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 481st madex 🇩🇪 583 48 286ms 4 days ago 482nd not-a-pokemon 582 119 15ms 6 days ago 483rd prestosilver 🇺🇸 581 115 418ms 7 days ago 484th albanian-laundromat 577 150 28ms 10 days ago 485th CaedenHarper 🇨🇦 572 129 446ms 10 days ago 486th madex 🇩🇪 552 121 366ms 3 days ago 487th DialFrost 🇸🇬 549 51 294ms 8 Sep 2025 488th JOrE20 545 159 69ms 14 Feb 2026 489th emgordon154 524 150 15ms 9 May 2025 490th retrohun 518 112 16ms 7 days ago 491st madex 🇩🇪 502 112 1,333ms 3 days ago 492nd KrausRaus 🇺🇸 493 83 13ms 4 days ago 493rd albanian-laundromat 491 57 296ms 8 days ago 494th HumanoidCPU 474 59 255ms 43 hours ago 495th madex 🇩🇪 471 85 72ms 3 days ago 496th dokutan 467 158 74ms 4 days ago 497th CaedenHarper 🇨🇦 450 89 101ms 9 days ago 498th madex 🇩🇪 443 204 32ms 3 days ago 499th kasarino 441 157 12ms 6 days ago 500th RYSF13 🇨🇳 412 168 13ms 25 Jun 2025 501st HumanoidCPU 369 200 408ms 5 days ago 502nd Msleizak 🇫🇷 318 88 412ms 40 hours ago 503rd retrohun 240 167 235ms 12 hours ago 504th JOrE20 194 381 2,584ms 29 Dec 2025 505th CaedenHarper 🇨🇦 61 853 550ms 9 days ago 506th namelessiw 0 6 160ms 13 Oct 2025 506th Shanethegamer 🇺🇸 0 6 210ms 20 Oct 2025 506th GolfingSuccess 🇬🇷 0 6 156ms 13 Dec 2025 509th Natanaelel 🇸🇪 0 7 59ms 2 May 2025 509th 2bular 0 7 56ms 2 May 2025 509th kg583 🇺🇸 0 7 262ms 8 May 2025 509th GolfingSuccess 🇬🇷 0 7 290ms 14 May 2025 509th Shanethegamer 🇺🇸 0 7 63ms 30 May 2025 509th JOrE20 0 7 275ms 27 Feb 2026 509th darrenks 🇺🇸 0 7 58ms 7 days ago 509th plcc0 0 7 61ms 5 days ago 517th ovs-code 🇩🇪 0 8 65ms 12 Oct 2025 518th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 518th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 520th themoonisacheese 0 18 1,015ms 40 hours ago 521st GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 522nd Shanethegamer 🇺🇸 0 42 10ms 7 Feb 2026 523rd KatieLG 🇬🇧 0 50 16ms 4 days ago 524th Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 524th GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 524th sean-niemann 🇺🇸 0 56 67ms 8 May 2025 527th Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 528th GolfingSuccess 🇬🇷 0 59 63ms 8 May 2025 529th madex 🇩🇪 0 62 1,125ms 4 days ago 530th GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 531st dokutan 0 72 62ms 8 Feb 2026 532nd GolfingSuccess 🇬🇷 0 73 9ms 6 days ago 533rd fuzzylojik-golf 🇺🇸 0 76 16ms 2 days ago 534th ovs-code 🇩🇪 0 77 78ms 30 May 2025 535th GolfingSuccess 🇬🇷 0 79 79ms 14 May 2025 536th GolfingSuccess 🇬🇷 0 82 17ms 5 days ago 537th edsrzf 🇳🇿 0 94 187ms 17 May 2025 538th GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 539th GolfingSuccess 🇬🇷 0 117 34ms 25 Dec 2025 540th GolfingSuccess 🇬🇷 0 138 336ms 8 May 2025 First Prev 481–540 of 540