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 374th stefangimmillaro 854 62 17ms 26 days ago 374th btjones0 854 62 16ms 26 days ago 374th bzijlema 🇳🇱 854 62 16ms 26 days ago 374th ahmetdemirag 🇨🇾 854 62 24ms 26 days ago 374th Pyroan 854 62 17ms 26 days ago 374th edsrzf 🇳🇿 854 62 16ms 26 days ago 374th zacjl 854 62 16ms 25 days ago 374th ComradeSquirrel 854 62 17ms 25 days ago 374th duckyluuk 🇳🇱 854 62 17ms 25 days ago 374th Aquateraneal 🇺🇸 854 62 20ms 24 days ago 374th luuumine 🇫🇷 854 62 18ms 24 days ago 374th solisolu 854 62 38ms 23 days ago 374th LostSyntax21 🇬🇧 854 62 16ms 22 days ago 374th davecame 854 62 25ms 20 days ago 374th sisyphus-ppcg 🇦🇺 854 62 15ms 19 days ago 374th tomh1012 854 62 16ms 19 days ago 374th denkyuu1 854 62 16ms 19 days ago 374th bizy-coder 854 62 16ms 18 days ago 374th mantaslu 🇱🇹 854 62 16ms 17 days ago 374th GrayJoKing 🇦🇺 854 62 14ms 16 days ago 374th Mikey-Beep 🇬🇧 854 62 22ms 12 days ago 374th klixel 🇨🇦 854 62 17ms 12 days ago 374th cros107 🇦🇺 854 62 16ms 11 days ago 374th jusaka 854 62 15ms 11 days ago 374th Flekay 🇩🇪 854 62 16ms 7 days ago 374th Bmrl7 854 62 15ms 7 days ago 374th FoxInTheClouds 854 62 23ms 6 days ago 374th lelbal 854 62 15ms 5 days ago 374th celiendonze 🇨🇭 854 62 16ms 4 days ago 374th zgialor-lab 854 62 16ms 3 days ago 431st DialFrost 🇸🇬 853 70 125ms 7 days ago 432nd ovs-code 🇩🇪 853 74 228ms 18 days ago 433rd Matter1024 🇮🇳 849 81 45ms 14 Feb 2026 433rd albanian-laundromat 🇺🇸 849 81 45ms 21 Mar 2026 433rd stefangimmillaro 849 81 44ms 25 days ago 433rd DialFrost 🇸🇬 849 81 48ms 6 days ago 437th GolfingSuccess 🇬🇷 849 103 318ms 14 Jan 2026 438th ovs-code 🇩🇪 847 50 521ms 23 Feb 2025 438th edsrzf 🇳🇿 847 50 430ms 18 days ago 440th albanian-laundromat 🇺🇸 847 78 91ms 22 Mar 2026 441st edsrzf 🇳🇿 847 85 42ms 8 May 2025 441st kg583 🇺🇸 847 85 43ms 17 days ago 443rd Shanethegamer 🇺🇸 847 87 20ms 8 May 2025 444th Shanethegamer 🇺🇸 846 83 484ms 26 Nov 2024 445th kmathis22 846 91 421ms 20 days ago 446th edsrzf 🇳🇿 846 104 31ms 19 days ago 447th Steffan153 🇫🇮 845 91 15ms 6 days ago 448th JayXon 🇺🇸 843 118 10ms 6 days ago 449th dokutan 841 37 36ms 9 days ago 450th not-a-pokemon 841 74 15ms 26 days ago 451st mishak-sys 840 63 19ms 25 days ago 452nd roelderickx 840 86 1,523ms 19 days ago 453rd GolfingSuccess 🇬🇷 837 86 42ms 7 May 2025 454th kg583 🇺🇸 837 88 23ms 12 Feb 2026 455th namelessiw 837 92 482ms 10 Oct 2025 456th MeWhenI 🇻🇦 836 62 88ms 25 days ago 457th michelebastione 🇮🇹 836 71 445ms 21 days ago 458th edsrzf 🇳🇿 836 92 14ms 6 days ago 459th edsrzf 🇳🇿 835 127 59ms 26 days ago 459th Steffan153 🇫🇮 835 127 59ms 25 days ago 461st Shanethegamer 🇺🇸 834 86 155ms 17 Dec 2024 461st elgan65536 🇺🇸 834 86 161ms 1 Mar 2026 461st CaedenHarper 🇨🇦 834 86 161ms 23 Mar 2026 464th GolfingSuccess 🇬🇷 832 83 36ms 26 days ago 464th MeWhenI 🇻🇦 832 83 249ms 26 days ago 466th snoozingnewt 🇨🇦 831 109 332ms 5 days ago 467th Steffan153 🇫🇮 831 110 28ms 25 days ago 467th edsrzf 🇳🇿 831 110 30ms 25 days ago 469th HumanoidCPU 830 51 517ms 26 days ago 470th aksyristos 830 75 15ms 21 days ago 471st Steffan153 🇫🇮 830 76 88ms 18 days ago 472nd ovs-code 🇩🇪 830 84 12ms 10 May 2025 473rd Shanethegamer 🇺🇸 828 87 42ms 15 Apr 2025 474th albanian-laundromat 🇺🇸 827 55 39ms 22 Mar 2026 474th dokutan 827 55 142ms 3 days ago 476th jameswmccarty 827 64 16ms 29 Mar 2025 476th guilhem-roy 🇫🇷 827 64 15ms 19 days ago 476th firegene 🇮🇪 827 64 16ms 17 days ago 476th retrohun 827 64 23ms 14 days ago 476th tails618 827 64 15ms 7 days ago First Prev 401–480 of 749 Next Last