Gray Code Encoder 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 153rd stefangimmillaro 891 86 364ms 46 hours ago 162nd saito-ta 🇯🇵 890 45 555ms 10 May 2025 162nd Steffan153 🇫🇮 890 45 317ms 4 days ago 164th saito-ta 🇯🇵 888 78 4ms 10 May 2025 164th rhdqor213 888 78 4ms 10 May 2025 166th antimon2 🇯🇵 887 50 288ms 16 Dec 2024 166th Shanethegamer 🇺🇸 887 50 315ms 1 Feb 2025 166th DialFrost 🇸🇬 887 50 289ms 9 days ago 166th ovs-code 🇩🇪 887 50 272ms 8 days ago 166th Steffan153 🇫🇮 887 50 290ms 8 days ago 166th denkyuu1 887 50 319ms 2 days ago 166th edsrzf 🇳🇿 887 50 274ms 2 days ago 173rd BREMAUCY 🇫🇷 886 35 36ms 10 days ago 174th GolfingSuccess 🇬🇷 886 44 9ms 8 May 2025 174th edsrzf 🇳🇿 886 44 9ms 10 May 2025 174th fuzzylojik-golf 🇺🇸 886 44 9ms 11 days ago 177th GolfingSuccess 🇬🇷 886 51 157ms 8 May 2025 177th rucin93 🇵🇱 886 51 159ms 8 May 2025 177th Shanethegamer 🇺🇸 886 51 150ms 8 May 2025 177th sean-niemann 🇺🇸 886 51 150ms 9 May 2025 177th Steffan153 🇫🇮 886 51 124ms 8 days ago 177th JayXon 🇺🇸 886 51 133ms 3 days ago 177th lukegustafson 🇺🇸 886 51 139ms 3 days ago 184th kumavale 883 81 170ms 26 Nov 2025 184th JayXon 🇺🇸 883 81 158ms 2 days ago 186th Steffan153 🇫🇮 881 45 6ms 8 days ago 187th pardouin 🇫🇷 881 60 2,725ms 15 Feb 2026 187th emgordon154 881 60 2,620ms 10 days ago 187th edsrzf 🇳🇿 881 60 2,595ms 9 days ago 187th fuzzylojik-golf 🇺🇸 881 60 2,673ms 9 days ago 187th Steffan153 🇫🇮 881 60 2,607ms 3 days ago 192nd tomh1012 881 67 429ms 10 days ago 193rd sean-niemann 🇺🇸 881 102 286ms 8 May 2025 193rd Shanethegamer 🇺🇸 881 102 307ms 8 May 2025 193rd edsrzf 🇳🇿 881 102 295ms 9 May 2025 193rd GolfingSuccess 🇬🇷 881 102 306ms 9 May 2025 193rd CaedenHarper 🇨🇦 881 102 301ms 13 days ago 193rd fuzzylojik-golf 🇺🇸 881 102 292ms 11 days ago 193rd emgordon154 881 102 274ms 9 days ago 193rd Steffan153 🇫🇮 881 102 284ms 8 days ago 193rd MeWhenI 🇻🇦 881 102 287ms 7 days ago 193rd stefangimmillaro 881 102 325ms 45 hours ago 203rd Shanethegamer 🇺🇸 880 57 326ms 25 May 2025 203rd sean-niemann 🇺🇸 880 57 176ms 25 May 2025 203rd edsrzf 🇳🇿 880 57 167ms 25 May 2025 203rd GolfingSuccess 🇬🇷 880 57 171ms 13 Dec 2025 203rd MeWhenI 🇻🇦 880 57 161ms 7 days ago 203rd Steffan153 🇫🇮 880 57 167ms 3 days ago 209th CaedenHarper 🇨🇦 879 50 883ms 13 days ago 209th Steffan153 🇫🇮 879 50 956ms 13 days ago 209th edsrzf 🇳🇿 879 50 943ms 13 days ago 209th GolfingSuccess 🇬🇷 879 50 1,020ms 12 days ago 213th GolfingSuccess 🇬🇷 874 46 7ms 8 May 2025 213th edsrzf 🇳🇿 874 46 7ms 11 days ago 213th madex 🇩🇪 874 46 8ms 6 days ago 213th Steffan153 🇫🇮 874 46 7ms 3 days ago 217th Shanethegamer 🇺🇸 874 54 69ms 12 Dec 2024 217th error256 874 54 66ms 12 Apr 2025 217th GolfingSuccess 🇬🇷 874 54 71ms 12 days ago 217th fuzzylojik-golf 🇺🇸 874 54 68ms 9 days ago 217th edsrzf 🇳🇿 874 54 70ms 8 days ago 217th Steffan153 🇫🇮 874 54 71ms 3 days ago 223rd kg583 🇺🇸 873 71 27ms 1 Dec 2024 223rd CLOStrophobic 🇮🇹 873 71 13ms 18 Jan 2025 223rd GolfingSuccess 🇬🇷 873 71 14ms 7 May 2025 223rd edsrzf 🇳🇿 873 71 14ms 8 May 2025 223rd AlephSquirrel 873 71 13ms 9 May 2025 223rd Steffan153 🇫🇮 873 71 14ms 3 days ago 229th LukeBridges 🇬🇧 872 47 11ms 10 days ago 230th emgordon154 872 82 165ms 14 Feb 2026 230th edsrzf 🇳🇿 872 82 167ms 9 days ago 230th stefangimmillaro 872 82 162ms 3 days ago 230th jusaka 872 82 148ms 14 hours ago 234th lukechampine 872 103 301ms 7 Jun 2025 234th chris124567 872 103 294ms 8 Jun 2025 234th albanian-laundromat 872 103 270ms 16 Dec 2025 237th emplv 🇱🇻 869 52 128ms 3 days ago 238th sean-niemann 🇺🇸 869 80 455ms 8 May 2025 238th Steffan153 🇫🇮 869 80 500ms 3 days ago 240th Shanethegamer 🇺🇸 867 68 145ms 26 Nov 2024 First Prev 161–240 of 579 Next Last