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 161st GolfingSuccess 🇬🇷 850 85 28ms 14 Jan 2026 161st edsrzf 🇳🇿 850 85 28ms 22 days ago 163rd Natanaelel 🇸🇪 849 38 41ms 8 May 2025 163rd ovs-code 🇩🇪 849 38 38ms 13 Jan 2026 163rd pardouin 🇫🇷 849 38 37ms 19 Feb 2026 163rd stefangimmillaro 849 38 42ms 12 days ago 163rd blaztoma 🇱🇹 849 38 79ms 2 days ago 168th edsrzf 🇳🇿 847 48 1,060ms 22 days ago 169th GolfingSuccess 🇬🇷 847 51 36ms 12 Jan 2026 169th sean-niemann 🇺🇸 847 51 34ms 15 Jan 2026 169th Steffan153 🇫🇮 847 51 34ms 19 Feb 2026 169th Natanaelel 🇸🇪 847 51 33ms 22 days ago 169th voytxt 🇨🇿 847 51 37ms 14 days ago 169th weliveinhell 🇭🇹 847 51 33ms 4 days ago 175th edsrzf 🇳🇿 847 78 110ms 15 days ago 175th Steffan153 🇫🇮 847 78 102ms 15 days ago 175th snoozingnewt 🇨🇦 847 78 105ms 2 days ago 178th albanian-laundromat 🇺🇸 846 64 521ms 23 Feb 2026 179th error256 846 80 466ms 16 Jan 2026 180th GolfingSuccess 🇬🇷 845 49 37ms 12 Jan 2026 180th albanian-laundromat 🇺🇸 845 49 34ms 9 Mar 2026 180th MeWhenI 🇻🇦 845 49 37ms 21 days ago 183rd GolfingSuccess 🇬🇷 844 117 330ms 12 Jan 2026 183rd Steffan153 🇫🇮 844 117 329ms 15 days ago 185th Steffan153 🇫🇮 843 50 353ms 15 days ago 186th Yax42 🇫🇷 843 75 4ms 22 days ago 187th ovs-code 🇩🇪 843 91 261ms 13 Dec 2025 187th error256 843 91 293ms 14 Jan 2026 187th GolfingSuccess 🇬🇷 843 91 272ms 14 Jan 2026 187th Natanaelel 🇸🇪 843 91 311ms 22 days ago 187th edsrzf 🇳🇿 843 91 292ms 15 days ago 187th Steffan153 🇫🇮 843 91 285ms 15 days ago 193rd stefangimmillaro 843 99 194ms 16 days ago 193rd Steffan153 🇫🇮 843 99 157ms 15 days ago 195th error256 842 55 2,436ms 15 Feb 2026 196th Steffan153 🇫🇮 842 62 56ms 15 days ago 197th error256 842 91 59ms 12 Jan 2026 197th Steffan153 🇫🇮 842 91 63ms 20 days ago 199th emgordon154 841 60 452ms 9 May 2025 199th albanian-laundromat 🇺🇸 841 60 425ms 22 Feb 2026 199th sean-niemann 🇺🇸 841 60 437ms 25 days ago 199th HumanoidCPU 841 60 626ms 22 days ago 199th snoozingnewt 🇨🇦 841 60 477ms 12 days ago 204th edsrzf 🇳🇿 841 96 32ms 22 days ago 204th Steffan153 🇫🇮 841 96 30ms 17 days ago 206th MeWhenI 🇻🇦 840 80 106ms 16 days ago 207th kg583 🇺🇸 840 86 23ms 2 Oct 2025 208th edsrzf 🇳🇿 840 100 145ms 9 May 2025 209th GolfingSuccess 🇬🇷 839 70 15ms 15 days ago 209th rucin93 🇵🇱 839 70 15ms 10 days ago 211th ovs-code 🇩🇪 839 71 139ms 20 days ago 212th bitsandbeyond 🇳🇱 838 43 1,233ms 27 days ago 213th edsrzf 🇳🇿 838 62 140ms 22 days ago 214th MeWhenI 🇻🇦 837 118 321ms 19 days ago 215th anter69 🇭🇺 836 47 1,210ms 4 Feb 2026 215th emgordon154 836 47 1,221ms 13 days ago 217th Lv0Sys 🇵🇱 836 81 437ms 20 days ago 218th DialFrost 🇸🇬 834 96 6ms 39 hours ago 219th Steffan153 🇫🇮 833 47 6ms 14 days ago 220th Yax42 🇫🇷 833 92 63ms 22 days ago 221st roelderickx 833 104 61ms 14 days ago 222nd ovs-code 🇩🇪 832 76 3ms 10 May 2025 223rd edsrzf 🇳🇿 832 106 37ms 15 days ago 224th kg583 🇺🇸 832 109 46ms 3 Mar 2026 224th GolfingSuccess 🇬🇷 832 109 46ms 3 Mar 2026 224th edsrzf 🇳🇿 832 109 45ms 22 days ago 224th Steffan153 🇫🇮 832 109 46ms 15 days ago 228th Lv0Sys 🇵🇱 831 52 13ms 20 days ago 229th snoozingnewt 🇨🇦 831 114 45ms 3 days ago 230th GolfingSuccess 🇬🇷 830 86 2,109ms 9 Mar 2026 230th Steffan153 🇫🇮 830 86 2,054ms 15 days ago 232nd sean-niemann 🇺🇸 830 87 42ms 9 May 2025 233rd GolfingSuccess 🇬🇷 829 49 1,061ms 21 days ago 234th edsrzf 🇳🇿 829 90 20ms 8 days ago 235th stefangimmillaro 829 119 328ms 16 days ago 236th DialFrost 🇸🇬 828 69 1,070ms 9 days ago 237th DialFrost 🇸🇬 827 71 435ms 41 hours ago 238th vang1ong7ang 826 101 149ms 8 days ago 239th albanian-laundromat 🇺🇸 825 107 85ms 12 days ago 240th emgordon154 824 59 6ms 14 days ago First Prev 161–240 of 639 Next Last