Gray Code Decoder in all languages in chars. 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 Chars Time Submitted 321st Shanethegamer 🇺🇸 765 42 41ms 13 Dec 2024 321st anter69 🇭🇺 765 42 193ms 4 Feb 2026 321st madex 🇩🇪 765 42 40ms 15 days ago 321st GolfingSuccess 🇬🇷 765 42 192ms 9 days ago 325th CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 326th CaedenHarper 🇨🇦 764 96 379ms 17 days ago 327th emgordon154 764 113 96ms 9 days ago 328th albanian-laundromat 🇺🇸 763 47 1,130ms 5 Jan 2026 329th scpchicken 🇵🇼 762 33 36ms 5 days ago 330th albanian-laundromat 🇺🇸 762 265 68ms 8 Dec 2025 331st albanian-laundromat 🇺🇸 761 53 901ms 6 Dec 2025 332nd MeWhenI 🇻🇦 761 286 211ms 16 days ago 333rd lukegustafson 🇺🇸 758 74 194ms 9 Mar 2026 334th madex 🇩🇪 757 70 485ms 13 days ago 335th DialFrost 🇸🇬 756 97 403ms 10 days ago 336th Steffan153 🇫🇮 753 114 53ms 9 days ago 337th Shanethegamer 🇺🇸 752 52 1,314ms 13 Dec 2024 338th snyderek 🇺🇸 752 101 433ms 10 days ago 339th Shanethegamer 🇺🇸 751 67 408ms 7 May 2025 339th CaedenHarper 🇨🇦 751 67 565ms 20 days ago 339th fuzzylojik-golf 🇺🇸 751 67 481ms 17 days ago 339th MeWhenI 🇻🇦 751 67 1,038ms 9 days ago 343rd 4atj 750 36 228ms 21 May 2025 344th Natanaelel 🇸🇪 748 75 20ms 11 May 2025 344th commandz0 🇺🇸 748 75 1,254ms 27 Aug 2025 344th GolfingSuccess 🇬🇷 748 75 18ms 11 Jan 2026 344th madex 🇩🇪 748 75 26ms 23 days ago 344th CaedenHarper 🇨🇦 748 75 158ms 20 days ago 344th edsrzf 🇳🇿 748 75 18ms 16 days ago 344th zgialor-lab 748 75 28ms 16 days ago 344th DialFrost 🇸🇬 748 75 28ms 12 days ago 344th sean-niemann 🇺🇸 748 75 181ms 11 days ago 344th stefangimmillaro 748 75 26ms 6 days ago 344th FortuiteMan 🇫🇷 748 75 23ms 2 days ago 355th Lv0Sys 🇵🇱 747 43 38ms 15 days ago 356th Shanethegamer 🇺🇸 747 89 106ms 13 Dec 2024 357th Shanethegamer 🇺🇸 742 63 180ms 7 May 2025 358th albanian-laundromat 🇺🇸 742 108 31ms 5 Jan 2026 359th Shanethegamer 🇺🇸 741 99 352ms 24 Sep 2025 360th AlephSquirrel 738 76 38ms 3 Dec 2025 360th MeWhenI 🇻🇦 738 76 605ms 25 days ago 360th duckyluuk 🇳🇱 738 76 120ms 15 days ago 363rd snoozingnewt 🇨🇦 737 89 117ms 7 days ago 364th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 365th Shanethegamer 🇺🇸 735 81 339ms 3 Jun 2025 366th h3ra993huskp 🇯🇵 733 100 392ms 12 days ago 366th kmathis22 733 100 403ms 11 days ago 368th Shanethegamer 🇺🇸 730 92 462ms 20 May 2025 369th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 370th aksyristos 729 59 25ms 11 days ago 370th acollett89 729 59 24ms 11 days ago 372nd Shanethegamer 🇺🇸 729 77 18ms 13 Dec 2024 372nd addmai 729 77 20ms 24 Jul 2025 372nd hiichbindermax 729 77 18ms 17 Aug 2025 372nd 5cw 🇺🇸 729 77 20ms 22 Aug 2025 372nd davecame 729 77 142ms 25 Sep 2025 372nd SirBogman 🇺🇸 729 77 244ms 13 Oct 2025 372nd jtaxen 729 77 27ms 16 Oct 2025 372nd Matter1024 🇮🇳 729 77 19ms 12 Feb 2026 372nd KasperKivimaeki 🇫🇮 729 77 589ms 25 days ago 372nd StefanHabel 🇨🇦 729 77 1,323ms 17 days ago 372nd ahmetdemirag 🇨🇾 729 77 18ms 17 days ago 372nd tomh1012 729 77 19ms 17 days ago 372nd qpwoeirut 729 77 19ms 16 days ago 372nd btjones0 729 77 18ms 16 days ago 372nd ComradeSquirrel 729 77 18ms 16 days ago 372nd bzijlema 🇳🇱 729 77 19ms 16 days ago 372nd Lv0Sys 🇵🇱 729 77 20ms 15 days ago 372nd LostSyntax21 🇬🇧 729 77 18ms 12 days ago 372nd scpchicken 🇵🇼 729 77 18ms 9 days ago 372nd Andrey2001 729 77 19ms 9 days ago 372nd guilhem-roy 🇫🇷 729 77 17ms 9 days ago 372nd jameswmccarty 729 77 19ms 7 days ago 372nd mantaslu 🇱🇹 729 77 18ms 7 days ago 372nd firegene 🇮🇪 729 77 19ms 7 days ago 372nd Pyroan 729 77 19ms 4 days ago 372nd retrohun 729 77 183ms 4 days ago 372nd klixel 🇨🇦 729 77 19ms 2 days ago 399th dokutan 726 101 361ms 37 mins ago 400th albanian-laundromat 🇺🇸 724 97 46ms 6 Dec 2025 First Prev 321–400 of 533 Next Last