmillaro 0 33 40ms 24 Jan 2025 34th radarek 🇵🇱 0 33 36ms 17 Feb 2025 34th DialFrost 🇸🇬 0 33 40ms 24 Feb 2025 34th error256 0 33 37ms 12 Apr 2025 34th MeWhenI 🇻🇦 0 33 37ms 15 Apr 2025 34th Natanaelel 🇸🇪 0 33 37ms 2 May 2025 34th sean-niemann 🇺🇸 0 33 43ms 8 May 2025 34th GolfingSuccess 🇬🇷 0 33 48ms 8 May 2025 34th pardouin 🇫🇷 0 33 40ms 112 mins ago 44th SirBogman 🇺🇸 0 34 37ms 9 Oct 2025 45th emgordon154 0 36 38ms 9 May 2025 46th JOrE20 0 37 267ms 9 Dec 2025 47th error256 0 40 1,440ms 12 Apr 2025 47th Shanethegamer 🇺🇸 0 40 1,476ms 30 Apr 2025 47th sean-niemann 🇺🇸 0 40 1,463ms 8 May 2025 47th GolfingSuccess 🇬🇷 0 40 1,433ms 8 May 2025 47th pardouin 🇫🇷 0 40 1,420ms 114 mins ago 52nd GolfingSuccess 🇬🇷 0 41 17ms 8 Aug 2025 53rd Shanethegamer 🇺🇸 0 42 10ms 8 days ago 54th sean-niemann 🇺🇸 0 43 9ms 8 May 2025 54th targrik 0 43 8ms 3 Sep 2025 56th Shanethegamer 🇺🇸 0 44 11ms 10 Dec 2024 56th DialFrost 🇸🇬 0 44 17ms 24 Feb 2025 56th rucin93 🇵🇱 0 44 11ms 24 Feb 2025 56th error256 0 44 13ms 12 Apr 2025 56th GolfingSuccess 🇬🇷 0 44 9ms 8 May 2025 56th GolfingSuccess 🇬🇷 0 44 11ms 8 May 2025 56th Natanaelel 🇸🇪 0 44 12ms 8 May 2025 56th sean-niemann 🇺🇸 0 44 13ms 8 May 2025 56th edsrzf 🇳🇿 0 44 9ms 10 May 2025 56th 4atj 0 44 12ms 8 Jun 2025 56th lukegustafson 🇺🇸 0 44 12ms 16 Jun 2025 56th JOrE20 0 44 11ms 6 Dec 2025 56th AdrienHache 🇫🇷 0 44 60ms 9 days ago 56th voytxt 🇨🇿 0 44 12ms 9 days ago 70th Andrey-Plotnikov 0 45 12ms 10 Jan 2025 70th saito-ta 🇯🇵 0 45 555ms 10 May 2025 70th XenThe 🇬🇧 0 45 13ms 15 Jul 2025 70th smclaughlin-cf 0 45 12ms 14 Oct 2025 74th Shanethegamer 🇺🇸 0 46 292ms 26 Nov 2024 74th lyphyser 0 46 51ms 11 Feb 2025 74th Shanethegamer 🇺🇸 0 46 10ms 30 Apr 2025 74th GolfingSuccess 🇬🇷 0 46 7ms 8 May 2025 74th rucin93 🇵🇱 0 46 9ms 11 May 2025 79th kg583 🇺🇸 0 50 470ms 1 Dec 2024 79th Shanethegamer 🇺🇸 0 50 492ms 10 Dec 2024 1–80 of 244 Next Last