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 🇺🇸 622 96 427ms 3 Jun 2025 482nd IISResetMe 621 58 308ms 17 days ago 483rd Shanethegamer 🇺🇸 619 114 1,281ms 9 May 2025 484th UnderKoen 🇳🇱 617 139 1,195ms 19 days ago 485th brian124634 613 103 4ms 11 days ago 486th madex 🇩🇪 611 99 19ms 15 days ago 487th kasarino 607 104 3ms 18 days ago 488th flekAI 607 162 312ms 16 hours ago 489th albanian-laundromat 🇺🇸 603 98 135ms 23 Feb 2026 490th janAkali 🇷🇺 603 99 401ms 12 days ago 491st tomh1012 602 97 378ms 20 days ago 492nd dokutan 597 54 39ms 2 days ago 493rd michelebastione 🇮🇹 596 98 443ms 13 days ago 494th flekAI 594 66 1,280ms 16 hours ago 495th madex 🇩🇪 593 119 1,267ms 15 days ago 496th Shanethegamer 🇺🇸 593 121 166ms 13 Dec 2024 497th Solathian 591 46 77ms 18 days ago 498th flekAI 586 55 40ms 21 hours ago 499th albanian-laundromat 🇺🇸 571 75 299ms 2 Mar 2026 499th dokutan 571 75 209ms 2 days ago 501st madex 🇩🇪 570 129 366ms 17 days ago 502nd prestosilver 🇺🇸 568 105 381ms 12 days ago 503rd scpchicken 🇵🇼 566 48 10ms 36 hours ago 504th flekAI 566 147 172ms 16 hours ago 505th Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 506th dokutan 540 75 777ms 2 days ago 507th JDiLenarda 🇫🇷 539 131 1,330ms 19 days ago 508th Shanethegamer 🇺🇸 523 50 4,001ms 8 May 2025 509th Arkadios200 523 146 2,407ms 3 days ago 510th flekAI 522 128 686ms 16 hours ago 511th madex 🇩🇪 517 100 111ms 15 days ago 512th dokutan 515 191 293ms 2 days ago 513th AstroOrbis 511 126 32ms 12 Aug 2025 514th flekAI 506 80 886ms 16 hours ago 515th madex 🇩🇪 494 53 475ms 17 days ago 516th HumanoidCPU 487 120 401ms 14 days ago 517th flekAI 477 154 354ms 16 hours ago 518th flekAI 475 142 186ms 16 hours ago 519th flekAI 471 91 223ms 16 hours ago 520th madex 🇩🇪 471 170 33ms 15 days ago 521st flekAI 460 59 5ms 21 hours ago 522nd Shanethegamer 🇺🇸 460 85 6ms 13 Dec 2024 523rd Shanethegamer 🇺🇸 452 107 8ms 9 May 2025 524th Msleizak 🇫🇷 429 84 302ms 14 days ago 525th flekAI 429 139 378ms 16 hours ago 526th madex 🇩🇪 420 78 91ms 15 days ago 527th kasarino 420 170 46ms 26 hours ago 528th dokutan 414 163 477ms 2 days ago 529th flekAI 407 127 102ms 16 hours ago 530th flekAI 399 148 112ms 16 hours ago 531st flekAI 399 177 1,298ms 16 hours ago 532nd dokutan 384 152 407ms 2 days ago 533rd muser-logiccpu 🇺🇦 372 88 70ms 2 Sep 2025 534th flekAI 372 235 31ms 15 hours ago 535th flekAI 371 206 66ms 16 hours ago 536th flekAI 358 221 7ms 13 hours ago 537th flekAI 346 169 426ms 16 hours ago 538th flekAI 341 275 45ms 13 hours ago 539th flekAI 318 190 19ms 13 hours ago 540th flekAI 315 104 74ms 16 hours ago 541st flekAI 315 190 189ms 15 hours ago 542nd flekAI 303 208 4ms 16 hours ago 543rd Ripick 301 198 381ms 4 days ago 544th flekAI 300 120 459ms 16 hours ago 545th flekAI 274 208 5ms 15 hours ago 546th flekAI 273 212 500ms 16 hours ago 547th flekAI 270 97 148ms 16 hours ago 548th flekAI 239 164 6ms 15 hours ago 549th dokutan 225 253 5ms 2 days ago 550th flekAI 215 225 7ms 16 hours ago 551st flekAI 215 387 46ms 15 hours ago 552nd dokutan 206 371 67ms 2 days ago 553rd dokutan 170 371 4ms 2 days ago 554th dokutan 153 395 21ms 2 days ago 555th darrenks 🇺🇸 0 6 50ms 19 days ago 555th 2bular 0 6 45ms 19 days ago 555th Natanaelel 🇸🇪 0 6 48ms 19 days ago 555th plcc0 0 6 48ms 18 days ago 559th kg583 🇺🇸 0 10 896ms 8 May 2025 560th namelessiw 0 14 335ms 25 Oct 2025 First Prev 481–560 of 578 Next Last