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) Taxicab Numbers 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 Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic 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) Taxicab Numbers 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 Huffman Encoder NFA Simulator Nim Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 398th edsrzf 🇳🇿 772 56 36ms 1 Apr 2026 398th stefangimmillaro 772 56 14ms 26 days ago 403rd canissimia 🇦🇶 772 145 14ms 27 Mar 2026 404th Shanethegamer 🇺🇸 767 42 41ms 13 Dec 2024 404th anter69 🇭🇺 767 42 195ms 4 Feb 2026 404th madex 🇩🇪 767 42 40ms 26 Mar 2026 404th GolfingSuccess 🇬🇷 767 42 189ms 1 Apr 2026 408th error256 767 67 119ms 30 Jan 2026 409th albanian-laundromat 🇺🇸 767 192 201ms 27 Mar 2026 410th CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 411th CaedenHarper 🇨🇦 764 96 465ms 24 Mar 2026 412th emgordon154 764 113 96ms 1 Apr 2026 413th albanian-laundromat 🇺🇸 763 47 1,083ms 5 Jan 2026 414th albanian-laundromat 🇺🇸 762 265 68ms 8 Dec 2025 415th albanian-laundromat 🇺🇸 761 53 806ms 6 Dec 2025 416th MeWhenI 🇻🇦 761 286 230ms 25 Mar 2026 417th DialFrost 🇸🇬 756 97 456ms 30 Mar 2026 417th Jacob385 756 97 371ms 18 days ago 419th Steffan153 🇫🇮 753 114 54ms 1 Apr 2026 420th 4atj 752 36 228ms 21 May 2025 421st Shanethegamer 🇺🇸 752 52 1,284ms 13 Dec 2024 422nd Lv0Sys 🇵🇱 749 43 41ms 26 Mar 2026 423rd Shanethegamer 🇺🇸 747 89 106ms 13 Dec 2024 424th caleblin125 742 87 19ms 16 days ago 425th albanian-laundromat 🇺🇸 742 108 31ms 5 Jan 2026 426th Shanethegamer 🇺🇸 741 99 509ms 24 Sep 2025 427th GolfingSuccess 🇬🇷 737 112 44ms 24 Jan 2026 428th albanian-laundromat 🇺🇸 736 97 46ms 6 Dec 2025 429th Shanethegamer 🇺🇸 735 81 339ms 3 Jun 2025 430th aksyristos 733 59 16ms 30 Mar 2026 430th acollett89 733 59 14ms 30 Mar 2026 432nd Shanethegamer 🇺🇸 733 92 462ms 20 May 2025 433rd h3ra993huskp 🇯🇵 733 100 436ms 29 Mar 2026 433rd kmathis22 733 100 552ms 30 Mar 2026 435th Natanaelel 🇸🇪 732 37 10ms 11 May 2025 436th dokutan 726 101 405ms 20 days ago 437th MeWhenI 🇻🇦 725 87 4ms 1 Apr 2026 438th plcc0 722 18 9ms 29 Mar 2026 439th MeWhenI 🇻🇦 721 81 463ms 31 Mar 2026 440th madex 🇩🇪 719 75 465ms 27 Mar 2026 441st edsrzf 🇳🇿 718 94 459ms 20 May 2025 442nd madex 🇩🇪 717 50 1,078ms 27 Mar 2026 443rd Matter1024 🇮🇳 717 83 163ms 25 days ago 444th Andriamanitra 🇫🇮 716 45 42ms 24 Mar 2026 445th albanian-laundromat 🇺🇸 709 61 13ms 4 Mar 2026 445th gigaprofisi 🇺🇸 709 61 26ms 7 days ago 447th AlephSquirrel 709 76 427ms 3 Dec 2025 448th Shanethegamer 🇺🇸 708 80 5ms 3 Jun 2025 449th elgan65536 🇺🇸 708 117 163ms 29 Mar 2026 450th madex 🇩🇪 707 84 441ms 28 Mar 2026 451st madex 🇩🇪 707 94 109ms 28 Mar 2026 452nd emgordon154 706 231 1,276ms 28 Mar 2026 453rd Shanethegamer 🇺🇸 705 139 328ms 13 Dec 2024 454th Matter1024 🇮🇳 700 46 41ms 24 Mar 2026 455th aadenboy 🇺🇸 699 81 5ms 30 Mar 2026 456th Andrey-Plotnikov 698 62 29ms 12 Jan 2025 456th XenThe 🇬🇧 698 62 12ms 15 Jul 2025 456th JOrE20 698 62 27ms 27 Feb 2026 456th Protothor 698 62 13ms 27 Mar 2026 456th madeforlosers 698 62 39ms 1 Apr 2026 456th dokutan 698 62 35ms 20 days ago 456th scpchicken 🇵🇼 698 62 14ms 7 days ago 463rd CLOStrophobic 🇮🇹 695 104 23ms 18 Jan 2025 464th madex 🇩🇪 694 39 9ms 28 Mar 2026 465th albanian-laundromat 🇺🇸 690 95 114ms 6 Jan 2026 466th zakariamouhid 687 63 12ms 16 days ago 467th dokutan 687 74 167ms 20 days ago 468th dokutan 686 57 1,232ms 20 days ago 469th scpchicken 🇵🇼 686 92 4ms 8 days ago 470th KatieLG 🇬🇧 685 47 46ms 1 Apr 2026 471st albanian-laundromat 🇺🇸 685 75 115ms 5 Jan 2026 472nd albanian-laundromat 🇺🇸 684 19 4ms 13 Feb 2026 473rd DialFrost 🇸🇬 679 48 54ms 16 Dec 2025 473rd retrohun 679 48 2,663ms 24 days ago 475th Arkadios200 678 98 116ms 21 days ago 476th Shanethegamer 🇺🇸 676 76 120ms 13 Dec 2024 477th AlephSquirrel 675 107 23ms 14 May 2025 478th Jonson26 673 109 386ms 20 days ago 479th CaedenHarper 🇨🇦 672 87 463ms 24 Mar 2026 480th madex 🇩🇪 668 101 141ms 28 Mar 2026 480th Matter1024 🇮🇳 668 101 449ms 7 hours ago 482nd Shanethegamer 🇺🇸 668 124 151ms 3 Jun 2025 483rd KatieLG 🇬🇧 665 65 12ms 1 Apr 2026 483rd solisolu 665 65 14ms 4 days ago 485th madex 🇩🇪 661 79 29ms 28 Mar 2026 486th madex 🇩🇪 658 121 8ms 28 Mar 2026 487th KatieLG 🇬🇧 657 82 424ms 1 Apr 2026 488th albanian-laundromat 🇺🇸 653 80 28ms 25 Mar 2026 489th Mikey-Beep 🇬🇧 652 99 25ms 22 days ago 490th Shanethegamer 🇺🇸 648 75 67ms 7 May 2025 491st JOrE20 646 100 46ms 15 Dec 2025 491st tails618 646 100 22ms 17 days ago 493rd Yax42 🇫🇷 636 68 14ms 24 Mar 2026 494th madex 🇩🇪 628 87 12ms 27 Mar 2026 495th Shanethegamer 🇺🇸 627 68 254ms 13 Dec 2024 496th GolfingSuccess 🇬🇷 626 137 91ms 26 Mar 2026 497th HumanoidCPU 623 133 169ms 25 Mar 2026 498th Shanethegamer 🇺🇸 622 94 427ms 13 Dec 2024 499th Shanethegamer 🇺🇸 619 96 437ms 3 Jun 2025 500th IISResetMe 618 58 294ms 27 Mar 2026 First Prev 401–500 of 575 Next Last