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 321st AlephSquirrel 852 62 16ms 25 Nov 2024 321st btnlq 852 62 15ms 4 Dec 2024 321st Shanethegamer 🇺🇸 852 62 16ms 10 Dec 2024 321st Artemis21 🇬🇧 852 62 15ms 24 Dec 2024 321st ovs-code 🇩🇪 852 62 17ms 5 Jan 2025 321st bricknellj 852 62 18ms 30 Jan 2025 321st error256 852 62 15ms 12 Apr 2025 321st MeWhenI 🇻🇦 852 62 16ms 8 May 2025 321st 4atj 852 62 16ms 9 May 2025 321st Natanaelel 🇸🇪 852 62 15ms 11 May 2025 321st hiichbindermax 852 62 16ms 17 Aug 2025 321st 5cw 🇺🇸 852 62 18ms 22 Aug 2025 321st commandz0 🇺🇸 852 62 17ms 27 Aug 2025 321st SirBogman 🇺🇸 852 62 16ms 12 Oct 2025 321st KasperKivimaeki 🇫🇮 852 62 16ms 20 Oct 2025 321st Matter1024 🇮🇳 852 62 17ms 12 Feb 2026 321st lukegustafson 🇺🇸 852 62 39ms 9 Mar 2026 321st aksyristos 852 62 17ms 12 Mar 2026 321st madex 🇩🇪 852 62 16ms 20 days ago 321st CaedenHarper 🇨🇦 852 62 23ms 18 days ago 321st KatieLG 🇬🇧 852 62 15ms 16 days ago 321st scpchicken 🇵🇼 852 62 16ms 16 days ago 321st StefanHabel 🇨🇦 852 62 16ms 16 days ago 321st blaztoma 🇱🇹 852 62 17ms 16 days ago 321st Emutis 🇱🇹 852 62 16ms 16 days ago 321st Andrey2001 852 62 21ms 15 days ago 321st anter69 🇭🇺 852 62 17ms 15 days ago 321st stefangimmillaro 852 62 17ms 15 days ago 321st btjones0 852 62 16ms 15 days ago 321st bzijlema 🇳🇱 852 62 16ms 15 days ago 321st ahmetdemirag 🇨🇾 852 62 24ms 14 days ago 321st Pyroan 852 62 17ms 14 days ago 321st edsrzf 🇳🇿 852 62 16ms 14 days ago 321st zacjl 852 62 16ms 14 days ago 321st ComradeSquirrel 852 62 17ms 14 days ago 321st duckyluuk 🇳🇱 852 62 17ms 13 days ago 321st Aquateraneal 🇺🇸 852 62 20ms 13 days ago 321st luuumine 🇫🇷 852 62 18ms 12 days ago 321st solisolu 852 62 38ms 11 days ago 321st LostSyntax21 🇬🇧 852 62 16ms 10 days ago 321st davecame 852 62 25ms 9 days ago 321st sisyphus-ppcg 🇦🇺 852 62 15ms 8 days ago 321st tomh1012 852 62 16ms 8 days ago 321st denkyuu1 852 62 16ms 8 days ago 321st bizy-coder 852 62 16ms 6 days ago 321st mantaslu 🇱🇹 852 62 16ms 6 days ago 321st GrayJoKing 🇦🇺 852 62 14ms 5 days ago 321st Mikey-Beep 🇬🇧 852 62 22ms 23 hours ago 321st klixel 🇨🇦 852 62 17ms 15 hours ago 370th Steffan153 🇫🇮 852 88 339ms 8 days ago 370th edsrzf 🇳🇿 852 88 352ms 8 days ago 372nd rucin93 🇵🇱 851 77 130ms 8 May 2025 372nd Shanethegamer 🇺🇸 851 77 145ms 12 Nov 2025 374th GolfingSuccess 🇬🇷 851 82 502ms 8 May 2025 374th emgordon154 851 82 452ms 15 days ago 376th GolfingSuccess 🇬🇷 850 59 17ms 8 May 2025 376th IanUtley 850 59 18ms 8 May 2025 376th Steffan153 🇫🇮 850 59 19ms 8 days ago 379th Shanethegamer 🇺🇸 847 46 8ms 30 Apr 2025 379th rucin93 🇵🇱 847 46 8ms 11 May 2025 379th emplv 🇱🇻 847 46 9ms 11 days ago 382nd ovs-code 🇩🇪 847 102 311ms 13 Dec 2025 382nd edsrzf 🇳🇿 847 102 336ms 14 days ago 382nd Steffan153 🇫🇮 847 102 338ms 13 days ago 385th sean-niemann 🇺🇸 846 63 43ms 8 May 2025 385th albanian-laundromat 🇺🇸 846 63 44ms 14 Jan 2026 387th ovs-code 🇩🇪 846 74 228ms 7 days ago 388th ovs-code 🇩🇪 845 50 521ms 23 Feb 2025 388th edsrzf 🇳🇿 845 50 430ms 7 days ago 390th kmathis22 844 91 421ms 9 days ago 391st Shanethegamer 🇺🇸 843 87 20ms 8 May 2025 392nd Shanethegamer 🇺🇸 842 89 341ms 6 May 2025 393rd Shanethegamer 🇺🇸 841 83 484ms 26 Nov 2024 394th edsrzf 🇳🇿 840 85 42ms 8 May 2025 394th kg583 🇺🇸 840 85 43ms 5 days ago 396th edsrzf 🇳🇿 840 104 31ms 8 days ago 397th GolfingSuccess 🇬🇷 839 103 318ms 14 Jan 2026 398th fuzzylojik-golf 🇺🇸 838 60 16ms 16 days ago 399th mishak-sys 838 63 19ms 13 days ago 400th not-a-pokemon 838 74 15ms 14 days ago First Prev 321–400 of 613 Next Last