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 401st albanian-laundromat 🇺🇸 742 108 31ms 5 Jan 2026 402nd Shanethegamer 🇺🇸 741 99 352ms 24 Sep 2025 403rd snoozingnewt 🇨🇦 737 89 117ms 7 days ago 404th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 405th Shanethegamer 🇺🇸 735 81 339ms 3 Jun 2025 406th h3ra993huskp 🇯🇵 733 100 392ms 12 days ago 406th kmathis22 733 100 403ms 10 days ago 408th Shanethegamer 🇺🇸 730 92 462ms 20 May 2025 409th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 410th aksyristos 729 59 25ms 11 days ago 410th acollett89 729 59 24ms 11 days ago 412th dokutan 726 101 361ms 7 mins ago 413th albanian-laundromat 🇺🇸 724 97 46ms 6 Dec 2025 414th plcc0 722 18 9ms 12 days ago 415th MeWhenI 🇻🇦 721 87 4ms 9 days ago 416th MeWhenI 🇻🇦 720 81 426ms 10 days ago 417th madex 🇩🇪 717 50 896ms 14 days ago 418th madex 🇩🇪 717 75 465ms 14 days ago 419th Matter1024 🇮🇳 717 83 163ms 5 days ago 420th edsrzf 🇳🇿 715 94 459ms 20 May 2025 421st Andriamanitra 🇫🇮 713 45 37ms 17 days ago 422nd Jacob385 712 103 386ms 13 days ago 423rd AlephSquirrel 708 76 427ms 3 Dec 2025 424th Shanethegamer 🇺🇸 708 80 5ms 3 Jun 2025 425th elgan65536 🇺🇸 708 117 156ms 12 days ago 426th madex 🇩🇪 707 84 359ms 13 days ago 427th madex 🇩🇪 707 94 99ms 13 days ago 428th emgordon154 706 231 1,484ms 13 days ago 429th albanian-laundromat 🇺🇸 705 61 13ms 4 Mar 2026 430th Shanethegamer 🇺🇸 705 139 328ms 13 Dec 2024 431st aadenboy 🇺🇸 699 81 5ms 11 days ago 432nd Matter1024 🇮🇳 698 46 38ms 17 days ago 433rd Andrey-Plotnikov 693 62 39ms 12 Jan 2025 433rd XenThe 🇬🇧 693 62 12ms 15 Jul 2025 433rd JOrE20 693 62 31ms 27 Feb 2026 433rd Protothor 693 62 13ms 14 days ago 433rd madeforlosers 693 62 38ms 9 days ago 438th madex 🇩🇪 692 39 9ms 13 days ago 439th albanian-laundromat 🇺🇸 690 95 114ms 6 Jan 2026 440th CLOStrophobic 🇮🇹 690 104 23ms 18 Jan 2025 441st albanian-laundromat 🇺🇸 685 75 119ms 5 Jan 2026 442nd albanian-laundromat 🇺🇸 684 19 4ms 13 Feb 2026 443rd KatieLG 🇬🇧 683 47 40ms 9 days ago 444th DialFrost 🇸🇬 679 48 54ms 16 Dec 2025 444th retrohun 679 48 2,663ms 4 days ago 446th Arkadios200 678 98 111ms 29 hours ago 447th Shanethegamer 🇺🇸 676 76 125ms 13 Dec 2024 448th Jonson26 673 109 350ms 10 hours ago 449th AlephSquirrel 671 107 23ms 14 May 2025 450th CaedenHarper 🇨🇦 670 87 380ms 16 days ago 451st Shanethegamer 🇺🇸 668 124 147ms 3 Jun 2025 452nd madex 🇩🇪 665 101 141ms 13 days ago 453rd KatieLG 🇬🇧 661 65 12ms 9 days ago 454th madex 🇩🇪 661 79 29ms 13 days ago 455th KatieLG 🇬🇧 656 82 424ms 9 days ago 456th albanian-laundromat 🇺🇸 653 80 28ms 16 days ago 457th sean-niemann 🇺🇸 652 90 7ms 10 May 2025 458th Mikey-Beep 🇬🇧 650 99 25ms 2 days ago 459th madex 🇩🇪 649 121 8ms 13 days ago 460th Shanethegamer 🇺🇸 648 75 67ms 7 May 2025 461st JOrE20 644 100 46ms 15 Dec 2025 462nd Yax42 🇫🇷 632 68 13ms 17 days ago 463rd madex 🇩🇪 628 87 11ms 14 days ago 464th GolfingSuccess 🇬🇷 626 137 94ms 15 days ago 465th Shanethegamer 🇺🇸 623 68 257ms 13 Dec 2024 466th HumanoidCPU 623 133 162ms 16 days ago 467th Shanethegamer 🇺🇸 620 94 371ms 13 Dec 2024 468th Shanethegamer 🇺🇸 619 96 427ms 3 Jun 2025 469th IISResetMe 618 58 308ms 14 days ago 470th UnderKoen 🇳🇱 617 139 1,172ms 16 days ago 471st Shanethegamer 🇺🇸 615 114 1,281ms 9 May 2025 472nd brian124634 609 103 4ms 8 days ago 473rd madex 🇩🇪 605 99 19ms 13 days ago 474th kasarino 603 104 3ms 16 days ago 475th tomh1012 601 97 378ms 17 days ago 476th janAkali 🇷🇺 600 99 401ms 9 days ago 477th albanian-laundromat 🇺🇸 598 98 135ms 23 Feb 2026 478th michelebastione 🇮🇹 595 98 443ms 11 days ago 479th Shanethegamer 🇺🇸 593 121 166ms 13 Dec 2024 480th madex 🇩🇪 590 119 1,267ms 13 days ago First Prev 401–480 of 527 Next Last