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 321st bricknellj 782 82 17ms 30 Jan 2025 321st dokutan 782 82 17ms 15 Aug 2025 323rd CaedenHarper 🇨🇦 781 22 96ms 6 days ago 324th DialFrost 🇸🇬 781 55 39ms 6 days ago 325th emgordon154 779 50 1,258ms 9 days ago 325th edsrzf 🇳🇿 779 50 1,364ms 7 days ago 325th madex 🇩🇪 779 50 1,295ms 6 days ago 328th kg583 🇺🇸 779 106 38ms 9 May 2025 329th albanian-laundromat 778 69 380ms 22 Feb 2026 330th albanian-laundromat 778 76 188ms 24 days ago 330th MeWhenI 🇻🇦 778 76 188ms 7 days ago 332nd albanian-laundromat 777 85 98ms 6 Dec 2025 333rd albanian-laundromat 775 75 455ms 6 Jan 2026 334th msbranicky 773 83 18ms 5 days ago 335th canissimia 🇦🇶 772 145 14ms 5 days ago 336th emgordon154 771 158 1,738ms 15 hours ago 337th CaedenHarper 🇨🇦 767 56 12ms 8 days ago 337th MeWhenI 🇻🇦 767 56 12ms 7 days ago 337th madex 🇩🇪 767 56 13ms 6 days ago 337th edsrzf 🇳🇿 767 56 25ms 31 hours ago 341st error256 767 67 111ms 30 Jan 2026 342nd albanian-laundromat 767 77 412ms 6 Dec 2025 343rd albanian-laundromat 767 192 201ms 5 days ago 344th solisolu 765 82 4ms 7 days ago 345th CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 346th emgordon154 764 113 119ms 15 hours ago 347th Shanethegamer 🇺🇸 763 42 41ms 13 Dec 2024 347th anter69 🇭🇺 763 42 193ms 4 Feb 2026 347th madex 🇩🇪 763 42 41ms 6 days ago 347th GolfingSuccess 🇬🇷 763 42 192ms 32 hours ago 351st albanian-laundromat 763 47 1,193ms 5 Jan 2026 352nd albanian-laundromat 762 265 68ms 8 Dec 2025 353rd MeWhenI 🇻🇦 761 286 231ms 7 days ago 354th albanian-laundromat 758 53 975ms 6 Dec 2025 355th CaedenHarper 🇨🇦 758 96 379ms 8 days ago 356th Steffan153 🇫🇮 753 114 53ms 32 hours ago 357th DialFrost 🇸🇬 751 97 1,249ms 2 days ago 358th 4atj 750 36 230ms 21 May 2025 359th Shanethegamer 🇺🇸 749 52 1,314ms 13 Dec 2024 360th emgordon154 747 84 4ms 15 hours ago 361st dokutan 746 72 525ms 15 Aug 2025 362nd Lv0Sys 🇵🇱 745 43 38ms 6 days ago 363rd snyderek 🇺🇸 743 101 424ms 39 hours ago 364th Shanethegamer 🇺🇸 742 89 107ms 13 Dec 2024 365th albanian-laundromat 742 108 31ms 5 Jan 2026 366th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 367th Shanethegamer 🇺🇸 736 99 352ms 24 Sep 2025 368th emgordon154 736 102 68ms 15 hours ago 369th Shanethegamer 🇺🇸 730 81 348ms 3 Jun 2025 370th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 371st emgordon154 729 44 41ms 9 days ago 372nd aksyristos 728 59 12ms 3 days ago 372nd acollett89 728 59 12ms 3 days ago 374th h3ra993huskp 🇯🇵 728 100 392ms 4 days ago 374th kmathis22 728 100 403ms 2 days ago 376th Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 377th albanian-laundromat 724 97 44ms 6 Dec 2025 378th plcc0 722 18 9ms 4 days ago 379th MeWhenI 🇻🇦 721 87 4ms 37 hours ago 380th jusaka 721 89 19ms 10 hours ago 381st rucin93 🇵🇱 721 101 373ms 5 Mar 2026 382nd MeWhenI 🇻🇦 718 81 428ms 2 days ago 383rd madex 🇩🇪 717 50 896ms 6 days ago 384th madex 🇩🇪 716 75 439ms 6 days ago 385th Andriamanitra 🇫🇮 712 45 37ms 8 days ago 386th edsrzf 🇳🇿 711 94 459ms 20 May 2025 387th elgan65536 🇺🇸 708 117 156ms 3 days ago 388th AlephSquirrel 707 76 445ms 3 Dec 2025 389th Jacob385 707 103 386ms 4 days ago 390th emgordon154 706 231 1,484ms 5 days ago 391st MeWhenI 🇻🇦 705 33 28ms 7 days ago 392nd albanian-laundromat 704 61 13ms 4 Mar 2026 393rd Shanethegamer 🇺🇸 703 80 5ms 3 Jun 2025 394th madex 🇩🇪 703 84 359ms 4 days ago 395th madex 🇩🇪 703 94 99ms 4 days ago 396th Shanethegamer 🇺🇸 702 139 309ms 13 Dec 2024 397th Matter1024 🇮🇳 697 46 38ms 9 days ago 398th aadenboy 🇺🇸 695 81 5ms 2 days ago 399th Andrey-Plotnikov 693 62 36ms 12 Jan 2025 399th XenThe 🇬🇧 693 62 11ms 15 Jul 2025 First Prev 321–400 of 484 Next Last