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 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 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 ><> ALGOL 68 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 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 ><> ALGOL 68 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 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 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 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 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 158th AdrienHache 🇫🇷 0 66 435ms 2 Nov 2025 158th namelessiw 0 66 450ms 2 Nov 2025 158th GolfingSuccess 🇬🇷 0 66 446ms 26 days ago 164th GolfingSuccess 🇬🇷 0 67 13ms 8 May 2025 165th Shanethegamer 🇺🇸 0 68 115ms 26 Nov 2024 165th sean-niemann 🇺🇸 0 68 126ms 8 May 2025 165th edsrzf 🇳🇿 0 68 112ms 25 May 2025 168th GolfingSuccess 🇬🇷 0 69 9ms 8 May 2025 169th JOrE20 0 70 41ms 17 days ago 170th kg583 🇺🇸 0 71 27ms 1 Dec 2024 170th CLOStrophobic 🇮🇹 0 71 13ms 18 Jan 2025 170th GolfingSuccess 🇬🇷 0 71 14ms 7 May 2025 170th edsrzf 🇳🇿 0 71 14ms 8 May 2025 170th AlephSquirrel 0 71 13ms 9 May 2025 175th Shanethegamer 🇺🇸 0 72 27ms 9 Dec 2024 175th dokutan 0 72 62ms 22 days ago 177th GolfingSuccess 🇬🇷 0 73 16ms 8 May 2025 178th Shanethegamer 🇺🇸 0 75 99ms 26 Nov 2024 178th sean-niemann 🇺🇸 0 75 103ms 8 May 2025 180th GolfingSuccess 🇬🇷 0 76 124ms 28 Nov 2025 181st rucin93 🇵🇱 0 77 128ms 8 May 2025 181st ovs-code 🇩🇪 0 77 81ms 30 May 2025 181st Shanethegamer 🇺🇸 0 77 145ms 12 Nov 2025 184th saito-ta 🇯🇵 0 78 4ms 10 May 2025 184th rhdqor213 0 78 4ms 10 May 2025 186th GolfingSuccess 🇬🇷 0 79 79ms 14 May 2025 187th sean-niemann 🇺🇸 0 80 455ms 8 May 2025 188th kumavale 0 81 162ms 26 Nov 2025 188th Matter1024 🇮🇳 0 81 45ms 16 days ago 190th GolfingSuccess 🇬🇷 0 82 502ms 8 May 2025 190th emgordon154 0 82 154ms 16 days ago 192nd Shanethegamer 🇺🇸 0 83 484ms 26 Nov 2024 192nd edsrzf 🇳🇿 0 83 422ms 9 Jul 2025 192nd Shanethegamer 🇺🇸 0 83 403ms 9 Jul 2025 195th Shanethegamer 🇺🇸 0 84 457ms 26 Nov 2024 195th ovs-code 🇩🇪 0 84 12ms 10 May 2025 197th GolfingSuccess 🇬🇷 0 85 43ms 8 May 2025 197th edsrzf 🇳🇿 0 85 42ms 8 May 2025 197th edsrzf 🇳🇿 0 85 21ms 9 May 2025 197th error256 0 85 17ms 10 May 2025 197th GolfingSuccess 🇬🇷 0 85 3ms 14 Jan 2026 202nd Shanethegamer 🇺🇸 0 86 152ms 17 Dec 2024 202nd kg583 🇺🇸 0 86 39ms 16 Feb 2025 202nd GolfingSuccess 🇬🇷 0 86 44ms 7 May 2025 202nd GolfingSuccess 🇬🇷 0 86 2,517ms 8 May 2025 202nd edsrzf 🇳🇿 0 86 148ms 9 May 2025 202nd sean-niemann 🇺🇸 0 86 496ms 25 Sep 2025 202nd GolfingSuccess 🇬🇷 0 86 8ms 12 Nov 2025 202nd MeWhenI 🇻🇦 0 86 381ms 21 Nov 2025 202nd GolfingSuccess 🇬🇷 0 86 399ms 12 Jan 2026 202nd elgan65536 🇺🇸 0 86 149ms 44 hours ago 212th Shanethegamer 🇺🇸 0 87 42ms 15 Apr 2025 212th GolfingSuccess 🇬🇷 0 87 18ms 8 May 2025 212th Shanethegamer 🇺🇸 0 87 18ms 8 May 2025 215th GolfingSuccess 🇬🇷 0 88 6ms 12 Nov 2025 215th kg583 🇺🇸 0 88 23ms 18 days ago 217th Shanethegamer 🇺🇸 0 89 358ms 6 May 2025 217th Shanethegamer 🇺🇸 0 89 511ms 24 Sep 2025 217th DialFrost 🇸🇬 0 89 367ms 21 Nov 2025 220th KasperKivimaeki 🇫🇮 0 91 13ms 8 May 2025 220th GolfingSuccess 🇬🇷 0 91 14ms 13 Dec 2025 222nd namelessiw 0 92 504ms 10 Oct 2025 223rd DialFrost 🇸🇬 0 94 13ms 10 May 2025 223rd edsrzf 🇳🇿 0 94 187ms 17 May 2025 225th GolfingSuccess 🇬🇷 0 96 173ms 7 May 2025 226th Shanethegamer 🇺🇸 0 98 7ms 6 May 2025 227th snydej 0 99 43ms 22 Nov 2024 228th sean-niemann 🇺🇸 0 102 304ms 8 May 2025 228th Shanethegamer 🇺🇸 0 102 286ms 8 May 2025 228th edsrzf 🇳🇿 0 102 288ms 9 May 2025 228th GolfingSuccess 🇬🇷 0 102 286ms 9 May 2025 228th ovs-code 🇩🇪 0 102 311ms 13 Dec 2025 233rd lukechampine 0 103 283ms 7 Jun 2025 233rd chris124567 0 103 275ms 8 Jun 2025 233rd albanian-laundromat 0 103 287ms 16 Dec 2025 233rd GolfingSuccess 🇬🇷 0 103 336ms 14 Jan 2026 237th kg583 🇺🇸 0 110 14ms 12 Jan 2026 238th edsrzf 🇳🇿 0 114 18ms 10 May 2025 239th GolfingSuccess 🇬🇷 0 117 34ms 25 Dec 2025 240th saito-ta 🇯🇵 0 128 1,990ms 8 May 2025 First Prev 161–240 of 251 Next Last