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 🇺🇸 767 53 901ms 6 Dec 2025 402nd CaedenHarper 🇨🇦 767 96 379ms 22 days ago 403rd albanian-laundromat 🇺🇸 767 192 201ms 19 days ago 404th scpchicken 🇵🇼 762 33 36ms 10 days ago 405th albanian-laundromat 🇺🇸 762 265 68ms 8 Dec 2025 406th MeWhenI 🇻🇦 761 286 211ms 21 days ago 407th Steffan153 🇫🇮 760 114 54ms 14 days ago 408th DialFrost 🇸🇬 759 97 403ms 16 days ago 408th Jacob385 759 97 393ms 2 days ago 410th 4atj 757 36 228ms 21 May 2025 411th Shanethegamer 🇺🇸 756 52 1,314ms 13 Dec 2024 412th Shanethegamer 🇺🇸 755 89 106ms 13 Dec 2024 413th Lv0Sys 🇵🇱 750 43 38ms 20 days ago 414th GolfingSuccess 🇬🇷 750 112 44ms 24 Jan 2026 415th albanian-laundromat 🇺🇸 748 108 31ms 5 Jan 2026 416th Shanethegamer 🇺🇸 744 99 352ms 24 Sep 2025 417th Shanethegamer 🇺🇸 743 81 339ms 3 Jun 2025 418th caleblin125 742 87 19ms 28 hours ago 419th Natanaelel 🇸🇪 736 37 10ms 11 May 2025 420th Shanethegamer 🇺🇸 736 92 462ms 20 May 2025 421st albanian-laundromat 🇺🇸 736 97 46ms 6 Dec 2025 422nd h3ra993huskp 🇯🇵 736 100 392ms 17 days ago 422nd kmathis22 736 100 403ms 16 days ago 424th aksyristos 732 59 25ms 16 days ago 424th acollett89 732 59 24ms 16 days ago 426th dokutan 729 101 361ms 5 days ago 427th MeWhenI 🇻🇦 727 87 4ms 14 days ago 428th Matter1024 🇮🇳 726 83 163ms 10 days ago 429th MeWhenI 🇻🇦 724 81 421ms 15 days ago 430th plcc0 722 18 9ms 17 days ago 431st madex 🇩🇪 721 50 896ms 19 days ago 432nd madex 🇩🇪 720 75 465ms 19 days ago 433rd edsrzf 🇳🇿 720 94 459ms 20 May 2025 434th emgordon154 719 231 1,663ms 18 days ago 435th Andriamanitra 🇫🇮 717 45 37ms 22 days ago 436th Shanethegamer 🇺🇸 715 80 5ms 3 Jun 2025 437th madex 🇩🇪 715 94 99ms 18 days ago 438th madex 🇩🇪 713 84 359ms 18 days ago 439th elgan65536 🇺🇸 713 117 156ms 17 days ago 440th AlephSquirrel 710 76 427ms 3 Dec 2025 441st Shanethegamer 🇺🇸 710 139 328ms 13 Dec 2024 442nd albanian-laundromat 🇺🇸 708 61 13ms 4 Mar 2026 443rd aadenboy 🇺🇸 706 81 5ms 16 days ago 444th Matter1024 🇮🇳 701 46 38ms 22 days ago 445th flekAI 701 77 548ms 3 days ago 446th madex 🇩🇪 698 39 9ms 18 days ago 447th Andrey-Plotnikov 697 62 39ms 12 Jan 2025 447th XenThe 🇬🇧 697 62 12ms 15 Jul 2025 447th JOrE20 697 62 31ms 27 Feb 2026 447th Protothor 697 62 13ms 19 days ago 447th madeforlosers 697 62 36ms 14 days ago 447th dokutan 697 62 24ms 5 days ago 453rd albanian-laundromat 🇺🇸 695 95 114ms 6 Jan 2026 454th CLOStrophobic 🇮🇹 695 104 23ms 18 Jan 2025 455th albanian-laundromat 🇺🇸 692 75 119ms 5 Jan 2026 456th dokutan 690 57 1,275ms 5 days ago 457th dokutan 687 74 160ms 5 days ago 458th KatieLG 🇬🇧 686 47 40ms 14 days ago 459th zakariamouhid 686 63 12ms 34 hours ago 460th DialFrost 🇸🇬 685 48 54ms 16 Dec 2025 460th retrohun 685 48 2,663ms 9 days ago 462nd Arkadios200 685 98 111ms 6 days ago 463rd albanian-laundromat 🇺🇸 684 19 4ms 13 Feb 2026 464th Shanethegamer 🇺🇸 683 76 125ms 13 Dec 2024 465th Jonson26 676 109 350ms 5 days ago 466th CaedenHarper 🇨🇦 675 87 386ms 22 days ago 467th AlephSquirrel 675 107 23ms 14 May 2025 468th Shanethegamer 🇺🇸 673 124 147ms 3 Jun 2025 469th madex 🇩🇪 670 101 141ms 18 days ago 470th KatieLG 🇬🇧 664 65 12ms 14 days ago 470th flekAI 664 65 12ms 3 days ago 472nd madex 🇩🇪 662 121 8ms 18 days ago 473rd madex 🇩🇪 661 79 29ms 18 days ago 474th KatieLG 🇬🇧 658 82 424ms 14 days ago 475th flekAI 656 84 7ms 3 days ago 476th albanian-laundromat 🇺🇸 653 80 28ms 21 days ago 477th Mikey-Beep 🇬🇧 652 99 25ms 7 days ago 478th Shanethegamer 🇺🇸 648 75 67ms 7 May 2025 479th JOrE20 645 100 46ms 15 Dec 2025 479th tails618 645 100 22ms 2 days ago First Prev 401–480 of 628 Next Last