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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 200th edsrzf 🇳🇿 845 85 28ms 25 Mar 2026 202nd ovs-code 🇩🇪 843 91 261ms 13 Dec 2025 202nd error256 843 91 293ms 14 Jan 2026 202nd GolfingSuccess 🇬🇷 843 91 272ms 14 Jan 2026 202nd Natanaelel 🇸🇪 843 91 311ms 24 Mar 2026 202nd edsrzf 🇳🇿 843 91 292ms 27 days ago 202nd Steffan153 🇫🇮 843 91 285ms 27 days ago 208th Steffan153 🇫🇮 842 62 56ms 27 days ago 209th Yax42 🇫🇷 842 75 4ms 24 Mar 2026 210th edsrzf 🇳🇿 841 78 110ms 27 days ago 210th Steffan153 🇫🇮 841 78 102ms 27 days ago 210th snoozingnewt 🇨🇦 841 78 105ms 14 days ago 213th edsrzf 🇳🇿 840 48 862ms 25 Mar 2026 214th error256 840 80 466ms 16 Jan 2026 215th error256 839 55 2,608ms 15 Feb 2026 216th lifthrasiir 🇰🇷 838 77 186ms 11 Dec 2024 216th Shanethegamer 🇺🇸 838 77 18ms 13 Dec 2024 216th addmai 838 77 20ms 24 Jul 2025 216th hiichbindermax 838 77 18ms 17 Aug 2025 216th 5cw 🇺🇸 838 77 20ms 22 Aug 2025 216th davecame 838 77 142ms 25 Sep 2025 216th SirBogman 🇺🇸 838 77 244ms 13 Oct 2025 216th jtaxen 838 77 27ms 16 Oct 2025 216th albanian-laundromat 🇺🇸 838 77 23ms 25 Nov 2025 216th anter69 🇭🇺 838 77 147ms 4 Feb 2026 216th Matter1024 🇮🇳 838 77 19ms 12 Feb 2026 216th KasperKivimaeki 🇫🇮 838 77 589ms 16 Mar 2026 216th StefanHabel 🇨🇦 838 77 606ms 24 Mar 2026 216th ahmetdemirag 🇨🇾 838 77 18ms 24 Mar 2026 216th tomh1012 838 77 19ms 24 Mar 2026 216th HumanoidCPU 838 77 246ms 24 Mar 2026 216th qpwoeirut 838 77 19ms 25 Mar 2026 216th btjones0 838 77 18ms 25 Mar 2026 216th ComradeSquirrel 838 77 18ms 25 Mar 2026 216th bzijlema 🇳🇱 838 77 19ms 25 Mar 2026 216th Lv0Sys 🇵🇱 838 77 20ms 26 Mar 2026 216th LostSyntax21 🇬🇧 838 77 18ms 29 Mar 2026 216th scpchicken 🇵🇼 838 77 18ms 27 days ago 216th Andrey2001 838 77 19ms 26 days ago 216th guilhem-roy 🇫🇷 838 77 17ms 26 days ago 216th jameswmccarty 838 77 19ms 25 days ago 216th mantaslu 🇱🇹 838 77 18ms 25 days ago 216th snoozingnewt 🇨🇦 838 77 20ms 24 days ago 216th firegene 🇮🇪 838 77 18ms 24 days ago 216th Pyroan 838 77 19ms 21 days ago 216th retrohun 838 77 183ms 21 days ago 216th madeforlosers 838 77 19ms 20 days ago 216th klixel 🇨🇦 838 77 19ms 19 days ago 216th dokutan 838 77 18ms 17 days ago 216th FoxInTheClouds 838 77 19ms 13 days ago 251st GolfingSuccess 🇬🇷 838 117 330ms 12 Jan 2026 251st Steffan153 🇫🇮 838 117 329ms 27 days ago 253rd DialFrost 🇸🇬 837 70 141ms 26 Mar 2026 253rd Steffan153 🇫🇮 837 70 2,394ms 27 days ago 255th stefangimmillaro 837 99 161ms 31 Mar 2026 255th Steffan153 🇫🇮 837 99 182ms 27 days ago 255th vang1ong7ang 837 99 185ms 39 hours ago 258th kg583 🇺🇸 835 86 23ms 2 Oct 2025 259th error256 835 91 64ms 12 Jan 2026 259th Steffan153 🇫🇮 835 91 60ms 26 Mar 2026 261st edsrzf 🇳🇿 835 96 32ms 24 Mar 2026 261st Steffan153 🇫🇮 835 96 30ms 30 Mar 2026 263rd bitsandbeyond 🇳🇱 834 43 1,419ms 19 Mar 2026 264th albanian-laundromat 🇺🇸 833 69 484ms 6 Dec 2025 265th GolfingSuccess 🇬🇷 833 70 15ms 27 days ago 265th rucin93 🇵🇱 833 70 15ms 22 days ago 267th anter69 🇭🇺 832 47 1,398ms 4 Feb 2026 267th emgordon154 832 47 1,387ms 25 days ago 269th Lv0Sys 🇵🇱 832 52 13ms 26 Mar 2026 270th ovs-code 🇩🇪 831 76 3ms 10 May 2025 271st MeWhenI 🇻🇦 831 80 113ms 31 Mar 2026 272nd MeWhenI 🇻🇦 831 118 321ms 28 Mar 2026 273rd GolfingSuccess 🇬🇷 830 86 2,109ms 9 Mar 2026 273rd Steffan153 🇫🇮 830 86 2,054ms 27 days ago 275th DialFrost 🇸🇬 830 96 6ms 13 days ago 275th emgordon154 830 96 6ms 4 days ago 277th edsrzf 🇳🇿 829 62 122ms 25 Mar 2026 278th Lv0Sys 🇵🇱 829 81 437ms 26 Mar 2026 279th edsrzf 🇳🇿 829 90 21ms 20 days ago 280th Steffan153 🇫🇮 827 47 6ms 26 days ago 281st solisolu 827 78 41ms 10 Nov 2025 281st Alex-x90 🇺🇸 827 78 21ms 15 days ago 283rd Yax42 🇫🇷 826 92 63ms 24 Mar 2026 284th edsrzf 🇳🇿 826 100 145ms 9 May 2025 285th ovs-code 🇩🇪 825 71 142ms 26 Mar 2026 286th albanian-laundromat 🇺🇸 825 72 423ms 8 hours ago 287th roelderickx 825 104 61ms 26 days ago 288th kg583 🇺🇸 824 109 45ms 3 Mar 2026 288th GolfingSuccess 🇬🇷 824 109 46ms 3 Mar 2026 288th edsrzf 🇳🇿 824 109 45ms 25 Mar 2026 288th Steffan153 🇫🇮 824 109 46ms 27 days ago 292nd stefangimmillaro 824 119 328ms 31 Mar 2026 293rd GolfingSuccess 🇬🇷 823 49 879ms 26 Mar 2026 294th error256 823 59 68ms 13 Jan 2026 295th DialFrost 🇸🇬 823 71 442ms 13 days ago 296th madex 🇩🇪 821 70 485ms 28 Mar 2026 297th sean-niemann 🇺🇸 820 62 170ms 19 May 2025 298th Natanaelel 🇸🇪 820 77 3ms 11 May 2025 298th emgordon154 820 77 4ms 25 days ago 300th sean-niemann 🇺🇸 820 87 42ms 9 May 2025 First Prev 201–300 of 570 Next Last