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Gray Code Decoder in all languages in chars. 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 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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 Chars Time Submitted 318th CaedenHarper 🇨🇦 0 87 439ms 5 days ago 318th madex 🇩🇪 0 87 13ms 3 days ago 323rd muser-logiccpu 🇺🇦 0 88 72ms 2 Sep 2025 323rd albanian-laundromat 0 88 1,372ms 5 Jan 2026 325th Shanethegamer 🇺🇸 0 89 107ms 13 Dec 2024 325th GolfingSuccess 🇬🇷 0 89 64ms 12 Jan 2026 327th sean-niemann 🇺🇸 0 90 7ms 10 May 2025 328th ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 328th error256 0 91 62ms 12 Jan 2026 328th error256 0 91 293ms 14 Jan 2026 328th GolfingSuccess 🇬🇷 0 91 272ms 14 Jan 2026 328th Natanaelel 🇸🇪 0 91 333ms 5 days ago 328th Steffan153 🇫🇮 0 91 57ms 3 days ago 334th Shanethegamer 🇺🇸 0 92 462ms 20 May 2025 334th Yax42 🇫🇷 0 92 68ms 5 days ago 334th edsrzf 🇳🇿 0 92 18ms 4 days ago 337th Yax42 🇫🇷 0 93 392ms 5 days ago 338th Shanethegamer 🇺🇸 0 94 383ms 13 Dec 2024 338th edsrzf 🇳🇿 0 94 459ms 20 May 2025 338th MeWhenI 🇻🇦 0 94 396ms 4 days ago 338th edsrzf 🇳🇿 0 94 6ms 4 days ago 338th albanian-laundromat 0 94 6ms 4 days ago 338th madex 🇩🇪 0 94 99ms 41 hours ago 338th sean-niemann 🇺🇸 0 94 6ms 119 mins ago 345th albanian-laundromat 0 95 114ms 6 Jan 2026 346th Shanethegamer 🇺🇸 0 96 427ms 3 Jun 2025 346th CaedenHarper 🇨🇦 0 96 416ms 5 days ago 346th edsrzf 🇳🇿 0 96 32ms 5 days ago 346th kumavale 0 96 160ms 4 days ago 346th Steffan153 🇫🇮 0 96 30ms 7 hours ago 351st albanian-laundromat 0 97 44ms 6 Dec 2025 351st tomh1012 0 97 396ms 6 days ago 353rd error256 0 98 155ms 16 Jan 2026 353rd albanian-laundromat 0 98 135ms 23 Feb 2026 353rd edsrzf 🇳🇿 0 98 157ms 4 days ago 356th Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 356th madex 🇩🇪 0 99 19ms 41 hours ago 358th edsrzf 🇳🇿 0 100 145ms 9 May 2025 358th JOrE20 0 100 42ms 15 Dec 2025 358th madex 🇩🇪 0 100 113ms 41 hours ago 358th h3ra993huskp 🇯🇵 0 100 392ms 32 hours ago 362nd rucin93 🇵🇱 0 101 373ms 25 days ago 362nd madex 🇩🇪 0 101 141ms 42 hours ago 364th fantaize 0 102 150ms 19 days ago 364th emgordon154 0 102 4ms 5 days ago 364th madex 🇩🇪 0 102 156ms 3 days ago 367th Jacob385 0 103 386ms 42 hours ago 368th CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 368th kasarino 0 104 4ms 4 days ago 370th kg583 🇺🇸 0 106 38ms 9 May 2025 371st Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 371st AlephSquirrel 0 107 20ms 14 May 2025 373rd CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 373rd edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 373rd albanian-laundromat 0 108 31ms 5 Jan 2026 373rd albanian-laundromat 0 108 83ms 20 days ago 377th kg583 🇺🇸 0 109 43ms 27 days ago 377th GolfingSuccess 🇬🇷 0 109 46ms 26 days ago 377th edsrzf 🇳🇿 0 109 43ms 5 days ago 377th edsrzf 🇳🇿 0 109 35ms 4 days ago 381st retrohun 0 111 41ms 5 days ago 382nd GolfingSuccess 🇬🇷 0 112 44ms 24 Jan 2026 383rd Shanethegamer 🇺🇸 0 114 1,281ms 9 May 2025 383rd error256 0 114 513ms 29 Jan 2026 383rd edsrzf 🇳🇿 0 114 489ms 4 days ago 386th emgordon154 0 115 80ms 3 days ago 387th GolfingSuccess 🇬🇷 0 117 283ms 12 Jan 2026 387th albanian-laundromat 0 117 43ms 19 days ago 387th elgan65536 🇺🇸 0 117 156ms 13 hours ago 390th MeWhenI 🇻🇦 0 118 281ms 2 days ago 391st madex 🇩🇪 0 119 1,373ms 41 hours ago 392nd CaedenHarper 🇨🇦 0 120 274ms 5 days ago 392nd emgordon154 0 120 65ms 5 days ago 392nd HumanoidCPU 0 120 401ms 2 hours ago 395th Shanethegamer 🇺🇸 0 121 148ms 13 Dec 2024 395th madex 🇩🇪 0 121 8ms 41 hours ago 397th albanian-laundromat 0 122 264ms 5 Jan 2026 398th stefangimmillaro 0 124 298ms 10 May 2025 398th Shanethegamer 🇺🇸 0 124 147ms 3 Jun 2025 398th madex 🇩🇪 0 124 272ms 41 hours ago First Prev 321–400 of 419 Next Last