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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 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 100th rucin93 🇵🇱 868 63 7ms 10 May 2025 100th edsrzf 🇳🇿 868 63 7ms 10 May 2025 100th targrik 868 63 7ms 8 Oct 2025 100th GolfingSuccess 🇬🇷 868 63 7ms 12 Jan 2026 100th Steffan153 🇫🇮 868 63 7ms 29 Mar 2026 106th kumavale 863 96 175ms 26 Mar 2026 107th GolfingSuccess 🇬🇷 862 59 170ms 12 Jan 2026 107th rucin93 🇵🇱 862 59 146ms 9 Mar 2026 107th Steffan153 🇫🇮 862 59 164ms 30 Mar 2026 107th lukegustafson 🇺🇸 862 59 142ms 24 days ago 111th edsrzf 🇳🇿 861 69 461ms 25 Mar 2026 111th Steffan153 🇫🇮 861 69 444ms 1 Apr 2026 113th kg583 🇺🇸 861 75 46ms 1 Dec 2024 113th hallvabo 🇳🇴 861 75 126ms 30 Dec 2024 113th Natanaelel 🇸🇪 861 75 20ms 11 May 2025 113th commandz0 🇺🇸 861 75 1,254ms 27 Aug 2025 113th GolfingSuccess 🇬🇷 861 75 18ms 11 Jan 2026 113th madex 🇩🇪 861 75 26ms 18 Mar 2026 113th CaedenHarper 🇨🇦 861 75 158ms 21 Mar 2026 113th fuzzylojik-golf 🇺🇸 861 75 124ms 23 Mar 2026 113th edsrzf 🇳🇿 861 75 18ms 25 Mar 2026 113th plcc0 861 75 23ms 25 Mar 2026 113th zgialor-lab 861 75 24ms 25 Mar 2026 113th ndren 861 75 21ms 26 Mar 2026 113th CornerMercury 🇬🇧 861 75 19ms 27 Mar 2026 113th DialFrost 🇸🇬 861 75 28ms 29 Mar 2026 113th sean-niemann 🇺🇸 861 75 181ms 30 Mar 2026 113th stefangimmillaro 861 75 26ms 25 days ago 113th FortuiteMan 🇫🇷 861 75 23ms 21 days ago 113th Mukundan314 861 75 119ms 12 days ago 113th vang1ong7ang 🇦🇶 861 75 19ms 4 days ago 132nd Steffan153 🇫🇮 861 78 454ms 30 Mar 2026 132nd sean-niemann 🇺🇸 861 78 413ms 30 Mar 2026 134th error256 860 70 18ms 13 Mar 2026 135th error256 860 114 551ms 29 Jan 2026 135th edsrzf 🇳🇿 860 114 558ms 25 Mar 2026 137th GolfingSuccess 🇬🇷 859 56 8ms 14 Jan 2026 137th kg583 🇺🇸 859 56 8ms 14 Jan 2026 137th edsrzf 🇳🇿 859 56 9ms 24 Mar 2026 137th Steffan153 🇫🇮 859 56 9ms 1 Apr 2026 141st Steffan153 🇫🇮 858 38 260ms 31 Mar 2026 142nd GolfingSuccess 🇬🇷 858 66 10ms 12 Jan 2026 142nd edsrzf 🇳🇿 858 66 10ms 25 Mar 2026 142nd Steffan153 🇫🇮 858 66 10ms 26 Mar 2026 145th Steffan153 🇫🇮 856 60 112ms 28 Mar 2026 146th CornerMercury 🇬🇧 855 63 457ms 27 Mar 2026 147th albanian-laundromat 🇺🇸 854 54 2,356ms 18 Feb 2026 148th error256 854 64 4,064ms 15 Jan 2026 149th GolfingSuccess 🇬🇷 