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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 Alphabetic Numbers 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 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 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 477th HumanoidCPU 0 103 329ms 5 days ago 477th Jacob385 0 103 360ms 3 days ago 483rd madex 🇩🇪 0 104 210ms 4 days ago 484th madex 🇩🇪 0 106 334ms 3 days ago 485th HumanoidCPU 0 108 13ms 4 days ago 486th emgordon154 0 109 84ms 5 days ago 487th Steffan153 🇫🇮 0 110 28ms 5 days ago 487th edsrzf 🇳🇿 0 110 31ms 5 days ago 489th GolfingSuccess 🇬🇷 0 111 107ms 5 days ago 490th retrohun 0 112 16ms 7 days ago 490th edsrzf 🇳🇿 0 112 27ms 5 days ago 490th madex 🇩🇪 0 112 1,333ms 3 days ago 493rd prestosilver 🇺🇸 0 115 418ms 7 days ago 493rd HumanoidCPU 0 115 260ms 5 days ago 495th GolfingSuccess 🇬🇷 0 117 34ms 25 Dec 2025 496th madex 🇩🇪 0 118 17ms 3 days ago 497th not-a-pokemon 0 119 15ms 6 days ago 498th madex 🇩🇪 0 121 366ms 3 days ago 499th edsrzf 🇳🇿 0 127 58ms 6 days ago 499th Steffan153 🇫🇮 0 127 57ms 5 days ago 501st saito-ta 🇯🇵 0 128 1,990ms 8 May 2025 502nd CaedenHarper 🇨🇦 0 129 446ms 10 days ago 503rd Natanaelel 🇸🇪 0 130 360ms 2 May 2025 503rd madex 🇩🇪 0 130 412ms 4 days ago 503rd madex 🇩🇪 0 130 269ms 3 days ago 503rd albanian-laundromat 0 130 33ms 3 hours ago 503rd Steffan153 🇫🇮 0 130 5ms 3 hours ago 508th edsrzf 🇳🇿 0 131 37ms 2 hours ago 509th GolfingSuccess 🇬🇷 0 135 80ms 4 days ago 510th Shanethegamer 🇺🇸 0 136 315ms 26 Nov 2024 511th GolfingSuccess 🇬🇷 0 138 336ms 8 May 2025 512th dokutan 0 140 279ms 3 days ago 513th canissimia 🇦🇶 0 143 15ms 6 days ago 514th emgordon154 0 150 15ms 9 May 2025 514th albanian-laundromat 0 150 28ms 9 days ago 516th kasarino 0 157 12ms 6 days ago 517th dokutan 0 158 74ms 4 days ago 518th JOrE20 0 159 69ms 14 Feb 2026 519th emgordon154 0 162 1,799ms 5 days ago 520th retrohun 0 167 235ms 5 hours ago 521st RYSF13 🇨🇳 0 168 13ms 25 Jun 2025 522nd madex 🇩🇪 0 182 7ms 3 days ago 523rd Shanethegamer 🇺🇸 0 197 1,432ms 1 Feb 2025 524th emgordon154 0 199 1,428ms 5 days ago 525th voytxt 🇨🇿 0 200 1,471ms 6 Feb 2026 525th GolfingSuccess 🇬🇷 0 200 1,564ms 6 days ago 525th HumanoidCPU 0 200 408ms 4 days ago 528th madex 🇩🇪 0 204 32ms 3 days ago 529th albanian-laundromat 0 214 120ms 4 days ago 530th ovs-code 🇩🇪 0 237 107ms 5 days ago 531st albanian-laundromat 0 243 15ms 9 days ago 532nd JOrE20 0 381 2,584ms 29 Dec 2025 533rd CaedenHarper 🇨🇦 0 853 550ms 8 days 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