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 Dragon Curve 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 Dragon Curve 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 madex 🇩🇪 658 121 8ms 26 days ago 482nd Shanethegamer 🇺🇸 657 75 67ms 7 May 2025 483rd Mikey-Beep 🇬🇧 652 99 25ms 15 days ago 484th jusaka 652 228 1,710ms 8 days ago 485th JOrE20 645 100 46ms 15 Dec 2025 485th tails618 645 100 22ms 10 days ago 487th Yax42 🇫🇷 636 68 13ms 24 Mar 2026 488th jusaka 634 116 413ms 8 days ago 489th GolfingSuccess 🇬🇷 632 137 91ms 26 Mar 2026 490th madex 🇩🇪 631 87 12ms 27 days ago 491st Shanethegamer 🇺🇸 630 68 254ms 13 Dec 2024 492nd HumanoidCPU 625 133 169ms 25 Mar 2026 493rd Shanethegamer 🇺🇸 623 94 427ms 13 Dec 2024 494th UnderKoen 🇳🇱 623 139 1,143ms 25 Mar 2026 495th Shanethegamer 🇺🇸 622 96 427ms 3 Jun 2025 496th IISResetMe 621 58 294ms 27 Mar 2026 497th Shanethegamer 🇺🇸 619 114 1,542ms 9 May 2025 498th brian124634 614 103 4ms 21 days ago 499th madex 🇩🇪 611 99 18ms 26 days ago 500th kasarino 608 104 3ms 25 Mar 2026 501st duckyluuk 🇳🇱 606 69 119ms 37 hours ago 502nd scpchicken 🇵🇼 604 45 6ms 10 days ago 503rd tomh1012 604 97 474ms 24 Mar 2026 504th albanian-laundromat 🇺🇸 603 98 135ms 23 Feb 2026 505th janAkali 🇷🇺 603 99 401ms 22 days ago 506th michelebastione 🇮🇹 598 98 443ms 24 days ago 507th dokutan 597 54 48ms 13 days ago 508th Shanethegamer 🇺🇸 597 121 166ms 13 Dec 2024 509th madex 🇩🇪 593 119 1,464ms 26 days ago 510th jusaka 592 256 178ms 7 days ago 511th Solathian 591 46 77ms 26 Mar 2026 512th dcc5480 581 111 20ms 8 days ago 513th albanian-laundromat 🇺🇸 571 75 268ms 2 Mar 2026 513th dokutan 571 75 209ms 13 days ago 515th madex 🇩🇪 570 129 366ms 27 days ago 516th prestosilver 🇺🇸 568 105 381ms 22 days ago 517th Shanethegamer 🇺🇸 553 146 31ms 9 May 2025 518th dokutan 540 75 777ms 13 days ago 519th JDiLenarda 🇫🇷 539 131 1,562ms 25 Mar 2026 520th jusaka 533 111 102ms 8 days ago 521st Shanethegamer 🇺🇸 525 50 4,001ms 8 May 2025 522nd Arkadios200 523 146 2,610ms 14 days ago 523rd madex 🇩🇪 517 100 118ms 26 days ago 524th dokutan 515 191 293ms 13 days ago 525th AstroOrbis 512 126 32ms 12 Aug 2025 526th madex 🇩🇪 495 53 475ms 27 days ago 527th HumanoidCPU 488 120 515ms 24 days ago 528th madex 🇩🇪 475 170 33ms 26 days ago 529th Shanethegamer 🇺🇸 460 85 6ms 13 Dec 2024 530th Shanethegamer 🇺🇸 452 107 8ms 9 May 2025 531st jusaka 439 224 331ms 8 days ago 532nd jusaka 433 107 2,561ms 8 days ago 533rd Msleizak 🇫🇷 429 84 339ms 24 days ago 534th kasarino 425 170 45ms 11 days ago 535th madex 🇩🇪 420 78 91ms 26 days ago 536th jusaka 415 79 50ms 8 days ago 537th dokutan 414 163 470ms 13 days ago 538th jusaka 393 130 153ms 7 days ago 539th jusaka 388 151 420ms 8 days ago 540th dokutan 385 152 448ms 13 days ago 541st jusaka 373 179 119ms 8 days ago 542nd muser-logiccpu 🇺🇦 372 88 70ms 2 Sep 2025 543rd jusaka 372 170 4ms 8 days ago 544th jusaka 367 197 148ms 8 days ago 545th jusaka 357 189 186ms 8 days ago 546th jusaka 352 205 46ms 8 days ago 547th jusaka 346 165 121ms 8 days ago 548th jusaka 337 169 4ms 8 days ago 549th jusaka 335 117 1,598ms 8 days ago 550th jusaka 325 203 120ms 8 days ago 551st jusaka 322 100 41ms 8 days ago 552nd jusaka 320 260 174ms 8 days ago 553rd jusaka 312 176 7ms 8 days ago 554th jusaka 308 139 203ms 8 days ago 555th jusaka 303 198 187ms 8 days ago 556th Ripick 301 198 381ms 15 days ago 557th jusaka 299 270 28ms 8 days ago 558th jusaka 296 269 7ms 8 days ago 559th jusaka 285 212 18ms 8 days ago 560th jusaka 281 212 363ms 8 days ago First Prev 481–560 of 632 Next Last