Gray Code Decoder in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 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 Morse Decoder Morse Encoder 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 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 Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time 1st 2bular 0 7 5 Jul 2025 1st Natanaelel 🇸🇪 0 7 5 Jul 2025 3rd kg583 🇺🇸 0 10 8 May 2025 4th 2bular 0 13 9 Dec 2024 4th ovs-code 🇩🇪 0 13 5 Jan 2025 4th Natanaelel 🇸🇪 0 13 8 May 2025 7th saito-ta 🇯🇵 0 18 11 May 2025 8th pardouin 🇫🇷 0 20 25 Feb 2025 9th 2bular 0 28 35 hours ago 9th SirBogman 🇺🇸 0 28 29 hours ago 11th GolfingSuccess 🇬🇷 0 29 25 Nov 2024 11th Natanaelel 🇸🇪 0 29 11 May 2025 11th ovs-code 🇩🇪 0 29 33 hours ago 14th ovs-code 🇩🇪 0 33 23 Feb 2025 14th Natanaelel 🇸🇪 0 33 8 May 2025 16th 4atj 0 35 21 May 2025 17th 4atj 0 36 21 May 2025 18th saito-ta 🇯🇵 0 37 11 May 2025 18th Natanaelel 🇸🇪 0 37 11 May 2025 20th Natanaelel 🇸🇪 0 38 8 May 2025 21st error256 0 39 8 May 2025 22nd stefangimmillaro 0 41 9 May 2025 23rd Shanethegamer 🇺🇸 0 42 13 Dec 2024 23rd MeWhenI 🇻🇦 0 42 15 Apr 2025 23rd saito-ta 🇯🇵 0 42 10 May 2025 26th lyphyser 0 45 11 Feb 2025 26th error256 0 45 12 Apr 2025 28th kg583 🇺🇸 0 46 7 days ago 29th DialFrost 🇸🇬 0 49 9 May 2025 29th kg583 🇺🇸 0 49 7 days ago 31st ovs-code 🇩🇪 0 50 23 Feb 2025 31st Shanethegamer 🇺🇸 0 50 8 May 2025 33rd lukegustafson 🇺🇸 0 51 16 Jun 2025 34th Shanethegamer 🇺🇸 0 52 13 Dec 2024 34th antimon2 🇯🇵 0 52 16 Dec 2024 34th Shanethegamer 🇺🇸 0 52 20 May 2025 34th error256 0 52 14 days ago 38th ovs-code 🇩🇪 0 53 30 May 2025 38th kg583 🇺🇸 0 53 8 days ago 40th Shanethegamer 🇺🇸 0 54 13 Dec 2024 40th rucin93 🇵🇱 0 54 24 Feb 2025 40th error256 0 54 2 May 2025 40th sean-niemann 🇺🇸 0 54 8 May 2025 44th Natanaelel 🇸🇪 0 55 8 May 2025 45th kg583 🇺🇸 0 56 7 days ago 46th edsrzf 🇳🇿 0 57 10 May 2025 47th kg583 🇺🇸 0 58 8 days ago 48th kg583 🇺🇸 0 60 1 Dec 2024 48th ovs-code 🇩🇪 0 60 23 Feb 2025 48th emgordon154 0 60 9 May 2025 51st DialFrost 🇸🇬 0 61 24 Feb 2025 52nd Andrey-Plotnikov 0 62 12 Jan 2025 52nd pardouin 🇫🇷 0 62 24 Feb 2025 52nd sean-niemann 🇺🇸 0 62 19 May 2025 52nd XenThe 🇬🇧 0 62 15 Jul 2025 56th Shanethegamer 🇺🇸 0 63 7 May 2025 56th sean-niemann 🇺🇸 0 63 9 May 2025 56th rucin93 🇵🇱 0 63 10 May 2025 56th edsrzf 🇳🇿 0 63 10 May 2025 56th targrik 0 63 2 days ago 61st Shanethegamer 🇺🇸 0 67 7 May 2025 61st Shanethegamer 🇺🇸 0 67 7 May 2025 61st emgordon154 0 67 9 May 2025 64th lifthrasiir 🇰🇷 0 68 11 Dec 2024 64th Shanethegamer 🇺🇸 0 68 13 Dec 2024 66th khvdm 0 69 13 Jan 2025 66th 4atj 0 69 21 May 2025 68th btnlq 0 70 4 Dec 2024 68th error256 0 70 7 May 2025 68th namelessiw 0 70 9 May 2025 68th kg583 🇺🇸 0 70 7 days ago 68th kg583 🇺🇸 0 70 7 days ago 73rd edsrzf 🇳🇿 0 72 9 May 2025 73rd dokutan 0 72 15 Aug 2025 73rd kg583 🇺🇸 0 72 8 days ago 1–75 of 165 Next Last