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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers Huffman Encoder NFA Simulator Nim 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 scpchicken 🇵🇼 770 33 36ms 23 days ago 402nd Shanethegamer 🇺🇸 767 42 41ms 13 Dec 2024 402nd anter69 🇭🇺 767 42 195ms 4 Feb 2026 402nd madex 🇩🇪 767 42 40ms 26 Mar 2026 402nd GolfingSuccess 🇬🇷 767 42 189ms 27 days ago 406th error256 767 67 119ms 30 Jan 2026 407th albanian-laundromat 🇺🇸 767 192 201ms 27 Mar 2026 408th CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 409th CaedenHarper 🇨🇦 764 96 465ms 24 Mar 2026 410th emgordon154 764 113 96ms 27 days ago 411th albanian-laundromat 🇺🇸 763 47 1,083ms 5 Jan 2026 412th albanian-laundromat 🇺🇸 762 265 68ms 8 Dec 2025 413th albanian-laundromat 🇺🇸 761 53 806ms 6 Dec 2025 414th MeWhenI 🇻🇦 761 286 230ms 25 Mar 2026 415th DialFrost 🇸🇬 756 97 578ms 30 Mar 2026 415th Jacob385 756 97 402ms 15 days ago 417th Steffan153 🇫🇮 753 114 54ms 27 days ago 418th 4atj 752 36 228ms 21 May 2025 419th Shanethegamer 🇺🇸 752 52 1,584ms 13 Dec 2024 420th Lv0Sys 🇵🇱 749 43 41ms 26 Mar 2026 421st Shanethegamer 🇺🇸 747 89 106ms 13 Dec 2024 422nd caleblin125 742 87 19ms 14 days ago 423rd albanian-laundromat 🇺🇸 742 108 31ms 5 Jan 2026 424th Shanethegamer 🇺🇸 741 99 551ms 24 Sep 2025 425th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 426th albanian-laundromat 🇺🇸 736 97 46ms 6 Dec 2025 427th Shanethegamer 🇺🇸 735 81 339ms 3 Jun 2025 428th aksyristos 733 59 19ms 30 Mar 2026 428th acollett89 733 59 15ms 30 Mar 2026 430th h3ra993huskp 🇯🇵 733 100 436ms 29 Mar 2026 430th kmathis22 733 100 567ms 30 Mar 2026 432nd Natanaelel 🇸🇪 732 37 10ms 11 May 2025 433rd Shanethegamer 🇺🇸 730 92 462ms 20 May 2025 434th dokutan 726 101 415ms 18 days ago 435th MeWhenI 🇻🇦 725 87 4ms 1 Apr 2026 436th plcc0 722 18 9ms 29 Mar 2026 437th MeWhenI 🇻🇦 721 81 463ms 31 Mar 2026 438th madex 🇩🇪 719 75 465ms 27 Mar 2026 439th madex 🇩🇪 717 50 1,078ms 27 Mar 2026 440th Matter1024 🇮🇳 717 83 163ms 23 days ago 441st Andriamanitra 🇫🇮 716 45 42ms 24 Mar 2026 442nd edsrzf 🇳🇿 715 94 459ms 20 May 2025 443rd albanian-laundromat 🇺🇸 709 61 13ms 4 Mar 2026 443rd gigaprofisi 🇺🇸 709 61 26ms 5 days ago 445th AlephSquirrel 709 76 427ms 3 Dec 2025 446th Shanethegamer 🇺🇸 708 80 5ms 3 Jun 2025 447th elgan65536 🇺🇸 708 117 163ms 29 Mar 2026 448th madex 🇩🇪 707 84 441ms 28 Mar 2026 449th madex 🇩🇪 707 94 109ms 28 Mar 2026 450th firegene 🇮🇪 706 36 38ms 29 hours ago 451st emgordon154 706 231 1,284ms 28 Mar 2026 452nd Shanethegamer 🇺🇸 705 139 328ms 13 Dec 2024 453rd Matter1024 🇮🇳 700 46 41ms 24 Mar 2026 454th aadenboy 🇺🇸 699 81 5ms 30 Mar 2026 455th Andrey-Plotnikov 698 62 61ms 12 Jan 2025 455th XenThe 🇬🇧 698 62 12ms 15 Jul 2025 455th JOrE20 698 62 26ms 27 Feb 2026 455th Protothor 698 62 12ms 27 Mar 2026 455th madeforlosers 698 62 26ms 27 days ago 455th dokutan 698 62 29ms 18 days ago 455th scpchicken 🇵🇼 698 62 13ms 5 days ago 462nd madex 🇩🇪 694 39 9ms 28 Mar 2026 463rd albanian-laundromat 🇺🇸 690 95 114ms 6 Jan 2026 464th CLOStrophobic 🇮🇹 690 104 23ms 18 Jan 2025 465th zakariamouhid 687 63 12ms 14 days ago 466th dokutan 687 74 167ms 18 days ago 467th dokutan 686 57 1,372ms 18 days ago 468th scpchicken 🇵🇼 686 92 4ms 5 days ago 469th KatieLG 🇬🇧 685 47 46ms 27 days ago 470th albanian-laundromat 🇺🇸 685 75 115ms 5 Jan 2026 471st albanian-laundromat 🇺🇸 684 19 4ms 13 Feb 2026 472nd DialFrost 🇸🇬 679 48 54ms 16 Dec 2025 472nd retrohun 679 48 2,663ms 22 days ago 474th Arkadios200 678 98 116ms 19 days ago 475th Shanethegamer 🇺🇸 676 76 120ms 13 Dec 2024 476th Jonson26 673 109 386ms 18 days ago 477th CaedenHarper 🇨🇦 672 87 463ms 24 Mar 2026 478th AlephSquirrel 671 107 23ms 14 May 2025 479th Shanethegamer 🇺🇸 668 124 151ms 3 Jun 2025 480th KatieLG 🇬🇧 665 65 13ms 27 days ago 480th solisolu 665 65 12ms 2 days ago 482nd madex 🇩🇪 665 101 141ms 28 Mar 2026 483rd madex 🇩🇪 661 79 29ms 28 Mar 2026 484th madex 🇩🇪 658 121 8ms 28 Mar 2026 485th KatieLG 🇬🇧 657 82 424ms 27 days ago 486th albanian-laundromat 🇺🇸 653 80 28ms 25 Mar 2026 487th Mikey-Beep 🇬🇧 652 99 25ms 20 days ago 488th Shanethegamer 🇺🇸 648 75 67ms 7 May 2025 489th JOrE20 645 100 46ms 15 Dec 2025 489th tails618 645 100 22ms 15 days ago 491st Yax42 🇫🇷 636 68 13ms 24 Mar 2026 492nd madex 🇩🇪 628 87 12ms 27 Mar 2026 493rd Shanethegamer 🇺🇸 627 68 254ms 13 Dec 2024 494th GolfingSuccess 🇬🇷 626 137 91ms 26 Mar 2026 495th HumanoidCPU 623 133 169ms 25 Mar 2026 496th Shanethegamer 🇺🇸 622 94 427ms 13 Dec 2024 497th Shanethegamer 🇺🇸 619 96 437ms 3 Jun 2025 498th IISResetMe 618 58 294ms 27 Mar 2026 499th UnderKoen 🇳🇱 617 139 1,143ms 25 Mar 2026 500th Shanethegamer 🇺🇸 615 114 1,542ms 9 May 2025 First Prev 401–500 of 571 Next Last