Gray Code Decoder 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 561st jusaka 262 318 45ms 4 days ago 562nd dokutan 260 233 22ms 6 hours ago 563rd jusaka 258 167 14ms 4 days ago 564th jusaka 256 210 528ms 4 days ago 565th jusaka 255 159 1,239ms 4 days ago 566th jusaka 249 310 374ms 3 days ago 567th jusaka 228 258 8ms 4 days ago 568th jusaka 220 946 21ms 3 days ago 569th jusaka 219 348 1,340ms 4 days ago 570th jusaka 210 320 6ms 4 days ago 571st dokutan 206 371 67ms 9 days ago 572nd jusaka 206 456 45ms 4 days ago 573rd jusaka 203 129 142ms 4 days ago 574th jusaka 201 432 89ms 4 days ago 575th jusaka 197 138 5ms 4 days ago 576th jusaka 193 374 21ms 3 days ago 577th jusaka 188 885 1,486ms 4 days ago 578th jusaka 182 139 41ms 3 days ago 579th jusaka 180 269 6ms 4 days ago 580th jusaka 175 281 66ms 3 days ago 581st jusaka 170 232 27ms 4 days ago 582nd dokutan 170 371 4ms 9 days ago 583rd jusaka 142 638 130ms 3 days ago 584th jusaka 3 89,003 620ms 3 days ago 585th darrenks 🇺🇸 0 6 50ms 26 days ago 585th 2bular 0 6 45ms 26 days ago 585th Natanaelel 🇸🇪 0 6 48ms 26 days ago 585th plcc0 0 6 48ms 25 days ago 589th kg583 🇺🇸 0 9 921ms 14 May 2025 589th themoonisacheese 0 9 2,448ms 18 days ago 589th someCoder-a11y 0 9 214ms 3 days ago 589th namelessiw 0 9 344ms 3 days ago 593rd AlephSquirrel 0 20 8ms 3 Dec 2025 593rd ovs-code 🇩🇪 0 20 9ms 3 Dec 2025 595th AlephSquirrel 0 27 5ms 3 Dec 2025 595th ovs-code 🇩🇪 0 27 6ms 7 Dec 2025 597th ovs-code 🇩🇪 0 29 123ms 3 Dec 2025 598th Shanethegamer 🇺🇸 0 32 35ms 19 May 2025 599th KatieLG 🇬🇧 0 43 70ms 21 days ago 600th madex 🇩🇪 0 59 1,081ms 23 days ago 601st dokutan 0 64 426ms 6 hours ago 602nd GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 603rd Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 604th GolfingSuccess 🇬🇷 0 71 23ms 12 Jan 2026 604th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 606th dokutan 0 74 81ms 8 Feb 2026 607th Matter1024 🇮🇳 0 101 60ms 7 days ago 608th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 609th btjones0 0 126 168ms 25 days ago 610th edsrzf 🇳🇿 0 136 4,774ms 19 May 2025 611th jusaka 0 143 1,601ms 4 days ago 612th jusaka 0 163 79ms 4 days ago 613th jusaka 0 166 13ms 4 days ago 614th jusaka 0 209 5ms 4 days ago 615th jusaka 0 223 219ms 4 days ago 616th jusaka 0 247 63ms 3 days ago 617th dokutan 0 262 12ms 6 hours ago 618th jusaka 0 280 11ms 4 days ago 619th jusaka 0 283 149ms 4 days ago 620th jusaka 0 354 248ms 4 days ago 621st jusaka 0 355 8ms 4 days ago 622nd jusaka 0 476 75ms 4 days ago 623rd jusaka 0 489 8ms 4 days ago First Prev 561–623 of 623