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 IISResetMe 621 58 308ms 17 days ago 482nd Shanethegamer 🇺🇸 619 114 1,281ms 9 May 2025 483rd UnderKoen 🇳🇱 617 139 1,195ms 18 days ago 484th brian124634 613 103 4ms 10 days ago 485th madex 🇩🇪 611 99 19ms 15 days ago 486th kasarino 607 104 3ms 18 days ago 487th flekAI 607 162 312ms 10 hours ago 488th albanian-laundromat 🇺🇸 603 98 135ms 23 Feb 2026 489th janAkali 🇷🇺 603 99 401ms 12 days ago 490th tomh1012 602 97 378ms 19 days ago 491st dokutan 596 54 39ms 2 days ago 492nd michelebastione 🇮🇹 596 98 443ms 13 days ago 493rd flekAI 594 66 1,280ms 10 hours ago 494th madex 🇩🇪 593 119 1,267ms 15 days ago 495th Shanethegamer 🇺🇸 593 121 166ms 13 Dec 2024 496th Solathian 591 46 77ms 17 days ago 497th flekAI 585 55 40ms 15 hours ago 498th albanian-laundromat 🇺🇸 571 75 299ms 2 Mar 2026 498th dokutan 571 75 209ms 2 days ago 500th madex 🇩🇪 570 129 366ms 17 days ago 501st prestosilver 🇺🇸 568 105 381ms 11 days ago 502nd scpchicken 🇵🇼 566 48 10ms 29 hours ago 503rd flekAI 566 147 172ms 10 hours ago 504th Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 505th dokutan 540 75 777ms 2 days ago 506th JDiLenarda 🇫🇷 539 131 1,330ms 18 days ago 507th Shanethegamer 🇺🇸 523 50 4,001ms 8 May 2025 508th Arkadios200 523 146 2,407ms 3 days ago 509th flekAI 522 128 686ms 10 hours ago 510th madex 🇩🇪 517 100 111ms 15 days ago 511th dokutan 515 191 293ms 2 days ago 512th AstroOrbis 511 126 32ms 12 Aug 2025 513th flekAI 506 80 886ms 10 hours ago 514th madex 🇩🇪 494 53 475ms 17 days ago 515th HumanoidCPU 487 120 401ms 13 days ago 516th flekAI 477 154 354ms 10 hours ago 517th flekAI 475 142 186ms 10 hours ago 518th flekAI 471 91 223ms 10 hours ago 519th madex 🇩🇪 471 170 33ms 15 days ago 520th flekAI 460 59 5ms 14 hours ago 521st Shanethegamer 🇺🇸 460 85 6ms 13 Dec 2024 522nd Shanethegamer 🇺🇸 452 107 8ms 9 May 2025 523rd Msleizak 🇫🇷 429 84 302ms 13 days ago 524th flekAI 429 139 378ms 10 hours ago 525th madex 🇩🇪 420 78 91ms 15 days ago 526th kasarino 420 170 46ms 20 hours ago 527th dokutan 414 163 477ms 2 days ago 528th flekAI 407 127 102ms 10 hours ago 529th flekAI 399 148 112ms 10 hours ago 530th flekAI 399 177 1,298ms 10 hours ago 531st dokutan 384 152 407ms 2 days ago 532nd muser-logiccpu 🇺🇦 372 88 70ms 2 Sep 2025 533rd flekAI 372 235 31ms 9 hours ago 534th flekAI 371 206 66ms 10 hours ago 535th flekAI 358 221 7ms 7 hours ago 536th flekAI 346 169 426ms 10 hours ago 537th flekAI 341 275 45ms 7 hours ago 538th flekAI 318 190 19ms 7 hours ago 539th flekAI 315 104 74ms 10 hours ago 540th flekAI 315 190 189ms 9 hours ago 541st flekAI 303 208 4ms 10 hours ago 542nd Ripick 301 198 381ms 4 days ago 543rd flekAI 300 120 459ms 10 hours ago 544th flekAI 274 208 5ms 9 hours ago 545th flekAI 273 212 500ms 10 hours ago 546th flekAI 270 97 148ms 10 hours ago 547th flekAI 239 164 6ms 9 hours ago 548th dokutan 225 253 5ms 2 days ago 549th flekAI 215 225 7ms 10 hours ago 550th flekAI 215 387 46ms 9 hours ago 551st dokutan 206 371 67ms 2 days ago 552nd dokutan 170 371 4ms 2 days ago 553rd dokutan 153 395 21ms 2 days ago 554th darrenks 🇺🇸 0 6 50ms 19 days ago 554th 2bular 0 6 45ms 19 days ago 554th Natanaelel 🇸🇪 0 6 48ms 19 days ago 554th plcc0 0 6 48ms 18 days ago 558th kg583 🇺🇸 0 10 896ms 8 May 2025 559th namelessiw 0 14 335ms 25 Oct 2025 559th themoonisacheese 0 14 2,448ms 11 days ago First Prev 481–560 of 577 Next Last