Gray Code Encoder in all languages in chars. 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 Chars Time Submitted 641st HumanoidCPU 374 200 421ms 19 days ago 642nd jusaka 358 115 12ms 20 mins ago 643rd flekAI 332 207 45ms 2 days ago 644th flekAI 323 308 7ms 2 days ago 645th Msleizak 🇫🇷 319 88 412ms 16 days ago 646th flekAI 315 216 380ms 2 days ago 647th flekAI 312 282 31ms 2 days ago 648th kasarino 307 175 56ms 3 days ago 649th flekAI 289 97 446ms 2 days ago 650th flekAI 288 227 7ms 2 days ago 651st flekAI 270 234 116ms 2 days ago 652nd flekAI 259 155 83ms 2 days ago 653rd flekAI 250 279 4ms 2 days ago 654th flekAI 244 315 17ms 2 days ago 655th flekAI 229 327 453ms 2 days ago 656th flekAI 221 161 5ms 2 days ago 657th flekAI 213 338 54ms 2 days ago 658th JOrE20 196 381 2,566ms 29 Dec 2025 659th flekAI 177 287 198ms 2 days ago 660th CaedenHarper 🇨🇦 61 853 550ms 23 days ago 661st namelessiw 0 5 160ms 13 Oct 2025 661st Shanethegamer 🇺🇸 0 5 193ms 20 Oct 2025 661st GolfingSuccess 🇬🇷 0 5 156ms 13 Dec 2025 664th GolfingSuccess 🇬🇷 0 6 266ms 14 May 2025 664th kg583 🇺🇸 0 6 262ms 14 May 2025 664th JOrE20 0 6 275ms 27 Feb 2026 667th Natanaelel 🇸🇪 0 7 59ms 2 May 2025 667th 2bular 0 7 55ms 2 May 2025 667th Shanethegamer 🇺🇸 0 7 57ms 30 May 2025 667th darrenks 🇺🇸 0 7 58ms 21 days ago 667th plcc0 0 7 58ms 20 days ago 672nd ovs-code 🇩🇪 0 8 55ms 12 Oct 2025 673rd themoonisacheese 0 10 1,011ms 16 days ago 674th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 674th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 676th Shanethegamer 🇺🇸 0 25 10ms 1 Jun 2025 677th KatieLG 🇬🇧 0 31 17ms 18 days ago 678th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 679th ovs-code 🇩🇪 0 42 78ms 30 May 2025 680th GolfingSuccess 🇬🇷 0 45 78ms 14 May 2025 681st Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 681st GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 681st sean-niemann 🇺🇸 0 56 67ms 8 May 2025 684th Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 685th GolfingSuccess 🇬🇷 0 59 72ms 8 May 2025 686th madex 🇩🇪 0 62 1,125ms 19 days ago 687th dokutan 0 64 81ms 8 Feb 2026 688th GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 689th GolfingSuccess 🇬🇷 0 73 7ms 20 days ago 690th fuzzylojik-golf 🇻🇦 0 76 7ms 16 days ago 691st GolfingSuccess 🇬🇷 0 81 16ms 2 days ago 692nd edsrzf 🇳🇿 0 93 187ms 17 May 2025 693rd GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 694th Matter1024 🇮🇳 0 99 11ms 3 days ago 695th GolfingSuccess 🇬🇷 0 117 8ms 25 Dec 2025 696th GolfingSuccess 🇬🇷 0 138 271ms 8 May 2025 First Prev 641–696 of 696