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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 381st KatieLG 🇬🇧 854 62 15ms 23 Mar 2026 381st scpchicken 🇵🇼 854 62 16ms 23 Mar 2026 381st StefanHabel 🇨🇦 854 62 16ms 24 Mar 2026 381st blaztoma 🇱🇹 854 62 17ms 24 Mar 2026 381st Emutis 🇱🇹 854 62 16ms 24 Mar 2026 381st Andrey2001 854 62 21ms 24 Mar 2026 381st anter69 🇭🇺 854 62 17ms 24 Mar 2026 381st stefangimmillaro 854 62 17ms 25 Mar 2026 381st btjones0 854 62 16ms 25 Mar 2026 381st bzijlema 🇳🇱 854 62 16ms 25 Mar 2026 381st ahmetdemirag 🇨🇾 854 62 24ms 25 Mar 2026 381st Pyroan 854 62 17ms 25 Mar 2026 381st edsrzf 🇳🇿 854 62 16ms 25 Mar 2026 381st zacjl 854 62 16ms 26 Mar 2026 381st ComradeSquirrel 854 62 17ms 26 Mar 2026 381st duckyluuk 🇳🇱 854 62 15ms 26 Mar 2026 381st Aquateraneal 🇺🇸 854 62 20ms 26 Mar 2026 381st luuumine 🇫🇷 854 62 18ms 27 Mar 2026 381st solisolu 854 62 38ms 28 Mar 2026 381st LostSyntax21 🇬🇧 854 62 16ms 29 Mar 2026 381st davecame 854 62 25ms 27 days ago 381st sisyphus-ppcg 🇦🇺 854 62 15ms 25 days ago 381st tomh1012 854 62 16ms 25 days ago 381st denkyuu1 854 62 16ms 25 days ago 381st bizy-coder 854 62 16ms 24 days ago 381st mantaslu 🇱🇹 854 62 16ms 24 days ago 381st GrayJoKing 🇦🇺 854 62 14ms 22 days ago 381st Mikey-Beep 🇬🇧 854 62 22ms 18 days ago 381st klixel 🇨🇦 854 62 17ms 18 days ago 381st cros107 🇦🇺 854 62 16ms 17 days ago 381st jusaka 854 62 15ms 17 days ago 381st Flekay 🇩🇪 854 62 16ms 13 days ago 381st Bmrl7 854 62 15ms 13 days ago 381st FoxInTheClouds 854 62 17ms 12 days ago 381st lelbal 854 62 15ms 11 days ago 381st celiendonze 🇨🇭 854 62 16ms 10 days ago 381st zgialor-lab 854 62 15ms 10 days ago 381st vang1ong7ang 854 62 15ms 44 hours ago 439th DialFrost 🇸🇬 853 70 111ms 13 days ago 440th ovs-code 🇩🇪 853 74 240ms 25 days ago 441st Matter1024 🇮🇳 849 81 45ms 14 Feb 2026 441st albanian-laundromat 🇺🇸 849 81 45ms 21 Mar 2026 441st stefangimmillaro 849 81 44ms 26 Mar 2026 441st DialFrost 🇸🇬 849 81 48ms 13 days ago 445th GolfingSuccess 🇬🇷 849 103 318ms 14 Jan 2026 446th JayXon 🇺🇸 848 118 10ms 12 days ago 447th ovs-code 🇩🇪 847 50 521ms 23 Feb 2025 447th edsrzf 🇳🇿 847 50 430ms 24 days ago 449th albanian-laundromat 🇺🇸 847 78 91ms 22 Mar 2026 450th edsrzf 🇳🇿 847 85 42ms 8 May 2025 450th kg583 🇺🇸 847 85 43ms 23 days ago 452nd Shanethegamer 🇺🇸 847 87 19ms 8 May 2025 453rd Shanethegamer 🇺🇸 846 83 484ms 26 Nov 2024 454th kmathis22 846 91 415ms 27 days ago 455th edsrzf 🇳🇿 846 104 31ms 26 days ago 456th edsrzf 🇳🇿 845 90 16ms 43 hours ago 457th duckyluuk 🇳🇱 842 81 42ms 5 days ago 458th dokutan 841 37 45ms 16 days ago 459th not-a-pokemon 841 74 15ms 25 Mar 2026 460th mishak-sys 840 63 19ms 26 Mar 2026 461st roelderickx 840 86 1,523ms 25 days ago 462nd GolfingSuccess 🇬🇷 837 86 42ms 7 May 2025 463rd kg583 🇺🇸 837 88 25ms 12 Feb 2026 464th namelessiw 837 92 491ms 10 Oct 2025 465th MeWhenI 🇻🇦 836 62 94ms 26 Mar 2026 466th michelebastione 🇮🇹 836 71 449ms 27 days ago 467th Steffan153 🇫🇮 836 91 15ms 12 days ago 468th GolfingSuccess 🇬🇷 835 124 57ms 24 hours ago 468th Steffan153 🇫🇮 835 124 56ms 24 hours ago 470th Shanethegamer 🇺🇸 834 86 155ms 17 Dec 2024 470th elgan65536 🇺🇸 834 86 160ms 1 Mar 2026 470th CaedenHarper 🇨🇦 834 86 161ms 23 Mar 2026 473rd ovs-code 🇩🇪 831 84 12ms 10 May 2025 474th snoozingnewt 🇨🇦 831 109 332ms 11 days ago 475th Steffan153 🇫🇮 831 110 28ms 26 Mar 2026 475th edsrzf 🇳🇿 831 110 30ms 26 Mar 2026 477th HumanoidCPU 830 51 517ms 24 Mar 2026 478th aksyristos 830 75 15ms 27 days ago 479th Steffan153 🇫🇮 830 76 99ms 25 days ago 480th Shanethegamer 🇺🇸 828 87 42ms 15 Apr 2025 481st albanian-laundromat 🇺🇸 827 55 39ms 22 Mar 2026 481st dokutan 827 55 138ms 10 days ago 483rd jameswmccarty 827 64 16ms 29 Mar 2025 483rd guilhem-roy 🇫🇷 827 64 15ms 25 days ago 483rd firegene 🇮🇪 827 64 16ms 23 days ago 483rd retrohun 827 64 23ms 20 days ago 483rd tails618 827 64 15ms 13 days ago 483rd OllieBoyne 🇬🇧 827 64 16ms 8 days ago 489th HumanoidCPU 827 85 419ms 27 Mar 2026 490th JRaspass 🇬🇧 826 31 4ms 23 days ago 491st fuzzylojik-golf 🇺🇸 826 34 284ms 29 Mar 2026 491st DialFrost 🇸🇬 826 34 238ms 23 days ago 493rd GrayJoKing 🇦🇺 826 97 19ms 20 days ago 493rd edsrzf 🇳🇿 826 97 24ms 20 days ago 495th JayXon 🇺🇸 826 188 1,714ms 11 days ago 495th DialFrost 🇸🇬 826 188 1,687ms 10 days ago 497th Shanethegamer 🇺🇸 825 197 1,224ms 1 Feb 2025 498th GolfingSuccess 🇬🇷 822 83 33ms 25 Mar 2026 498th MeWhenI 🇻🇦 822 83 242ms 25 Mar 2026 500th GolfingSuccess 🇬🇷 822 85 3ms 14 Jan 2026 First Prev 401–500 of 761 Next Last