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 Yax42 🇫🇷 635 68 13ms 22 days ago 482nd jusaka 635 116 413ms 2 hours ago 483rd madex 🇩🇪 633 87 14ms 19 days ago 484th Shanethegamer 🇺🇸 632 68 254ms 13 Dec 2024 485th HumanoidCPU 627 133 162ms 21 days ago 486th GolfingSuccess 🇬🇷 626 137 91ms 20 days ago 487th Shanethegamer 🇺🇸 624 94 371ms 13 Dec 2024 488th Shanethegamer 🇺🇸 623 114 1,432ms 9 May 2025 489th Shanethegamer 🇺🇸 622 96 427ms 3 Jun 2025 490th IISResetMe 621 58 308ms 19 days ago 491st UnderKoen 🇳🇱 617 139 1,195ms 21 days ago 492nd brian124634 614 103 4ms 13 days ago 493rd madex 🇩🇪 611 99 19ms 17 days ago 494th flekAI 609 162 312ms 2 days ago 495th albanian-laundromat 🇺🇸 608 98 135ms 23 Feb 2026 496th kasarino 608 104 3ms 21 days ago 497th scpchicken 🇵🇼 605 45 6ms 43 hours ago 498th tomh1012 605 97 378ms 22 days ago 499th janAkali 🇷🇺 603 99 401ms 14 days ago 500th michelebastione 🇮🇹 599 98 443ms 16 days ago 501st dokutan 597 54 39ms 4 days ago 502nd madex 🇩🇪 597 119 1,458ms 17 days ago 503rd flekAI 594 66 1,280ms 2 days ago 504th Shanethegamer 🇺🇸 593 121 166ms 13 Dec 2024 505th Solathian 592 46 77ms 20 days ago 506th flekAI 586 55 40ms 3 days ago 507th dcc5480 581 111 20ms 9 hours ago 508th albanian-laundromat 🇺🇸 573 75 299ms 2 Mar 2026 508th dokutan 573 75 209ms 4 days ago 510th madex 🇩🇪 571 129 366ms 19 days ago 511th prestosilver 🇺🇸 568 105 381ms 14 days ago 512th flekAI 568 147 172ms 2 days ago 513th Shanethegamer 🇺🇸 549 146 31ms 9 May 2025 514th JDiLenarda 🇫🇷 542 131 1,475ms 21 days ago 515th dokutan 540 75 777ms 4 days ago 516th jusaka 536 111 106ms 39 mins ago 517th flekAI 525 128 686ms 2 days ago 518th Arkadios200 525 146 2,407ms 6 days ago 519th Shanethegamer 🇺🇸 523 50 4,001ms 8 May 2025 520th madex 🇩🇪 519 100 111ms 17 days ago 521st dokutan 517 191 293ms 4 days ago 522nd AstroOrbis 512 126 32ms 12 Aug 2025 523rd flekAI 506 80 886ms 2 days ago 524th madex 🇩🇪 494 53 475ms 19 days ago 525th HumanoidCPU 489 120 401ms 16 days ago 526th flekAI 478 154 354ms 2 days ago 527th flekAI 475 142 186ms 2 days ago 528th flekAI 473 91 223ms 2 days ago 529th madex 🇩🇪 471 170 33ms 17 days ago 530th flekAI 462 59 5ms 3 days ago 531st Shanethegamer 🇺🇸 460 85 6ms 13 Dec 2024 532nd Shanethegamer 🇺🇸 452 107 8ms 9 May 2025 533rd jusaka 441 224 452ms 65 mins ago 534th jusaka 433 107 2,247ms 47 mins ago 535th Msleizak 🇫🇷 429 84 302ms 16 days ago 536th flekAI 429 139 378ms 2 days ago 537th madex 🇩🇪 420 78 91ms 18 days ago 538th kasarino 420 170 46ms 3 days ago 539th dokutan 414 163 477ms 4 days ago 540th flekAI 409 127 102ms 2 days ago 541st flekAI 402 148 112ms 2 days ago 542nd flekAI 401 177 1,298ms 2 days ago 543rd jusaka 389 151 414ms 18 mins ago 544th dokutan 386 152 407ms 4 days ago 545th jusaka 375 179 125ms 44 mins ago 546th muser-logiccpu 🇺🇦 372 88 70ms 2 Sep 2025 547th jusaka 372 170 4ms 75 mins ago 548th flekAI 372 206 66ms 2 days ago 549th flekAI 372 235 31ms 2 days ago 550th flekAI 360 221 7ms 2 days ago 551st flekAI 347 169 426ms 2 days ago 552nd flekAI 341 275 45ms 2 days ago 553rd jusaka 338 169 4ms 96 mins ago 554th jusaka 322 100 52ms 2 hours ago 555th jusaka 321 260 167ms 49 mins ago 556th flekAI 318 190 19ms 2 days ago 557th flekAI 315 104 74ms 2 days ago 558th flekAI 315 190 189ms 2 days ago 559th jusaka 313 176 8ms 30 mins ago 560th jusaka 309 139 239ms 3 mins ago First Prev 481–560 of 604 Next Last