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 36th qpwoeirut 936 62 16ms 6 days ago 36th stefangimmillaro 936 62 16ms 6 days ago 36th btjones0 936 62 15ms 6 days ago 36th bzijlema 🇳🇱 936 62 16ms 6 days ago 36th ahmetdemirag 🇨🇾 936 62 15ms 6 days ago 36th plcc0 936 62 15ms 6 days ago 36th Pyroan 936 62 17ms 6 days ago 36th edsrzf 🇳🇿 936 62 15ms 6 days ago 36th zacjl 936 62 15ms 5 days ago 36th ComradeSquirrel 936 62 14ms 5 days ago 36th duckyluuk 🇳🇱 936 62 15ms 5 days ago 36th Aquateraneal 🇺🇸 936 62 15ms 5 days ago 36th luuumine 🇫🇷 936 62 15ms 4 days ago 36th solisolu 936 62 36ms 3 days ago 36th LostSyntax21 🇬🇧 936 62 16ms 2 days ago 36th davecame 936 62 41ms 25 hours ago 36th JayXon 🇺🇸 936 62 16ms 3 mins ago 98th bitsandbeyond 🇳🇱 933 30 383ms 20 Oct 2025 98th IISResetMe 933 30 401ms 10 Jan 2026 98th GolfingSuccess 🇬🇷 933 30 493ms 4 Feb 2026 98th Steffan153 🇫🇮 933 30 572ms 3 hours ago 102nd Shanethegamer 🇺🇸 928 44 11ms 10 Dec 2024 102nd DialFrost 🇸🇬 928 44 11ms 24 Feb 2025 102nd rucin93 🇵🇱 928 44 11ms 24 Feb 2025 102nd error256 928 44 12ms 12 Apr 2025 102nd GolfingSuccess 🇬🇷 928 44 11ms 8 May 2025 102nd Natanaelel 🇸🇪 928 44 11ms 8 May 2025 102nd sean-niemann 🇺🇸 928 44 12ms 8 May 2025 102nd 4atj 928 44 12ms 8 Jun 2025 102nd lukegustafson 🇺🇸 928 44 12ms 16 Jun 2025 102nd JOrE20 928 44 12ms 6 Dec 2025 102nd voytxt 🇨🇿 928 44 12ms 6 Feb 2026 102nd Steffan153 🇫🇮 928 44 11ms 19 Feb 2026 102nd CaedenHarper 🇨🇦 928 44 14ms 9 days ago 102nd fuzzylojik-golf 🇺🇸 928 44 11ms 7 days ago 102nd Yax42 🇫🇷 928 44 11ms 7 days ago 102nd helbling 🇨🇭 928 44 12ms 7 days ago 102nd HumanoidCPU 928 44 10ms 6 days ago 102nd emgordon154 928 44 11ms 6 days ago 102nd MeWhenI 🇻🇦 928 44 12ms 6 days ago 102nd edsrzf 🇳🇿 928 44 12ms 6 days ago 102nd ComradeSquirrel 928 44 12ms 5 days ago 102nd madex 🇩🇪 928 44 12ms 4 days ago 102nd Protothor 928 44 12ms 4 days ago 102nd emplv 🇱🇻 928 44 11ms 4 days ago 126th tomh1012 921 63 15ms 7 days ago 126th mishak-sys 921 63 15ms 5 days ago 128th 2bular 917 30 40ms 16 Nov 2025 128th ovs-code 🇩🇪 917 30 37ms 16 Nov 2025 130th Natanaelel 🇸🇪 917 31 120ms 7 days ago 131st error256 915 40 1,440ms 12 Apr 2025 131st Shanethegamer 🇺🇸 915 40 1,476ms 30 Apr 2025 131st sean-niemann 🇺🇸 915 40 1,463ms 8 May 2025 131st GolfingSuccess 🇬🇷 915 40 1,433ms 8 May 2025 131st pardouin 🇫🇷 915 40 1,420ms 15 Feb 2026 131st emgordon154 915 40 1,438ms 7 days ago 131st stefangimmillaro 915 40 1,401ms 6 days ago 131st Steffan153 🇫🇮 915 40 1,437ms 5 days ago 139th kg583 🇺🇸 910 50 470ms 1 Dec 2024 139th Shanethegamer 🇺🇸 910 50 471ms 10 Dec 2024 139th GolfingSuccess 🇬🇷 910 50 460ms 30 Dec 2024 139th ovs-code 🇩🇪 910 50 448ms 23 Feb 2025 139th pardouin 🇫🇷 910 50 433ms 24 Feb 2025 139th emgordon154 910 50 424ms 9 May 2025 139th Steffan153 🇫🇮 910 50 378ms 26 Feb 2026 139th fuzzylojik-golf 🇺🇸 910 50 420ms 8 days ago 147th Matter1024 🇮🇳 909 34 38ms 7 days ago 147th anter69 🇭🇺 909 34 38ms 7 days ago 147th edsrzf 🇳🇿 909 34 37ms 5 days ago 147th madex 🇩🇪 909 34 36ms 5 days ago 151st Andrey-Plotnikov 908 45 12ms 10 Jan 2025 151st XenThe 🇬🇧 908 45 12ms 15 Jul 2025 151st smclaughlin-cf 908 45 12ms 14 Oct 2025 151st albanian-laundromat 908 45 12ms 10 days ago 155th jameswmccarty 907 64 15ms 29 Mar 2025 155th zgialor-lab 907 64 16ms 6 days ago 157th sean-niemann 🇺🇸 904 43 8ms 8 May 2025 157th targrik 904 43 9ms 3 Sep 2025 157th Steffan153 🇫🇮 904 43 9ms 5 days ago 160th pardouin 🇫🇷 895 19 91ms 25 Feb 2025 First Prev 81–160 of 536 Next Last