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 320th anter69 🇭🇺 764 42 193ms 4 Feb 2026 320th madex 🇩🇪 764 42 40ms 14 days ago 320th GolfingSuccess 🇬🇷 764 42 192ms 9 days ago 324th emgordon154 764 113 96ms 8 days ago 325th albanian-laundromat 🇺🇸 763 47 1,130ms 5 Jan 2026 326th scpchicken 🇵🇼 762 33 36ms 5 days ago 327th CaedenHarper 🇨🇦 762 96 379ms 16 days ago 328th albanian-laundromat 🇺🇸 762 265 68ms 8 Dec 2025 329th MeWhenI 🇻🇦 761 286 211ms 15 days ago 330th albanian-laundromat 🇺🇸 758 53 901ms 6 Dec 2025 331st lukegustafson 🇺🇸 758 74 194ms 9 Mar 2026 332nd madex 🇩🇪 757 70 485ms 12 days ago 333rd DialFrost 🇸🇬 754 97 403ms 10 days ago 334th Steffan153 🇫🇮 753 114 53ms 9 days ago 335th Shanethegamer 🇺🇸 751 67 408ms 7 May 2025 335th CaedenHarper 🇨🇦 751 67 565ms 19 days ago 335th fuzzylojik-golf 🇺🇸 751 67 481ms 17 days ago 335th MeWhenI 🇻🇦 751 67 1,038ms 9 days ago 339th 4atj 750 36 228ms 21 May 2025 340th Shanethegamer 🇺🇸 749 52 1,314ms 13 Dec 2024 341st Natanaelel 🇸🇪 748 75 20ms 11 May 2025 341st commandz0 🇺🇸 748 75 1,254ms 27 Aug 2025 341st GolfingSuccess 🇬🇷 748 75 18ms 11 Jan 2026 341st madex 🇩🇪 748 75 26ms 22 days ago 341st CaedenHarper 🇨🇦 748 75 158ms 19 days ago 341st edsrzf 🇳🇿 748 75 18ms 16 days ago 341st zgialor-lab 748 75 28ms 15 days ago 341st DialFrost 🇸🇬 748 75 28ms 11 days ago 341st sean-niemann 🇺🇸 748 75 181ms 11 days ago 341st stefangimmillaro 748 75 26ms 6 days ago 341st FortuiteMan 🇫🇷 748 75 23ms 41 hours ago 352nd snyderek 🇺🇸 748 101 433ms 9 days ago 353rd Shanethegamer 🇺🇸 747 89 106ms 13 Dec 2024 354th Lv0Sys 🇵🇱 746 43 38ms 14 days ago 355th albanian-laundromat 🇺🇸 742 108 31ms 5 Jan 2026 356th Shanethegamer 🇺🇸 739 99 352ms 24 Sep 2025 357th Shanethegamer 🇺🇸 738 63 180ms 7 May 2025 358th AlephSquirrel 738 76 38ms 3 Dec 2025 358th MeWhenI 🇻🇦 738 76 605ms 25 days ago 358th duckyluuk 🇳🇱 738 76 120ms 14 days ago 361st snoozingnewt 🇨🇦 737 89 117ms 6 days ago 362nd GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 363rd Shanethegamer 🇺🇸 735 81 339ms 3 Jun 2025 364th h3ra993huskp 🇯🇵 732 100 392ms 12 days ago 364th kmathis22 732 100 403ms 10 days ago 366th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 367th aksyristos 729 59 25ms 11 days ago 367th acollett89 729 59 24ms 11 days ago 369th Shanethegamer 🇺🇸 729 77 18ms 13 Dec 2024 369th addmai 729 77 20ms 24 Jul 2025 369th hiichbindermax 729 77 18ms 17 Aug 2025 369th 5cw 🇺🇸 729 77 20ms 22 Aug 2025 369th davecame 729 77 142ms 25 Sep 2025 369th SirBogman 🇺🇸 729 77 244ms 13 Oct 2025 369th jtaxen 729 77 27ms 16 Oct 2025 369th Matter1024 🇮🇳 729 77 19ms 12 Feb 2026 369th KasperKivimaeki 🇫🇮 729 77 589ms 25 days ago 369th StefanHabel 🇨🇦 729 77 1,323ms 17 days ago 369th ahmetdemirag 🇨🇾 729 77 18ms 17 days ago 369th tomh1012 729 77 19ms 17 days ago 369th qpwoeirut 729 77 19ms 16 days ago 369th btjones0 729 77 18ms 16 days ago 369th ComradeSquirrel 729 77 18ms 16 days ago 369th bzijlema 🇳🇱 729 77 19ms 16 days ago 369th Lv0Sys 🇵🇱 729 77 20ms 15 days ago 369th LostSyntax21 🇬🇧 729 77 18ms 12 days ago 369th scpchicken 🇵🇼 729 77 18ms 9 days ago 369th Andrey2001 729 77 19ms 9 days ago 369th guilhem-roy 🇫🇷 729 77 17ms 8 days ago 369th jameswmccarty 729 77 19ms 7 days ago 369th mantaslu 🇱🇹 729 77 18ms 7 days ago 369th firegene 🇮🇪 729 77 19ms 6 days ago 369th Pyroan 729 77 19ms 3 days ago 369th retrohun 729 77 183ms 3 days ago 369th klixel 🇨🇦 729 77 19ms 41 hours ago 396th Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 397th albanian-laundromat 🇺🇸 724 97 46ms 6 Dec 2025 398th plcc0 722 18 9ms 12 days ago 399th MeWhenI 🇻🇦 721 87 4ms 9 days ago 400th solisolu 719 78 41ms 10 Nov 2025 First Prev 321–400 of 517 Next Last