853 49 34ms 12 Jan 2026 149th albanian-laundromat 🇺🇸 853 49 35ms 9 Mar 2026 149th MeWhenI 🇻🇦 853 49 35ms 25 Mar 2026 152nd saito-ta 🇯🇵 853 74 3ms 11 May 2025 152nd error256 853 74 3ms 12 Jan 2026 154th GolfingSuccess 🇬🇷 853 89 71ms 12 Jan 2026 155th ovs-code 🇩🇪 852 50 322ms 23 Feb 2025 155th Steffan153 🇫🇮 852 50 353ms 1 Apr 2026 157th stefangimmillaro 852 78 145ms 31 Mar 2026 157th Steffan153 🇫🇮 852 78 132ms 1 Apr 2026 159th Steffan153 🇫🇮 851 70 132ms 1 Apr 2026 159th edsrzf 🇳🇿 851 70 3,044ms 1 Apr 2026 161st GolfingSuccess 🇬🇷 850 85 28ms 14 Jan 2026 161st edsrzf 🇳🇿 850 85 28ms 25 Mar 2026 163rd AlephSquirrel 849 76 38ms 3 Dec 2025 163rd MeWhenI 🇻🇦 849 76 605ms 16 Mar 2026 163rd duckyluuk 🇳🇱 849 76 117ms 26 Mar 2026 163rd emgordon154 849 76 310ms 26 days ago 167th Natanaelel 🇸🇪 848 38 39ms 8 May 2025 167th ovs-code 🇩🇪 848 38 41ms 13 Jan 2026 167th pardouin 🇫🇷 848 38 42ms 19 Feb 2026 167th stefangimmillaro 848 38 44ms 25 days ago 167th blaztoma 🇱🇹 848 38 82ms 16 days ago 172nd ovs-code 🇩🇪 848 46 11ms 27 Mar 2026 172nd emgordon154 848 46 11ms 29 Mar 2026 172nd Steffan153 🇫🇮 848 46 11ms 30 Mar 2026 175th GolfingSuccess 🇬🇷 848 51 35ms 12 Jan 2026 175th sean-niemann 🇺🇸 848 51 34ms 15 Jan 2026 175th Steffan153 🇫🇮 848 51 34ms 19 Feb 2026 175th Natanaelel 🇸🇪 848 51 34ms 24 Mar 2026 175th voytxt 🇨🇿 848 51 33ms 1 Apr 2026 175th weliveinhell 🇭🇹 848 51 36ms 17 days ago 175th Maznek 848 51 33ms 5 days ago 182nd edsrzf 🇳🇿 848 71 17ms 25 Mar 2026 182nd kg583 🇺🇸 848 71 18ms 25 Mar 2026 182nd Steffan153 🇫🇮 848 71 17ms 30 Mar 2026 182nd GolfingSuccess 🇬🇷 848 71 19ms 1 Apr 2026 186th GolfingSuccess 🇬🇷 847 69 422ms 14 Jan 2026 186th error256 847 69 465ms 22 Mar 2026 186th Steffan153 🇫🇮 847 69 486ms 1 Apr 2026 186th stefangimmillaro 847 69 509ms 1 Apr 2026 190th edsrzf 🇳🇿 847 94 6ms 26 Mar 2026 190th albanian-laundromat 🇺🇸 847 94 6ms 26 Mar 2026 190th sean-niemann 🇺🇸 847 94 6ms 30 Mar 2026 190th Steffan153 🇫🇮 847 94 6ms 1 Apr 2026 194th Steffan153 🇫🇮 846 68 487ms 1 Apr 2026 194th edsrzf 🇳🇿 846 68 495ms 27 days ago 194th emgordon154 846 68 529ms 18 days ago 197th error256 846 98 166ms 16 Jan 2026 197th edsrzf 🇳🇿 846 98 165ms 26 Mar 2026 197th vang1ong7ang 🇦🇶 846 98 160ms 10 hours ago 200th lyphyser 845 41 59ms 25 Mar 2026 First Prev 101–200 of 574 Next Last