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Gray Code Decoder 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 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 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 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 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 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 Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 152nd plcc0 0 63 20ms 4 days ago 152nd plcc0 0 63 382ms 3 days ago 152nd ndren 0 63 21ms 3 days ago 152nd CornerMercury 🇬🇧 0 63 420ms 2 days ago 152nd CornerMercury 🇬🇧 0 63 21ms 2 days ago 152nd emgordon154 0 63 6ms 11 hours ago 152nd Steffan153 🇫🇮 0 63 7ms 5 hours ago 168th lifthrasiir 🇰🇷 0 64 182ms 11 Dec 2024 168th emgordon154 0 64 19ms 9 May 2025 168th error256 0 64 4,375ms 15 Jan 2026 168th anter69 🇭🇺 0 64 19ms 4 Feb 2026 168th albanian-laundromat 0 64 18ms 22 Feb 2026 168th albanian-laundromat 0 64 547ms 23 Feb 2026 168th HumanoidCPU 0 64 256ms 5 days ago 175th Shanethegamer 🇺🇸 0 65 257ms 13 Dec 2024 175th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 175th dokutan 0 65 359ms 14 Feb 2026 178th dokutan 0 66 19ms 18 Aug 2025 178th Yax42 🇫🇷 0 66 470ms 6 Jan 2026 178th AdrienHache 🇫🇷 0 66 430ms 6 Jan 2026 178th GolfingSuccess 🇬🇷 0 66 10ms 12 Jan 2026 178th edsrzf 🇳🇿 0 66 11ms 4 days ago 178th Steffan153 🇫🇮 0 66 10ms 3 days ago 184th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 184th Shanethegamer 🇺🇸 0 67 436ms 7 May 2025 184th namelessiw 0 67 407ms 2 Nov 2025 184th error256 0 67 111ms 30 Jan 2026 184th CaedenHarper 🇨🇦 0 67 553ms 8 days ago 184th fuzzylojik-golf 🇺🇸 0 67 490ms 6 days ago 184th madex 🇩🇪 0 67 9ms 2 days ago 184th emplv 🇱🇻 0 67 6ms 40 hours ago 192nd Yax42 🇫🇷 0 68 16ms 5 days ago 193rd 4atj 0 69 1,159ms 21 May 2025 193rd GolfingSuccess 🇬🇷 0 69 447ms 14 Jan 2026 193rd error256 0 69 410ms 7 days ago 193rd edsrzf 🇳🇿 0 69 394ms 4 days ago 197th btnlq 0 70 193ms 4 Dec 2024 197th error256 0 70 133ms 15 Jan 2026 197th error256 0 70 18ms 16 days ago 197th DialFrost 🇸🇬 0 70 116ms 3 days ago 197th madex 🇩🇪 0 70 485ms 30 hours ago 202nd GolfingSuccess 🇬🇷 0 71 4ms 12 Jan 2026 202nd GolfingSuccess 🇬🇷 0 71 24ms 12 Jan 2026 202nd GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 202nd ovs-code 🇩🇪 0 71 134ms 5 days ago 202nd edsrzf 🇳🇿 0 71 18ms 5 days ago 202nd kg583 🇺🇸 0 71 18ms 5 days ago 202nd rhdqor213 0 71 4ms 4 days ago 202nd ovs-code 🇩🇪 0 71 129ms 3 days ago 202nd Steffan153 🇫🇮 0 71 17ms 2 mins ago 211th rucin93 🇵🇱 0 72 9ms 22 days ago 211th aksyristos 0 72 247ms 18 days ago 211th blaztoma 🇱🇹 0 72 123ms 5 days ago 211th Emutis 🇱🇹 0 72 121ms 5 days ago 211th KasperKivimaeki 🇫🇮 0 72 4ms 5 days ago 211th edsrzf 🇳🇿 0 72 9ms 4 days ago 211th zacjl 0 72 131ms 4 days ago 211th Steffan153 🇫🇮 0 72 3ms 3 days ago 211th Steffan153 🇫🇮 0 72 9ms 4 mins ago 220th saito-ta 🇯🇵 0 74 3ms 11 May 2025 220th error256 0 74 3ms 12 Jan 2026 220th dokutan 0 74 65ms 8 Feb 2026 220th lukegustafson 🇺🇸 0 74 189ms 20 days ago 220th albanian-laundromat 0 74 9ms 12 days ago 225th Shanethegamer 🇺🇸 0 75 71ms 7 May 2025 225th Natanaelel 🇸🇪 0 75 19ms 11 May 2025 225th commandz0 🇺🇸 0 75 1,210ms 27 Aug 2025 225th albanian-laundromat 0 75 108ms 5 Jan 2026 225th albanian-laundromat 0 75 455ms 6 Jan 2026 225th GolfingSuccess 🇬🇷 0 75 19ms 11 Jan 2026 225th albanian-laundromat 0 75 238ms 27 days ago 225th madex 🇩🇪 0 75 34ms 11 days ago 225th CaedenHarper 🇨🇦 0 75 149ms 8 days ago 225th Yax42 🇫🇷 0 75 4ms 5 days ago 225th edsrzf 🇳🇿 0 75 17ms 4 days ago 225th zgialor-lab 0 75 25ms 4 days ago 225th madex 🇩🇪 0 75 439ms 2 days ago 225th DialFrost 🇸🇬 0 75 25ms 13 hours ago 239th Shanethegamer 🇺🇸 0 76 129ms 13 Dec 2024 239th ovs-code 🇩🇪 0 76 4ms 10 May 2025 First Prev 161–240 of 409 Next Last