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 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 Bytes Time Submitted 320th edsrzf 🇳🇿 779 50 1,364ms 6 days ago 320th madex 🇩🇪 779 50 1,295ms 5 days ago 323rd kg583 🇺🇸 779 106 38ms 9 May 2025 324th albanian-laundromat 778 69 380ms 22 Feb 2026 325th albanian-laundromat 778 76 188ms 23 days ago 325th MeWhenI 🇻🇦 778 76 188ms 6 days ago 327th albanian-laundromat 777 85 98ms 6 Dec 2025 328th albanian-laundromat 775 75 455ms 6 Jan 2026 329th msbranicky 772 83 18ms 5 days ago 330th canissimia 🇦🇶 772 145 14ms 5 days ago 331st roelderickx 769 122 87ms 5 mins ago 332nd emgordon154 768 185 1,780ms 6 days ago 333rd CaedenHarper 🇨🇦 767 56 12ms 7 days ago 333rd MeWhenI 🇻🇦 767 56 12ms 6 days ago 333rd madex 🇩🇪 767 56 13ms 5 days ago 333rd edsrzf 🇳🇿 767 56 25ms 12 hours ago 337th error256 767 67 111ms 30 Jan 2026 338th albanian-laundromat 767 77 412ms 6 Dec 2025 339th albanian-laundromat 767 192 201ms 4 days ago 340th CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 341st emgordon154 764 63 6ms 3 days ago 342nd Shanethegamer 🇺🇸 763 42 41ms 13 Dec 2024 342nd anter69 🇭🇺 763 42 193ms 4 Feb 2026 342nd madex 🇩🇪 763 42 41ms 5 days ago 342nd GolfingSuccess 🇬🇷 763 42 192ms 12 hours ago 346th albanian-laundromat 763 47 1,193ms 5 Jan 2026 347th solisolu 763 82 4ms 6 days ago 348th albanian-laundromat 762 265 68ms 8 Dec 2025 349th MeWhenI 🇻🇦 761 286 231ms 6 days ago 350th albanian-laundromat 758 53 975ms 6 Dec 2025 351st CaedenHarper 🇨🇦 756 96 379ms 7 days ago 352nd emgordon154 751 115 80ms 5 days ago 353rd 4atj 750 36 230ms 21 May 2025 354th Shanethegamer 🇺🇸 749 52 1,314ms 13 Dec 2024 355th DialFrost 🇸🇬 749 97 1,249ms 42 hours ago 356th dokutan 746 72 525ms 15 Aug 2025 357th Lv0Sys 🇵🇱 745 43 38ms 6 days ago 358th snyderek 🇺🇸 743 101 424ms 19 hours ago 359th Shanethegamer 🇺🇸 742 89 107ms 13 Dec 2024 360th albanian-laundromat 742 108 31ms 5 Jan 2026 361st GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 362nd emgordon154 736 85 4ms 29 hours ago 363rd Shanethegamer 🇺🇸 734 99 352ms 24 Sep 2025 364th Shanethegamer 🇺🇸 730 81 348ms 3 Jun 2025 365th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 366th emgordon154 729 44 41ms 8 days ago 367th emgordon154 729 103 63ms 29 hours ago 368th aksyristos 728 59 12ms 2 days ago 368th acollett89 728 59 12ms 2 days ago 370th Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 371st h3ra993huskp 🇯🇵 726 100 392ms 3 days ago 371st kmathis22 726 100 403ms 43 hours ago 373rd albanian-laundromat 724 97 44ms 6 Dec 2025 374th plcc0 722 18 9ms 3 days ago 375th MeWhenI 🇻🇦 719 87 4ms 17 hours ago 376th rucin93 🇵🇱 719 101 373ms 27 days ago 377th MeWhenI 🇻🇦 718 81 428ms 34 hours ago 378th madex 🇩🇪 717 50 896ms 5 days ago 379th madex 🇩🇪 716 75 439ms 5 days ago 380th Andriamanitra 🇫🇮 712 45 37ms 7 days ago 381st edsrzf 🇳🇿 711 94 459ms 20 May 2025 382nd elgan65536 🇺🇸 708 117 156ms 2 days ago 383rd AlephSquirrel 707 76 445ms 3 Dec 2025 384th emgordon154 706 231 1,484ms 4 days ago 385th MeWhenI 🇻🇦 705 33 28ms 6 days ago 386th Jacob385 705 103 386ms 3 days ago 387th albanian-laundromat 704 61 13ms 4 Mar 2026 388th Shanethegamer 🇺🇸 703 80 5ms 3 Jun 2025 389th madex 🇩🇪 703 84 359ms 3 days ago 390th madex 🇩🇪 703 94 99ms 3 days ago 391st Shanethegamer 🇺🇸 702 139 309ms 13 Dec 2024 392nd Matter1024 🇮🇳 697 46 38ms 8 days ago 393rd aadenboy 🇺🇸 695 81 5ms 2 days ago 394th Andrey-Plotnikov 693 62 36ms 12 Jan 2025 394th XenThe 🇬🇧 693 62 11ms 15 Jul 2025 394th JOrE20 693 62 29ms 27 Feb 2026 394th Protothor 693 62 12ms 4 days ago 394th madeforlosers 693 62 32ms 55 mins ago 399th madex 🇩🇪 692 39 16ms 3 days ago 400th CLOStrophobic 🇮🇹 690 104 21ms 18 Jan 2025 First Prev 321–400 of 478 Next Last