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 madex 🇩🇪 703 94 99ms 6 days ago 402nd Shanethegamer 🇺🇸 702 139 309ms 13 Dec 2024 403rd Matter1024 🇮🇳 697 46 38ms 10 days ago 404th aadenboy 🇺🇸 695 81 5ms 4 days ago 405th Andrey-Plotnikov 693 62 36ms 12 Jan 2025 405th XenThe 🇬🇧 693 62 11ms 15 Jul 2025 405th JOrE20 693 62 29ms 27 Feb 2026 405th Protothor 693 62 12ms 7 days ago 405th madeforlosers 693 62 35ms 2 days ago 410th madex 🇩🇪 692 39 16ms 6 days ago 411th albanian-laundromat 690 95 114ms 6 Jan 2026 412th CLOStrophobic 🇮🇹 690 104 21ms 18 Jan 2025 413th albanian-laundromat 685 75 108ms 5 Jan 2026 414th albanian-laundromat 684 19 4ms 13 Feb 2026 415th KatieLG 🇬🇧 682 47 40ms 3 days ago 416th Shanethegamer 🇺🇸 676 76 129ms 13 Dec 2024 417th DialFrost 🇸🇬 675 48 54ms 16 Dec 2025 418th AlephSquirrel 671 107 20ms 14 May 2025 419th Shanethegamer 🇺🇸 671 124 147ms 3 Jun 2025 420th CaedenHarper 🇨🇦 668 87 430ms 10 days ago 421st madex 🇩🇪 662 101 141ms 6 days ago 422nd KatieLG 🇬🇧 661 65 11ms 3 days ago 423rd madex 🇩🇪 661 79 29ms 6 days ago 424th KatieLG 🇬🇧 656 82 686ms 3 days ago 425th albanian-laundromat 653 80 28ms 9 days ago 426th sean-niemann 🇺🇸 652 90 7ms 10 May 2025 427th madex 🇩🇪 649 121 8ms 6 days ago 428th Shanethegamer 🇺🇸 648 75 71ms 7 May 2025 429th JOrE20 642 100 42ms 15 Dec 2025 430th Yax42 🇫🇷 632 68 12ms 10 days ago 431st madex 🇩🇪 628 87 12ms 7 days ago 432nd GolfingSuccess 🇬🇷 626 137 94ms 9 days ago 433rd HumanoidCPU 625 133 162ms 10 days ago 434th Shanethegamer 🇺🇸 623 68 257ms 13 Dec 2024 435th IISResetMe 618 58 308ms 8 days ago 436th Shanethegamer 🇺🇸 618 94 383ms 13 Dec 2024 437th UnderKoen 🇳🇱 617 139 1,178ms 9 days ago 438th Shanethegamer 🇺🇸 615 96 427ms 3 Jun 2025 439th Shanethegamer 🇺🇸 615 114 1,281ms 9 May 2025 440th brian124634 609 103 4ms 41 hours ago 441st madex 🇩🇪 605 99 19ms 6 days ago 442nd kasarino 603 104 4ms 9 days ago 443rd tomh1012 599 97 378ms 10 days ago 444th albanian-laundromat 598 98 135ms 23 Feb 2026 445th janAkali 🇷🇺 597 99 401ms 2 days ago 446th michelebastione 🇮🇹 593 98 454ms 4 days ago 447th Shanethegamer 🇺🇸 593 121 148ms 13 Dec 2024 448th madex 🇩🇪 590 119 1,351ms 6 days ago 449th Solathian 587 46 98ms 8 days ago 450th retrohun 579 111 41ms 10 days ago 451st albanian-laundromat 565 75 238ms 2 Mar 2026 452nd madex 🇩🇪 564 129 366ms 7 days ago 453rd prestosilver 🇺🇸 563 105 408ms 2 days ago 454th Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 455th JDiLenarda 🇫🇷 536 131 1,330ms 9 days ago 456th vang1ong7ang 517 161 171ms 37 hours ago 457th Shanethegamer 🇺🇸 516 50 4,026ms 8 May 2025 458th madex 🇩🇪 514 100 112ms 6 days ago 459th AstroOrbis 510 126 23ms 12 Aug 2025 460th madex 🇩🇪 487 53 952ms 7 days ago 461st HumanoidCPU 484 120 401ms 4 days ago 462nd Shanethegamer 🇺🇸 473 85 6ms 13 Dec 2024 463rd madex 🇩🇪 471 170 36ms 6 days ago 464th Shanethegamer 🇺🇸 450 107 8ms 9 May 2025 465th Msleizak 🇫🇷 427 84 302ms 4 days ago 466th madex 🇩🇪 416 78 91ms 6 days ago 467th muser-logiccpu 🇺🇦 368 88 72ms 2 Sep 2025 468th darrenks 🇺🇸 0 6 50ms 10 days ago 468th 2bular 0 6 45ms 10 days ago 468th Natanaelel 🇸🇪 0 6 48ms 10 days ago 468th plcc0 0 6 48ms 9 days ago 472nd kg583 🇺🇸 0 10 927ms 8 May 2025 473rd namelessiw 0 14 335ms 25 Oct 2025 473rd themoonisacheese 0 14 2,448ms 2 days ago 475th AlephSquirrel 0 31 8ms 3 Dec 2025 475th ovs-code 🇩🇪 0 31 9ms 3 Dec 2025 477th AlephSquirrel 0 42 5ms 3 Dec 2025 477th ovs-code 🇩🇪 0 42 6ms 7 Dec 2025 479th Shanethegamer 🇺🇸 0 52 168ms 7 Feb 2026 480th ovs-code 🇩🇪 0 53 125ms 30 May 2025 First Prev 401–480 of 490 Next Last