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 81st ovs-code 🇩🇪 866 48 316ms 23 Feb 2025 81st antimon2 🇯🇵 866 48 264ms 8 days ago 83rd kumavale 863 96 160ms 7 days ago 84th Natanaelel 🇸🇪 862 29 35ms 11 May 2025 84th ovs-code 🇩🇪 862 29 40ms 9 Oct 2025 86th pardouin 🇫🇷 862 53 2,617ms 19 Feb 2026 86th edsrzf 🇳🇿 862 53 2,583ms 8 days ago 86th Steffan153 🇫🇮 862 53 2,512ms 3 days ago 89th GolfingSuccess 🇬🇷 861 27 27ms 26 Jan 2026 90th GolfingSuccess 🇬🇷 859 56 9ms 14 Jan 2026 90th kg583 🇺🇸 859 56 9ms 14 Jan 2026 90th edsrzf 🇳🇿 859 56 9ms 8 days ago 90th Steffan153 🇫🇮 859 56 9ms 29 hours ago 94th Steffan153 🇫🇮 857 78 454ms 3 days ago 94th sean-niemann 🇺🇸 857 78 413ms 2 days ago 96th Steffan153 🇫🇮 856 60 107ms 4 days ago 97th edsrzf 🇳🇿 856 69 394ms 7 days ago 97th Steffan153 🇫🇮 856 69 393ms 26 hours ago 99th error256 856 70 18ms 19 days ago 100th error256 856 114 513ms 29 Jan 2026 100th edsrzf 🇳🇿 856 114 489ms 7 days ago 102nd Steffan153 🇫🇮 855 47 7ms 9 hours ago 103rd error256 854 64 4,375ms 15 Jan 2026 104th Steffan153 🇫🇮 853 38 260ms 31 hours ago 105th GolfingSuccess 🇬🇷 853 57 213ms 23 days ago 105th rucin93 🇵🇱 853 57 211ms 23 days ago 105th Steffan153 🇫🇮 853 57 179ms 3 days ago 108th GolfingSuccess 🇬🇷 853 66 10ms 12 Jan 2026 108th edsrzf 🇳🇿 853 66 10ms 8 days ago 108th Steffan153 🇫🇮 853 66 10ms 7 days ago 111th lifthrasiir 🇰🇷 852 59 572ms 11 Dec 2024 111th ovs-code 🇩🇪 852 59 412ms 23 Feb 2025 113th Steffan153 🇫🇮 851 69 7ms 24 hours ago 114th error256 849 49 312ms 13 Jan 2026 115th ovs-code 🇩🇪 848 46 11ms 5 days ago 115th emgordon154 848 46 11ms 4 days ago 115th Steffan153 🇫🇮 848 46 11ms 3 days ago 118th dokutan 847 66 19ms 18 Aug 2025 119th stefangimmillaro 847 78 129ms 47 hours ago 119th Steffan153 🇫🇮 847 78 129ms 26 hours ago 121st albanian-laundromat 846 54 2,566ms 18 Feb 2026 122nd error256 846 98 155ms 16 Jan 2026 122nd edsrzf 🇳🇿 846 98 157ms 7 days ago 124th GolfingSuccess 🇬🇷 845 49 38ms 12 Jan 2026 124th albanian-laundromat 845 49 33ms 24 days ago 124th MeWhenI 🇻🇦 845 49 33ms 7 days ago 127th saito-ta 🇯🇵 845 74 3ms 11 May 2025 127th error256 845 74 3ms 12 Jan 2026 129th edsrzf 🇳🇿 845 83 1,251ms 7 days ago 129th Steffan153 🇫🇮 845 83 1,350ms 26 hours ago 131st GolfingSuccess 🇬🇷 845 85 25ms 14 Jan 2026 131st edsrzf 🇳🇿 845 85 28ms 7 days ago 133rd Natanaelel 🇸🇪 844 38 41ms 8 May 2025 133rd ovs-code 🇩🇪 844 38 38ms 13 Jan 2026 133rd pardouin 🇫🇷 844 38 37ms 19 Feb 2026 136th Steffan153 🇫🇮 844 70 132ms 28 hours ago 136th edsrzf 🇳🇿 844 70 3,044ms 21 hours ago 138th edsrzf 🇳🇿 844 71 18ms 8 days ago 138th kg583 🇺🇸 844 71 18ms 8 days ago 138th Steffan153 🇫🇮 844 71 17ms 3 days ago 138th GolfingSuccess 🇬🇷 844 71 18ms 25 hours ago 142nd GolfingSuccess 🇬🇷 843 69 447ms 14 Jan 2026 142nd error256 843 69 410ms 10 days ago 142nd Steffan153 🇫🇮 843 69 493ms 29 hours ago 142nd stefangimmillaro 843 69 398ms 16 hours ago 146th GolfingSuccess 🇬🇷 843 89 56ms 12 Jan 2026 147th ovs-code 🇩🇪 843 91 261ms 13 Dec 2025 147th error256 843 91 293ms 14 Jan 2026 147th GolfingSuccess 🇬🇷 843 91 272ms 14 Jan 2026 147th Natanaelel 🇸🇪 843 91 311ms 8 days ago 147th edsrzf 🇳🇿 843 91 546ms 28 hours ago 147th Steffan153 🇫🇮 843 91 285ms 28 hours ago 153rd lukegustafson 🇺🇸 842 51 35ms 16 Jun 2025 153rd GolfingSuccess 🇬🇷 842 51 33ms 12 Jan 2026 153rd sean-niemann 🇺🇸 842 51 32ms 15 Jan 2026 153rd Steffan153 🇫🇮 842 51 33ms 19 Feb 2026 153rd Natanaelel 🇸🇪 842 51 34ms 8 days ago 153rd voytxt 🇨🇿 842 51 33ms 13 hours ago 159th Steffan153 🇫🇮 842 62 56ms 29 hours ago 160th madex 🇩🇪 840 67 9ms 5 days ago First Prev 81–160 of 479 Next Last