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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 albanian-laundromat 0 75 238ms 21 days ago 152nd madex 🇩🇪 0 75 18ms 5 days ago 152nd CaedenHarper 🇨🇦 0 75 149ms 2 days ago 164th Shanethegamer 🇺🇸 0 76 129ms 13 Dec 2024 164th edsrzf 🇳🇿 0 76 114ms 10 May 2025 164th ovs-code 🇩🇪 0 76 3ms 10 May 2025 164th AlephSquirrel 0 76 43ms 3 Dec 2025 164th AlephSquirrel 0 76 445ms 3 Dec 2025 164th albanian-laundromat 0 76 18ms 21 days ago 164th albanian-laundromat 0 76 188ms 15 days ago 164th MeWhenI 🇻🇦 0 76 588ms 8 days ago 172nd Shanethegamer 🇺🇸 0 77 19ms 13 Dec 2024 172nd DialFrost 🇸🇬 0 77 19ms 8 May 2025 172nd edsrzf 🇳🇿 0 77 1,938ms 9 May 2025 172nd Natanaelel 🇸🇪 0 77 3ms 11 May 2025 172nd addmai 0 77 20ms 24 Jul 2025 172nd hiichbindermax 0 77 19ms 17 Aug 2025 172nd 5cw 🇺🇸 0 77 18ms 22 Aug 2025 172nd davecame 0 77 150ms 25 Sep 2025 172nd SirBogman 🇺🇸 0 77 240ms 13 Oct 2025 172nd jtaxen 0 77 19ms 16 Oct 2025 172nd albanian-laundromat 0 77 412ms 6 Dec 2025 172nd Matter1024 🇮🇳 0 77 17ms 12 Feb 2026 172nd KasperKivimaeki 🇫🇮 0 77 564ms 8 days ago 185th jameswmccarty 0 78 20ms 29 Mar 2025 185th DialFrost 🇸🇬 0 78 940ms 10 May 2025 185th DialFrost 🇸🇬 0 78 3ms 10 May 2025 185th solisolu 0 78 20ms 10 Nov 2025 189th KasperKivimaeki 🇫🇮 0 79 3ms 1 Nov 2025 190th Shanethegamer 🇺🇸 0 80 5ms 3 Jun 2025 190th error256 0 80 466ms 16 Jan 2026 192nd Shanethegamer 🇺🇸 0 81 348ms 3 Jun 2025 193rd bricknellj 0 82 17ms 30 Jan 2025 193rd scpchicken 🇵🇼 0 82 402ms 5 hours ago 193rd KatieLG 🇬🇧 0 82 18ms 5 hours ago 196th GolfingSuccess 🇬🇷 0 83 114ms 12 Jan 2026 196th GolfingSuccess 🇬🇷 0 83 386ms 12 Jan 2026 196th error256 0 83 430ms 12 Jan 2026 196th albanian-laundromat 0 83 9ms 26 Jan 2026 200th Shanethegamer 🇺🇸 0 85 6ms 13 Dec 2024 200th edsrzf 🇳🇿 0 85 1,065ms 25 May 2025 200th albanian-laundromat 0 85 92ms 6 Dec 2025 200th GolfingSuccess 🇬🇷 0 85 25ms 14 Jan 2026 204th kg583 🇺🇸 0 86 23ms 2 Oct 2025 204th GolfingSuccess 🇬🇷 0 86 2,109ms 14 days ago 206th sean-niemann 🇺🇸 0 87 42ms 9 May 2025 206th error256 0 87 2,931ms 14 Jan 2026 206th IanUtley 0 87 2,957ms 16 Jan 2026 209th edsrzf 🇳🇿 0 88 2,094ms 15 May 2025 209th muser-logiccpu 🇺🇦 0 88 72ms 2 Sep 2025 209th solisolu 0 88 3ms 11 Nov 2025 209th albanian-laundromat 0 88 1,372ms 5 Jan 2026 213th Shanethegamer 🇺🇸 0 89 99ms 13 Dec 2024 213th GolfingSuccess 🇬🇷 0 89 65ms 12 Jan 2026 215th sean-niemann 🇺🇸 0 90 7ms 10 May 2025 216th ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 216th error256 0 91 57ms 12 Jan 2026 216th error256 0 91 293ms 14 Jan 2026 216th GolfingSuccess 🇬🇷 0 91 272ms 14 Jan 2026 220th Shanethegamer 🇺🇸 0 92 462ms 20 May 2025 221st Shanethegamer 🇺🇸 0 94 383ms 13 Dec 2024 221st edsrzf 🇳🇿 0 94 459ms 20 May 2025 223rd albanian-laundromat 0 95 114ms 6 Jan 2026 224th Natanaelel 🇸🇪 0 96 266ms 8 May 2025 224th stefangimmillaro 0 96 20ms 10 May 2025 224th Shanethegamer 🇺🇸 0 96 427ms 3 Jun 2025 224th albanian-laundromat 0 96 5ms 6 Dec 2025 224th MeWhenI 🇻🇦 0 96 399ms 8 days ago 229th edsrzf 🇳🇿 0 97 512ms 24 Sep 2025 229th albanian-laundromat 0 97 44ms 6 Dec 2025 231st kumavale 0 98 155ms 26 Nov 2025 231st error256 0 98 156ms 16 Jan 2026 231st albanian-laundromat 0 98 135ms 23 Feb 2026 234th edsrzf 🇳🇿 0 99 468ms 9 May 2025 234th Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 236th edsrzf 🇳🇿 0 100 145ms 9 May 2025 236th edsrzf 🇳🇿 0 100 307ms 9 May 2025 236th edsrzf 🇳🇿 0 100 16ms 9 May 2025 236th emgordon154 0 100 7ms 9 May 2025 236th JOrE20 0 100 42ms 15 Dec 2025 First Prev 161–240 of 272 Next Last