Gray Code Decoder in all languages in bytes. 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 Bytes Time Submitted 481st Shanethegamer 🇺🇸 615 114 1,281ms 9 May 2025 482nd brian124634 612 103 4ms 10 days ago 483rd madex 🇩🇪 608 99 19ms 15 days ago 484th kasarino 606 104 3ms 18 days ago 485th tomh1012 601 97 378ms 19 days ago 486th janAkali 🇷🇺 600 99 401ms 11 days ago 487th albanian-laundromat 🇺🇸 598 98 135ms 23 Feb 2026 488th dokutan 596 54 39ms 46 hours ago 489th michelebastione 🇮🇹 595 98 443ms 13 days ago 490th Shanethegamer 🇺🇸 593 121 166ms 13 Dec 2024 491st Solathian 591 46 77ms 17 days ago 492nd madex 🇩🇪 590 119 1,267ms 15 days ago 493rd flekAI 585 55 43ms 3 hours ago 494th albanian-laundromat 🇺🇸 568 75 299ms 2 Mar 2026 494th dokutan 568 75 209ms 47 hours ago 496th madex 🇩🇪 568 129 366ms 16 days ago 497th scpchicken 🇵🇼 566 48 10ms 18 hours ago 498th prestosilver 🇺🇸 566 105 381ms 11 days ago 499th Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 500th dokutan 538 75 777ms 46 hours ago 501st JDiLenarda 🇫🇷 536 131 1,330ms 18 days ago 502nd Shanethegamer 🇺🇸 521 50 4,001ms 8 May 2025 503rd Arkadios200 520 146 2,407ms 3 days ago 504th madex 🇩🇪 514 100 111ms 15 days ago 505th dokutan 513 191 293ms 47 hours ago 506th AstroOrbis 511 126 32ms 12 Aug 2025 507th madex 🇩🇪 492 53 475ms 16 days ago 508th HumanoidCPU 486 120 401ms 13 days ago 509th madex 🇩🇪 471 170 33ms 15 days ago 510th flekAI 460 59 5ms 3 hours ago 511th Shanethegamer 🇺🇸 458 85 6ms 13 Dec 2024 512th Shanethegamer 🇺🇸 450 107 8ms 9 May 2025 513th Msleizak 🇫🇷 427 84 302ms 13 days ago 514th kasarino 420 170 48ms 8 hours ago 515th madex 🇩🇪 418 78 91ms 15 days ago 516th dokutan 412 163 477ms 47 hours ago 517th dokutan 383 152 407ms 47 hours ago 518th muser-logiccpu 🇺🇦 370 88 70ms 2 Sep 2025 519th Ripick 300 198 381ms 4 days ago 520th dokutan 224 253 5ms 47 hours ago 521st dokutan 205 371 67ms 47 hours ago 522nd dokutan 170 371 4ms 47 hours ago 523rd dokutan 152 395 21ms 47 hours ago 524th darrenks 🇺🇸 0 6 50ms 19 days ago 524th 2bular 0 6 45ms 19 days ago 524th Natanaelel 🇸🇪 0 6 48ms 19 days ago 524th plcc0 0 6 48ms 18 days ago 528th kg583 🇺🇸 0 10 896ms 8 May 2025 529th namelessiw 0 14 335ms 25 Oct 2025 529th themoonisacheese 0 14 2,448ms 11 days ago 531st AlephSquirrel 0 31 8ms 3 Dec 2025 531st ovs-code 🇩🇪 0 31 9ms 3 Dec 2025 533rd AlephSquirrel 0 42 5ms 3 Dec 2025 533rd ovs-code 🇩🇪 0 42 6ms 7 Dec 2025 535th Shanethegamer 🇺🇸 0 52 168ms 7 Feb 2026 536th ovs-code 🇩🇪 0 53 123ms 30 May 2025 537th madex 🇩🇪 0 59 1,081ms 16 days ago 538th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 539th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 540th GolfingSuccess 🇬🇷 0 71 23ms 12 Jan 2026 540th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 542nd KatieLG 🇬🇧 0 81 61ms 14 days ago 543rd dokutan 0 85 68ms 47 hours ago 544th Matter1024 🇮🇳 0 101 60ms 15 hours ago 545th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 546th btjones0 0 126 168ms 18 days ago 547th edsrzf 🇳🇿 0 136 4,774ms 19 May 2025 First Prev 481–547 of 547
