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 320th error256 796 54 30ms 2 May 2025 320th emgordon154 796 54 39ms 13 days ago 320th ComradeSquirrel 796 54 41ms 12 days ago 320th helbling 🇨🇭 796 54 40ms 11 days ago 325th madex 🇩🇪 795 58 2,393ms 10 days ago 326th albanian-laundromat 794 74 10ms 20 days ago 327th MeWhenI 🇻🇦 793 71 1,078ms 6 hours ago 328th Aquateraneal 🇺🇸 793 81 19ms 10 days ago 328th luuumine 🇫🇷 793 81 16ms 10 days ago 330th albanian-laundromat 792 117 43ms 26 days ago 331st lifthrasiir 🇰🇷 791 68 559ms 11 Dec 2024 331st snoozingnewt 🇨🇦 791 68 412ms 3 days ago 333rd GolfingSuccess 🇬🇷 790 83 114ms 12 Jan 2026 334th albanian-laundromat 789 83 9ms 26 Jan 2026 335th AdrienHache 🇫🇷 788 44 64ms 4 Feb 2026 336th albanian-laundromat 788 76 18ms 3 Mar 2026 337th albanian-laundromat 788 207 1,452ms 6 Jan 2026 338th CaedenHarper 🇨🇦 787 51 960ms 12 days ago 339th madex 🇩🇪 787 124 272ms 8 days ago 340th Yax42 🇫🇷 785 93 392ms 13 days ago 340th MeWhenI 🇻🇦 785 93 386ms 6 days ago 342nd solisolu 784 80 4ms 4 mins ago 343rd bricknellj 784 82 17ms 30 Jan 2025 343rd dokutan 784 82 17ms 15 Aug 2025 345th aksyristos 783 41 104ms 19 days ago 345th emgordon154 783 41 41ms 3 days ago 345th nwellnhof 🇩🇪 783 41 72ms 27 hours ago 348th albanian-laundromat 783 76 188ms 9 Mar 2026 348th MeWhenI 🇻🇦 783 76 188ms 11 days ago 350th CaedenHarper 🇨🇦 782 22 96ms 11 days ago 351st DialFrost 🇸🇬 782 55 41ms 11 days ago 352nd albanian-laundromat 780 69 380ms 22 Feb 2026 353rd edsrzf 🇳🇿 779 50 1,331ms 11 days ago 353rd madex 🇩🇪 779 50 1,295ms 10 days ago 355th kg583 🇺🇸 779 106 38ms 9 May 2025 356th albanian-laundromat 777 85 98ms 6 Dec 2025 357th emgordon154 777 94 515ms 5 hours ago 358th albanian-laundromat 775 75 445ms 6 Jan 2026 359th msbranicky 774 83 18ms 10 days ago 360th canissimia 🇦🇶 772 145 14ms 10 days ago 361st emgordon154 771 158 1,711ms 4 days ago 362nd CaedenHarper 🇨🇦 768 56 12ms 12 days ago 362nd MeWhenI 🇻🇦 768 56 13ms 11 days ago 362nd madex 🇩🇪 768 56 14ms 10 days ago 362nd edsrzf 🇳🇿 768 56 37ms 5 days ago 362nd stefangimmillaro 768 56 13ms 2 days ago 367th error256 767 67 137ms 30 Jan 2026 368th albanian-laundromat 767 77 412ms 6 Dec 2025 369th albanian-laundromat 767 192 201ms 10 days ago 370th scpchicken 🇵🇼 765 17 5ms 39 hours ago 371st CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 372nd Shanethegamer 🇺🇸 764 42 41ms 13 Dec 2024 372nd anter69 🇭🇺 764 42 193ms 4 Feb 2026 372nd madex 🇩🇪 764 42 41ms 10 days ago 372nd GolfingSuccess 🇬🇷 764 42 192ms 5 days ago 376th emgordon154 764 113 103ms 4 days ago 377th albanian-laundromat 763 47 1,193ms 5 Jan 2026 378th scpchicken 🇵🇼 762 33 36ms 39 hours ago 379th albanian-laundromat 762 265 68ms 8 Dec 2025 380th MeWhenI 🇻🇦 761 286 211ms 11 days ago 381st CaedenHarper 🇨🇦 760 96 379ms 12 days ago 382nd albanian-laundromat 758 53 975ms 6 Dec 2025 383rd DialFrost 🇸🇬 753 97 403ms 6 days ago 384th Steffan153 🇫🇮 753 114 53ms 5 days ago 385th 4atj 750 36 228ms 21 May 2025 386th Shanethegamer 🇺🇸 749 52 1,314ms 13 Dec 2024 387th dokutan 747 72 525ms 15 Aug 2025 388th Lv0Sys 🇵🇱 746 43 38ms 11 days ago 389th snyderek 🇺🇸 743 101 424ms 5 days ago 390th Shanethegamer 🇺🇸 742 89 106ms 13 Dec 2024 391st albanian-laundromat 742 108 31ms 5 Jan 2026 392nd snoozingnewt 🇨🇦 737 89 117ms 3 days ago 393rd Shanethegamer 🇺🇸 737 99 352ms 24 Sep 2025 394th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 395th Shanethegamer 🇺🇸 735 81 348ms 3 Jun 2025 396th h3ra993huskp 🇯🇵 730 100 392ms 8 days ago 396th kmathis22 730 100 403ms 6 days ago 398th Natanaelel 🇸🇪 729 37 10ms 11 May 2025 399th aksyristos 729 59 13ms 7 days ago 399th acollett89 729 59 13ms 7 days ago First Prev 321–400 of 507 Next Last