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 313th sean-niemann 🇺🇸 745 75 178ms 2 days ago 322nd snyderek 🇺🇸 743 101 424ms 22 hours ago 323rd Shanethegamer 🇺🇸 742 89 107ms 13 Dec 2024 324th albanian-laundromat 742 108 31ms 5 Jan 2026 325th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 326th AlephSquirrel 736 76 39ms 3 Dec 2025 326th MeWhenI 🇻🇦 736 76 586ms 16 days ago 326th duckyluuk 🇳🇱 736 76 200ms 6 days ago 329th emgordon154 736 85 4ms 31 hours ago 330th Shanethegamer 🇺🇸 734 99 352ms 24 Sep 2025 331st Shanethegamer 🇺🇸 730 81 348ms 3 Jun 2025 332nd Natanaelel 🇸🇪 729 37 10ms 11 May 2025 333rd emgordon154 729 44 41ms 8 days ago 334th emgordon154 729 103 63ms 31 hours ago 335th aksyristos 728 59 12ms 2 days ago 335th acollett89 728 59 12ms 2 days ago 337th Shanethegamer 🇺🇸 727 92 462ms 20 May 2025 338th Shanethegamer 🇺🇸 726 77 19ms 13 Dec 2024 338th addmai 726 77 20ms 24 Jul 2025 338th hiichbindermax 726 77 17ms 17 Aug 2025 338th 5cw 🇺🇸 726 77 18ms 22 Aug 2025 338th davecame 726 77 135ms 25 Sep 2025 338th SirBogman 🇺🇸 726 77 232ms 13 Oct 2025 338th jtaxen 726 77 19ms 16 Oct 2025 338th Matter1024 🇮🇳 726 77 17ms 12 Feb 2026 338th KasperKivimaeki 🇫🇮 726 77 564ms 16 days ago 338th StefanHabel 🇨🇦 726 77 1,217ms 8 days ago 338th ahmetdemirag 🇨🇾 726 77 18ms 8 days ago 338th tomh1012 726 77 17ms 8 days ago 338th qpwoeirut 726 77 19ms 7 days ago 338th btjones0 726 77 19ms 7 days ago 338th ComradeSquirrel 726 77 18ms 7 days ago 338th bzijlema 🇳🇱 726 77 18ms 7 days ago 338th Lv0Sys 🇵🇱 726 77 18ms 6 days ago 338th stefangimmillaro 726 77 136ms 3 days ago 338th LostSyntax21 🇬🇧 726 77 18ms 3 days ago 338th scpchicken 🇵🇼 726 77 18ms 17 hours ago 338th Andrey2001 726 77 18ms 9 hours ago 338th guilhem-roy 🇫🇷 726 77 19ms 2 hours ago 360th h3ra993huskp 🇯🇵 726 100 392ms 3 days ago 360th kmathis22 726 100 403ms 45 hours ago 362nd albanian-laundromat 724 97 44ms 6 Dec 2025 363rd plcc0 722 18 9ms 3 days ago 364th MeWhenI 🇻🇦 719 87 4ms 20 hours ago 365th rucin93 🇵🇱 719 101 373ms 27 days ago 366th MeWhenI 🇻🇦 718 81 428ms 37 hours ago 367th madex 🇩🇪 717 50 896ms 5 days ago 368th jameswmccarty 717 78 19ms 29 Mar 2025 368th solisolu 717 78 20ms 10 Nov 2025 370th Andriamanitra 🇫🇮 712 45 37ms 8 days ago 371st edsrzf 🇳🇿 711 94 459ms 20 May 2025 372nd BREMAUCY 🇫🇷 708 79 18ms 8 days ago 372nd mishak-sys 708 79 411ms 6 days ago 372nd firegene 🇮🇪 708 79 18ms 30 hours ago 372nd KatieLG 🇬🇧 708 79 19ms 20 hours ago 376th elgan65536 🇺🇸 708 117 156ms 2 days ago 377th emgordon154 706 231 1,484ms 4 days ago 378th MeWhenI 🇻🇦 705 33 28ms 6 days ago 379th Jacob385 705 103 386ms 4 days ago 380th albanian-laundromat 704 61 13ms 4 Mar 2026 381st Shanethegamer 🇺🇸 703 80 5ms 3 Jun 2025 382nd madex 🇩🇪 703 84 359ms 3 days ago 383rd madex 🇩🇪 703 94 99ms 4 days ago 384th Shanethegamer 🇺🇸 702 139 309ms 13 Dec 2024 385th Matter1024 🇮🇳 697 46 38ms 8 days ago 386th aadenboy 🇺🇸 695 81 5ms 2 days ago 387th Andrey-Plotnikov 693 62 36ms 12 Jan 2025 387th XenThe 🇬🇧 693 62 11ms 15 Jul 2025 387th JOrE20 693 62 29ms 27 Feb 2026 387th Protothor 693 62 12ms 5 days ago 387th madeforlosers 693 62 32ms 3 hours ago 392nd madex 🇩🇪 692 39 16ms 4 days ago 393rd Aquateraneal 🇺🇸 690 81 19ms 5 days ago 393rd luuumine 🇫🇷 690 81 16ms 5 days ago 395th CLOStrophobic 🇮🇹 690 104 21ms 18 Jan 2025 396th albanian-laundromat 685 75 108ms 5 Jan 2026 397th GolfingSuccess 🇬🇷 685 137 94ms 6 days ago 398th albanian-laundromat 684 19 4ms 13 Feb 2026 399th albanian-laundromat 684 95 114ms 6 Jan 2026 400th KatieLG 🇬🇧 682 47 40ms 20 hours ago First Prev 321–400 of 477 Next Last