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 25th Aquateraneal 🇺🇸 941 62 20ms 13 days ago 25th luuumine 🇫🇷 941 62 18ms 13 days ago 25th solisolu 941 62 38ms 11 days ago 25th LostSyntax21 🇬🇧 941 62 16ms 11 days ago 25th davecame 941 62 25ms 9 days ago 25th JayXon 🇺🇸 941 62 15ms 8 days ago 25th sisyphus-ppcg 🇦🇺 941 62 15ms 8 days ago 25th tomh1012 941 62 16ms 8 days ago 25th denkyuu1 941 62 16ms 8 days ago 25th bizy-coder 941 62 16ms 7 days ago 25th mantaslu 🇱🇹 941 62 16ms 6 days ago 25th snoozingnewt 🇨🇦 941 62 16ms 6 days ago 25th GrayJoKing 🇦🇺 941 62 14ms 5 days ago 25th Mikey-Beep 🇬🇧 941 62 22ms 29 hours ago 25th klixel 🇨🇦 941 62 17ms 21 hours ago 25th FortuiteMan 🇫🇷 941 62 18ms 21 hours ago 25th cros107 🇦🇺 941 62 16ms 5 hours ago 25th jusaka 941 62 16ms 4 hours ago 99th Shanethegamer 🇺🇸 940 33 42ms 9 Dec 2024 99th stefangimmillaro 940 33 36ms 24 Jan 2025 99th radarek 🇵🇱 940 33 38ms 17 Feb 2025 99th DialFrost 🇸🇬 940 33 37ms 24 Feb 2025 99th error256 940 33 37ms 12 Apr 2025 99th MeWhenI 🇻🇦 940 33 35ms 15 Apr 2025 99th Natanaelel 🇸🇪 940 33 37ms 2 May 2025 99th sean-niemann 🇺🇸 940 33 37ms 8 May 2025 99th GolfingSuccess 🇬🇷 940 33 40ms 8 May 2025 99th pardouin 🇫🇷 940 33 41ms 15 Feb 2026 99th Steffan153 🇫🇮 940 33 37ms 19 Feb 2026 99th CaedenHarper 🇨🇦 940 33 37ms 17 days ago 99th emgordon154 940 33 39ms 16 days ago 99th Andriamanitra 🇫🇮 940 33 40ms 15 days ago 99th fuzzylojik-golf 🇺🇸 940 33 37ms 15 days ago 99th sisyphus-ppcg 🇦🇺 940 33 38ms 8 days ago 99th JayXon 🇺🇸 940 33 38ms 8 days ago 99th edsrzf 🇳🇿 940 33 39ms 8 days ago 99th denkyuu1 940 33 39ms 8 days ago 99th nwellnhof 🇩🇪 940 33 39ms 6 days ago 119th bitsandbeyond 🇳🇱 933 30 368ms 20 Oct 2025 119th IISResetMe 933 30 355ms 10 Jan 2026 119th GolfingSuccess 🇬🇷 933 30 336ms 4 Feb 2026 119th Steffan153 🇫🇮 933 30 572ms 8 days ago 123rd Shanethegamer 🇺🇸 932 44 11ms 10 Dec 2024 123rd DialFrost 🇸🇬 932 44 13ms 24 Feb 2025 123rd rucin93 🇵🇱 932 44 12ms 24 Feb 2025 123rd error256 932 44 12ms 12 Apr 2025 123rd GolfingSuccess 🇬🇷 932 44 14ms 8 May 2025 123rd Natanaelel 🇸🇪 932 44 13ms 8 May 2025 123rd sean-niemann 🇺🇸 932 44 13ms 8 May 2025 123rd 4atj 932 44 12ms 8 Jun 2025 123rd lukegustafson 🇺🇸 932 44 13ms 16 Jun 2025 123rd JOrE20 932 44 16ms 6 Dec 2025 123rd voytxt 🇨🇿 932 44 12ms 6 Feb 2026 123rd Steffan153 🇫🇮 932 44 19ms 19 Feb 2026 123rd CaedenHarper 🇨🇦 932 44 12ms 17 days ago 123rd fuzzylojik-golf 🇺🇸 932 44 12ms 16 days ago 123rd Yax42 🇫🇷 932 44 12ms 16 days ago 123rd helbling 🇨🇭 932 44 12ms 15 days ago 123rd HumanoidCPU 932 44 12ms 15 days ago 123rd emgordon154 932 44 19ms 15 days ago 123rd MeWhenI 🇻🇦 932 44 12ms 14 days ago 123rd edsrzf 🇳🇿 932 44 12ms 14 days ago 123rd ComradeSquirrel 932 44 13ms 14 days ago 123rd madex 🇩🇪 932 44 12ms 13 days ago 123rd Protothor 932 44 12ms 12 days ago 123rd emplv 🇱🇻 932 44 12ms 12 days ago 123rd JayXon 🇺🇸 932 44 16ms 8 days ago 123rd denkyuu1 932 44 12ms 8 days ago 123rd madeforlosers 932 44 11ms 8 days ago 123rd snoozingnewt 🇨🇦 932 44 14ms 5 days ago 123rd stefangimmillaro 932 44 13ms 4 days ago 152nd mishak-sys 926 63 19ms 14 days ago 153rd Natanaelel 🇸🇪 923 31 120ms 16 days ago 153rd GrayJoKing 🇦🇺 923 31 115ms 5 days ago 153rd Steffan153 🇫🇮 923 31 107ms 4 days ago 153rd nwellnhof 🇩🇪 923 31 116ms 4 days ago 157th 2bular 917 30 40ms 16 Nov 2025 157th ovs-code 🇩🇪 917 30 37ms 16 Nov 2025 159th error256 916 40 1,440ms 12 Apr 2025 159th Shanethegamer 🇺🇸 916 40 1,476ms 30 Apr 2025 First Prev 81–160 of 615 Next Last