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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 320th albanian-laundromat 0 88 1,372ms 5 Jan 2026 322nd Shanethegamer 🇺🇸 0 89 107ms 13 Dec 2024 322nd GolfingSuccess 🇬🇷 0 89 64ms 12 Jan 2026 324th sean-niemann 🇺🇸 0 90 7ms 10 May 2025 325th ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 325th error256 0 91 62ms 12 Jan 2026 325th error256 0 91 293ms 14 Jan 2026 325th GolfingSuccess 🇬🇷 0 91 272ms 14 Jan 2026 325th Natanaelel 🇸🇪 0 91 333ms 5 days ago 325th Steffan153 🇫🇮 0 91 57ms 3 days ago 331st Shanethegamer 🇺🇸 0 92 462ms 20 May 2025 331st Yax42 🇫🇷 0 92 68ms 5 days ago 331st edsrzf 🇳🇿 0 92 18ms 4 days ago 334th Yax42 🇫🇷 0 93 392ms 5 days ago 335th Shanethegamer 🇺🇸 0 94 383ms 13 Dec 2024 335th edsrzf 🇳🇿 0 94 459ms 20 May 2025 335th MeWhenI 🇻🇦 0 94 396ms 4 days ago 335th edsrzf 🇳🇿 0 94 6ms 4 days ago 335th albanian-laundromat 0 94 6ms 4 days ago 335th madex 🇩🇪 0 94 99ms 37 hours ago 341st albanian-laundromat 0 95 114ms 6 Jan 2026 342nd Shanethegamer 🇺🇸 0 96 427ms 3 Jun 2025 342nd CaedenHarper 🇨🇦 0 96 416ms 5 days ago 342nd edsrzf 🇳🇿 0 96 32ms 5 days ago 342nd kumavale 0 96 160ms 4 days ago 342nd Steffan153 🇫🇮 0 96 30ms 4 hours ago 347th albanian-laundromat 0 97 44ms 6 Dec 2025 347th tomh1012 0 97 396ms 5 days ago 349th error256 0 98 155ms 16 Jan 2026 349th albanian-laundromat 0 98 135ms 23 Feb 2026 349th edsrzf 🇳🇿 0 98 157ms 4 days ago 352nd Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 352nd madex 🇩🇪 0 99 19ms 37 hours ago 354th edsrzf 🇳🇿 0 100 145ms 9 May 2025 354th JOrE20 0 100 42ms 15 Dec 2025 354th madex 🇩🇪 0 100 113ms 37 hours ago 354th h3ra993huskp 🇯🇵 0 100 392ms 28 hours ago 358th rucin93 🇵🇱 0 101 373ms 24 days ago 358th madex 🇩🇪 0 101 141ms 38 hours ago 360th fantaize 0 102 150ms 19 days ago 360th emgordon154 0 102 4ms 5 days ago 360th madex 🇩🇪 0 102 156ms 3 days ago 363rd Jacob385 0 103 386ms 38 hours ago 364th CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 364th kasarino 0 104 4ms 4 days ago 366th kg583 🇺🇸 0 106 38ms 9 May 2025 367th Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 367th AlephSquirrel 0 107 20ms 14 May 2025 369th CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 369th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 369th albanian-laundromat 0 108 31ms 5 Jan 2026 369th albanian-laundromat 0 108 83ms 20 days ago 373rd kg583 🇺🇸 0 109 43ms 27 days ago 373rd GolfingSuccess 🇬🇷 0 109 46ms 26 days ago 373rd edsrzf 🇳🇿 0 109 43ms 5 days ago 373rd edsrzf 🇳🇿 0 109 35ms 4 days ago 377th retrohun 0 111 41ms 5 days ago 378th GolfingSuccess 🇬🇷 0 112 44ms 24 Jan 2026 379th Shanethegamer 🇺🇸 0 114 1,281ms 9 May 2025 379th error256 0 114 513ms 29 Jan 2026 379th edsrzf 🇳🇿 0 114 489ms 4 days ago 382nd emgordon154 0 115 80ms 3 days ago 383rd GolfingSuccess 🇬🇷 0 117 283ms 12 Jan 2026 383rd albanian-laundromat 0 117 43ms 19 days ago 383rd elgan65536 🇺🇸 0 117 156ms 10 hours ago 386th MeWhenI 🇻🇦 0 118 281ms 2 days ago 387th madex 🇩🇪 0 119 1,373ms 37 hours ago 388th CaedenHarper 🇨🇦 0 120 274ms 5 days ago 388th emgordon154 0 120 65ms 5 days ago 390th Shanethegamer 🇺🇸 0 121 148ms 13 Dec 2024 390th madex 🇩🇪 0 121 8ms 37 hours ago 392nd albanian-laundromat 0 122 264ms 5 Jan 2026 393rd stefangimmillaro 0 124 298ms 10 May 2025 393rd Shanethegamer 🇺🇸 0 124 147ms 3 Jun 2025 393rd madex 🇩🇪 0 124 272ms 37 hours ago 396th AstroOrbis 0 126 23ms 12 Aug 2025 396th btjones0 0 126 168ms 5 days ago 398th madex 🇩🇪 0 129 366ms 3 days ago 399th JDiLenarda 🇫🇷 0 131 1,330ms 4 days ago 400th HumanoidCPU 0 133 165ms 5 days ago First Prev 321–400 of 414 Next Last