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Gray Code Decoder 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 161st GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 162nd Yax42 🇫🇷 0 66 470ms 6 Jan 2026 162nd AdrienHache 🇫🇷 0 66 430ms 6 Jan 2026 162nd GolfingSuccess 🇬🇷 0 66 10ms 12 Jan 2026 162nd edsrzf 🇳🇿 0 66 10ms 5 days ago 162nd Steffan153 🇫🇮 0 66 10ms 4 days ago 162nd plcc0 0 66 431ms 4 days ago 168th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 168th Shanethegamer 🇺🇸 0 67 436ms 7 May 2025 168th emgordon154 0 67 396ms 9 May 2025 168th namelessiw 0 67 407ms 2 Nov 2025 168th error256 0 67 111ms 30 Jan 2026 168th CaedenHarper 🇨🇦 0 67 513ms 9 days ago 168th fuzzylojik-golf 🇺🇸 0 67 490ms 6 days ago 168th HumanoidCPU 0 67 577ms 6 days ago 168th madex 🇩🇪 0 67 9ms 3 days ago 168th emplv 🇱🇻 0 67 6ms 2 days ago 178th lifthrasiir 🇰🇷 0 68 559ms 11 Dec 2024 178th Shanethegamer 🇺🇸 0 68 257ms 13 Dec 2024 178th Yax42 🇫🇷 0 68 12ms 6 days ago 181st khvdm 0 69 137ms 13 Jan 2025 181st 4atj 0 69 1,062ms 21 May 2025 181st albanian-laundromat 0 69 514ms 6 Dec 2025 181st GolfingSuccess 🇬🇷 0 69 447ms 14 Jan 2026 181st albanian-laundromat 0 69 380ms 22 Feb 2026 181st error256 0 69 410ms 8 days ago 181st edsrzf 🇳🇿 0 69 394ms 5 days ago 188th btnlq 0 70 193ms 4 Dec 2024 188th error256 0 70 129ms 15 Jan 2026 188th error256 0 70 18ms 17 days ago 188th Seek64 🇩🇪 0 70 116ms 6 days ago 188th DialFrost 🇸🇬 0 70 116ms 4 days ago 188th madex 🇩🇪 0 70 485ms 2 days ago 194th GolfingSuccess 🇬🇷 0 71 3ms 12 Jan 2026 194th GolfingSuccess 🇬🇷 0 71 26ms 12 Jan 2026 194th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 194th ovs-code 🇩🇪 0 71 134ms 6 days ago 194th edsrzf 🇳🇿 0 71 18ms 5 days ago 194th kg583 🇺🇸 0 71 18ms 5 days ago 194th rhdqor213 0 71 4ms 5 days ago 194th ovs-code 🇩🇪 0 71 129ms 4 days ago 194th Steffan153 🇫🇮 0 71 17ms 18 hours ago 203rd dokutan 0 72 525ms 15 Aug 2025 203rd rucin93 🇵🇱 0 72 9ms 23 days ago 203rd aksyristos 0 72 247ms 18 days ago 203rd blaztoma 🇱🇹 0 72 123ms 6 days ago 203rd Emutis 🇱🇹 0 72 121ms 6 days ago 203rd KasperKivimaeki 🇫🇮 0 72 4ms 6 days ago 203rd edsrzf 🇳🇿 0 72 9ms 5 days ago 203rd zacjl 0 72 131ms 4 days ago 203rd Steffan153 🇫🇮 0 72 3ms 4 days ago 203rd Steffan153 🇫🇮 0 72 9ms 18 hours ago 213th pardouin 🇫🇷 0 73 179ms 14 Feb 2026 213th Steffan153 🇫🇮 0 73 1,300ms 19 Feb 2026 215th saito-ta 🇯🇵 0 74 3ms 11 May 2025 215th error256 0 74 3ms 12 Jan 2026 215th lukegustafson 🇺🇸 0 74 189ms 21 days ago 215th albanian-laundromat 0 74 10ms 13 days ago 219th kg583 🇺🇸 0 75 38ms 1 Dec 2024 219th hallvabo 🇳🇴 0 75 131ms 30 Dec 2024 219th Shanethegamer 🇺🇸 0 75 71ms 7 May 2025 219th Natanaelel 🇸🇪 0 75 19ms 11 May 2025 219th commandz0 🇺🇸 0 75 1,210ms 27 Aug 2025 219th albanian-laundromat 0 75 108ms 5 Jan 2026 219th albanian-laundromat 0 75 455ms 6 Jan 2026 219th GolfingSuccess 🇬🇷 0 75 19ms 11 Jan 2026 219th albanian-laundromat 0 75 238ms 2 Mar 2026 219th madex 🇩🇪 0 75 26ms 12 days ago 219th CaedenHarper 🇨🇦 0 75 149ms 9 days ago 219th fuzzylojik-golf 🇺🇸 0 75 123ms 6 days ago 219th Yax42 🇫🇷 0 75 4ms 6 days ago 219th edsrzf 🇳🇿 0 75 17ms 5 days ago 219th plcc0 0 75 21ms 5 days ago 219th zgialor-lab 0 75 25ms 5 days ago 219th ndren 0 75 19ms 4 days ago 219th madex 🇩🇪 0 75 439ms 3 days ago 219th CornerMercury 🇬🇧 0 75 19ms 3 days ago 219th DialFrost 🇸🇬 0 75 25ms 31 hours ago 219th sean-niemann 🇺🇸 0 75 178ms 13 hours ago 240th Shanethegamer 🇺🇸 0 76 129ms 13 Dec 2024 First Prev 161–240 of 425 Next Last