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 CaedenHarper 🇨🇦 758 96 379ms 12 days ago 322nd madex 🇩🇪 757 70 485ms 7 days ago 323rd lukegustafson 🇺🇸 757 74 189ms 27 days ago 324th Steffan153 🇫🇮 753 114 53ms 4 days ago 325th Shanethegamer 🇺🇸 751 67 436ms 7 May 2025 325th CaedenHarper 🇨🇦 751 67 513ms 15 days ago 325th fuzzylojik-golf 🇺🇸 751 67 490ms 12 days ago 325th MeWhenI 🇻🇦 751 67 997ms 4 days ago 329th DialFrost 🇸🇬 751 97 1,249ms 5 days ago 330th 4atj 750 36 230ms 21 May 2025 331st Shanethegamer 🇺🇸 749 52 1,314ms 13 Dec 2024 332nd Natanaelel 🇸🇪 747 75 19ms 11 May 2025 332nd commandz0 🇺🇸 747 75 1,210ms 27 Aug 2025 332nd GolfingSuccess 🇬🇷 747 75 19ms 11 Jan 2026 332nd madex 🇩🇪 747 75 26ms 17 days ago 332nd CaedenHarper 🇨🇦 747 75 149ms 15 days ago 332nd edsrzf 🇳🇿 747 75 17ms 11 days ago 332nd zgialor-lab 747 75 25ms 11 days ago 332nd DialFrost 🇸🇬 747 75 25ms 7 days ago 332nd sean-niemann 🇺🇸 747 75 178ms 6 days ago 332nd stefangimmillaro 747 75 24ms 38 hours ago 342nd Lv0Sys 🇵🇱 746 43 38ms 10 days ago 343rd snyderek 🇺🇸 743 101 424ms 4 days ago 344th Shanethegamer 🇺🇸 742 89 107ms 13 Dec 2024 345th albanian-laundromat 742 108 31ms 5 Jan 2026 346th Shanethegamer 🇺🇸 738 63 198ms 7 May 2025 347th AlephSquirrel 737 76 39ms 3 Dec 2025 347th MeWhenI 🇻🇦 737 76 586ms 20 days ago 347th duckyluuk 🇳🇱 737 76 200ms 10 days ago 350th snoozingnewt 🇨🇦 737 89 121ms 2 days ago 351st GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 352nd Shanethegamer 🇺🇸 736 99 352ms 24 Sep 2025 353rd Shanethegamer 🇺🇸 735 81 348ms 3 Jun 2025 354th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 355th aksyristos 729 59 12ms 6 days ago 355th acollett89 729 59 12ms 6 days ago 357th h3ra993huskp 🇯🇵 728 100 392ms 7 days ago 357th kmathis22 728 100 403ms 5 days ago 359th Shanethegamer 🇺🇸 727 77 19ms 13 Dec 2024 359th addmai 727 77 20ms 24 Jul 2025 359th hiichbindermax 727 77 17ms 17 Aug 2025 359th 5cw 🇺🇸 727 77 18ms 22 Aug 2025 359th davecame 727 77 135ms 25 Sep 2025 359th SirBogman 🇺🇸 727 77 232ms 13 Oct 2025 359th jtaxen 727 77 19ms 16 Oct 2025 359th Matter1024 🇮🇳 727 77 17ms 12 Feb 2026 359th KasperKivimaeki 🇫🇮 727 77 564ms 20 days ago 359th StefanHabel 🇨🇦 727 77 1,217ms 12 days ago 359th ahmetdemirag 🇨🇾 727 77 18ms 12 days ago 359th tomh1012 727 77 17ms 12 days ago 359th qpwoeirut 727 77 19ms 11 days ago 359th btjones0 727 77 19ms 11 days ago 359th ComradeSquirrel 727 77 18ms 11 days ago 359th bzijlema 🇳🇱 727 77 18ms 11 days ago 359th Lv0Sys 🇵🇱 727 77 18ms 10 days ago 359th LostSyntax21 🇬🇧 727 77 18ms 7 days ago 359th scpchicken 🇵🇼 727 77 18ms 4 days ago 359th Andrey2001 727 77 18ms 4 days ago 359th guilhem-roy 🇫🇷 727 77 19ms 4 days ago 359th jameswmccarty 727 77 20ms 2 days ago 359th mantaslu 🇱🇹 727 77 18ms 2 days ago 359th firegene 🇮🇪 727 77 18ms 2 days ago 383rd Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 384th albanian-laundromat 724 97 44ms 6 Dec 2025 385th plcc0 722 18 9ms 7 days ago 386th MeWhenI 🇻🇦 721 87 4ms 4 days ago 387th solisolu 718 78 40ms 10 Nov 2025 388th MeWhenI 🇻🇦 718 81 428ms 5 days ago 389th madex 🇩🇪 717 50 896ms 9 days ago 390th Matter1024 🇮🇳 717 83 153ms 8 hours ago 391st Andriamanitra 🇫🇮 713 45 37ms 12 days ago 392nd edsrzf 🇳🇿 711 94 459ms 20 May 2025 393rd elgan65536 🇺🇸 711 117 156ms 6 days ago 394th BREMAUCY 🇫🇷 709 79 18ms 12 days ago 394th mishak-sys 709 79 411ms 10 days ago 394th KatieLG 🇬🇧 709 79 19ms 4 days ago 397th Jacob385 707 103 386ms 8 days ago 398th emgordon154 706 231 1,484ms 8 days ago 399th albanian-laundromat 705 61 13ms 4 Mar 2026 400th Shanethegamer 🇺🇸 703 80 5ms 3 Jun 2025 First Prev 321–400 of 498 Next Last