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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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 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 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 1st namelessiw 0 5 160ms 13 Oct 2025 1st Shanethegamer 🇺🇸 0 5 210ms 20 Oct 2025 1st GolfingSuccess 🇬🇷 0 5 156ms 13 Dec 2025 4th GolfingSuccess 🇬🇷 0 6 255ms 14 May 2025 4th kg583 🇺🇸 0 6 259ms 14 May 2025 4th JOrE20 0 6 279ms 24 hours ago 7th Natanaelel 🇸🇪 0 7 54ms 2 May 2025 7th 2bular 0 7 54ms 2 May 2025 7th Shanethegamer 🇺🇸 0 7 55ms 30 May 2025 10th ovs-code 🇩🇪 0 8 57ms 12 Oct 2025 11th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 11th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 13th saito-ta 🇯🇵 0 17 93ms 9 May 2025 13th ovs-code 🇩🇪 0 17 3ms 12 Oct 2025 13th 2bular 0 17 4ms 12 Oct 2025 13th SirBogman 🇺🇸 0 17 4ms 12 Oct 2025 13th GolfingSuccess 🇬🇷 0 17 84ms 13 Dec 2025 18th GolfingSuccess 🇬🇷 0 18 6ms 13 Dec 2025 19th pardouin 🇫🇷 0 19 78ms 25 Feb 2025 19th MeWhenI 🇻🇦 0 19 91ms 8 May 2025 19th emgordon154 0 19 91ms 22 Nov 2025 22nd JOrE20 0 24 92ms 15 days ago 23rd Shanethegamer 🇺🇸 0 25 10ms 1 Jun 2025 24th Shanethegamer 🇺🇸 0 27 4ms 26 Nov 2024 24th Natanaelel 🇸🇪 0 27 6ms 8 May 2025 24th saito-ta 🇯🇵 0 27 4ms 8 May 2025 24th Natanaelel 🇸🇪 0 27 4ms 11 May 2025 28th bitsandbeyond 🇳🇱 0 30 377ms 20 Oct 2025 28th 2bular 0 30 40ms 16 Nov 2025 28th ovs-code 🇩🇪 0 30 37ms 16 Nov 2025 28th IISResetMe 0 30 297ms 10 Jan 2026 28th GolfingSuccess 🇬🇷 0 30 393ms 24 days ago 33rd Natanaelel 🇸🇪 0 31 185ms 8 May 2025 34th Shanethegamer 🇺🇸 0 32 103ms 26 Nov 2024 34th DialFrost 🇸🇬 0 32 178ms 24 Feb 2025 36th Shanethegamer 🇺🇸 0 33 38ms 9 Dec 2024 36th stefangimmillaro 0 33 40ms 24 Jan 2025 36th radarek 🇵🇱 0 33 36ms 17 Feb 2025 36th DialFrost 🇸🇬 0 33 38ms 24 Feb 2025 36th error256 0 33 37ms 12 Apr 2025 36th MeWhenI 🇻🇦 0 33 37ms 15 Apr 2025 36th Natanaelel 🇸🇪 0 33 37ms 2 May 2025 36th sean-niemann 🇺🇸 0 33 38ms 8 May 2025 36th GolfingSuccess 🇬🇷 0 33 39ms 8 May 2025 36th pardouin 🇫🇷 0 33 39ms 12 days ago 36th Steffan153 🇫🇮 0 33 38ms 8 days ago 47th SirBogman 🇺🇸 0 34 37ms 9 Oct 2025 48th emgordon154 0 36 38ms 9 May 2025 49th JOrE20 0 37 264ms 9 Dec 2025 50th error256 0 40 1,440ms 12 Apr 2025 50th Shanethegamer 🇺🇸 0 40 1,476ms 30 Apr 2025 50th sean-niemann 🇺🇸 0 40 1,463ms 8 May 2025 50th GolfingSuccess 🇬🇷 0 40 1,433ms 8 May 2025 50th pardouin 🇫🇷 0 40 1,420ms 12 days ago 55th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 56th ovs-code 🇩🇪 0 42 81ms 30 May 2025 57th sean-niemann 🇺🇸 0 43 9ms 8 May 2025 57th targrik 0 43 8ms 3 Sep 2025 59th Shanethegamer 🇺🇸 0 44 11ms 10 Dec 2024 59th DialFrost 🇸🇬 0 44 11ms 24 Feb 2025 59th rucin93 🇵🇱 0 44 11ms 24 Feb 2025 59th error256 0 44 15ms 12 Apr 2025 59th GolfingSuccess 🇬🇷 0 44 9ms 8 May 2025 59th GolfingSuccess 🇬🇷 0 44 13ms 8 May 2025 59th Natanaelel 🇸🇪 0 44 11ms 8 May 2025 59th sean-niemann 🇺🇸 0 44 10ms 8 May 2025 59th edsrzf 🇳🇿 0 44 9ms 10 May 2025 59th 4atj 0 44 15ms 8 Jun 2025 59th lukegustafson 🇺🇸 0 44 10ms 16 Jun 2025 59th JOrE20 0 44 15ms 6 Dec 2025 59th voytxt 🇨🇿 0 44 16ms 21 days ago 59th Steffan153 🇫🇮 0 44 16ms 8 days ago 73rd Andrey-Plotnikov 0 45 11ms 10 Jan 2025 73rd saito-ta 🇯🇵 0 45 555ms 10 May 2025 73rd GolfingSuccess 🇬🇷 0 45 79ms 14 May 2025 73rd XenThe 🇬🇧 0 45 15ms 15 Jul 2025 73rd smclaughlin-cf 0 45 13ms 14 Oct 2025 78th Shanethegamer 🇺🇸 0 46 292ms 26 Nov 2024 78th kg583 🇺🇸 0 46 458ms 1 Dec 2024 78th Shanethegamer 🇺🇸 0 46 527ms 10 Dec 2024 1–80 of 247 Next Last