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 400th acollett89 729 59 13ms 7 days ago 402nd Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 403rd albanian-laundromat 724 97 44ms 6 Dec 2025 404th plcc0 722 18 9ms 8 days ago 405th MeWhenI 🇻🇦 721 87 4ms 5 days ago 406th MeWhenI 🇻🇦 718 81 428ms 6 days ago 407th madex 🇩🇪 717 50 896ms 10 days ago 408th madex 🇩🇪 717 75 439ms 10 days ago 409th Matter1024 🇮🇳 717 83 163ms 31 hours ago 410th Andriamanitra 🇫🇮 713 45 37ms 13 days ago 411th edsrzf 🇳🇿 711 94 459ms 20 May 2025 412th elgan65536 🇺🇸 711 117 156ms 7 days ago 413th Jacob385 709 103 386ms 9 days ago 414th AlephSquirrel 708 76 433ms 3 Dec 2025 415th emgordon154 706 231 1,484ms 9 days ago 416th albanian-laundromat 705 61 13ms 4 Mar 2026 417th Shanethegamer 🇺🇸 703 80 5ms 3 Jun 2025 418th madex 🇩🇪 703 84 359ms 8 days ago 419th madex 🇩🇪 703 94 99ms 9 days ago 420th Shanethegamer 🇺🇸 702 139 309ms 13 Dec 2024 421st Matter1024 🇮🇳 698 46 38ms 13 days ago 422nd aadenboy 🇺🇸 695 81 5ms 7 days ago 423rd Andrey-Plotnikov 693 62 34ms 12 Jan 2025 423rd XenThe 🇬🇧 693 62 13ms 15 Jul 2025 423rd JOrE20 693 62 31ms 27 Feb 2026 423rd Protothor 693 62 13ms 10 days ago 423rd madeforlosers 693 62 41ms 5 days ago 428th madex 🇩🇪 692 39 9ms 9 days ago 429th albanian-laundromat 690 95 114ms 6 Jan 2026 430th CLOStrophobic 🇮🇹 690 104 23ms 18 Jan 2025 431st albanian-laundromat 685 75 119ms 5 Jan 2026 432nd albanian-laundromat 684 19 4ms 13 Feb 2026 433rd KatieLG 🇬🇧 683 47 40ms 5 days ago 434th Shanethegamer 🇺🇸 676 76 125ms 13 Dec 2024 435th DialFrost 🇸🇬 675 48 54ms 16 Dec 2025 436th AlephSquirrel 671 107 29ms 14 May 2025 437th Shanethegamer 🇺🇸 671 124 147ms 3 Jun 2025 438th CaedenHarper 🇨🇦 668 87 380ms 12 days ago 439th madex 🇩🇪 662 101 141ms 9 days ago 440th KatieLG 🇬🇧 661 65 12ms 5 days ago 441st madex 🇩🇪 661 79 29ms 9 days ago 442nd KatieLG 🇬🇧 656 82 553ms 5 days ago 443rd albanian-laundromat 653 80 28ms 12 days ago 444th sean-niemann 🇺🇸 652 90 7ms 10 May 2025 445th madex 🇩🇪 649 121 8ms 9 days ago 446th Shanethegamer 🇺🇸 648 75 67ms 7 May 2025 447th JOrE20 643 100 42ms 15 Dec 2025 448th Yax42 🇫🇷 632 68 13ms 13 days ago 449th madex 🇩🇪 628 87 12ms 10 days ago 450th GolfingSuccess 🇬🇷 626 137 94ms 11 days ago 451st HumanoidCPU 625 133 162ms 12 days ago 452nd Shanethegamer 🇺🇸 623 68 257ms 13 Dec 2024 453rd IISResetMe 618 58 308ms 10 days ago 454th Shanethegamer 🇺🇸 618 94 371ms 13 Dec 2024 455th UnderKoen 🇳🇱 617 139 1,172ms 12 days ago 456th Shanethegamer 🇺🇸 615 96 427ms 3 Jun 2025 457th Shanethegamer 🇺🇸 615 114 1,281ms 9 May 2025 458th brian124634 609 103 4ms 4 days ago 459th madex 🇩🇪 605 99 19ms 9 days ago 460th kasarino 603 104 3ms 12 days ago 461st tomh1012 599 97 378ms 13 days ago 462nd albanian-laundromat 598 98 135ms 23 Feb 2026 463rd janAkali 🇷🇺 597 99 401ms 5 days ago 464th michelebastione 🇮🇹 593 98 454ms 7 days ago 465th Shanethegamer 🇺🇸 593 121 175ms 13 Dec 2024 466th madex 🇩🇪 590 119 1,267ms 9 days ago 467th Solathian 587 46 77ms 11 days ago 468th retrohun 579 111 41ms 13 days ago 469th madex 🇩🇪 566 129 366ms 10 days ago 470th albanian-laundromat 565 75 238ms 2 Mar 2026 471st prestosilver 🇺🇸 563 105 408ms 5 days ago 472nd Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 473rd JDiLenarda 🇫🇷 536 131 1,330ms 12 days ago 474th Shanethegamer 🇺🇸 521 50 4,026ms 8 May 2025 475th vang1ong7ang 517 161 171ms 4 days ago 476th madex 🇩🇪 514 100 133ms 9 days ago 477th AstroOrbis 510 126 23ms 12 Aug 2025 478th madex 🇩🇪 492 53 733ms 10 days ago 479th HumanoidCPU 484 120 401ms 7 days ago 480th Shanethegamer 🇺🇸 473 85 6ms 13 Dec 2024 First Prev 401–480 of 508 Next Last