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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 158th error256 0 64 4,375ms 15 Jan 2026 158th anter69 🇭🇺 0 64 19ms 4 Feb 2026 158th albanian-laundromat 0 64 18ms 22 Feb 2026 158th albanian-laundromat 0 64 547ms 23 Feb 2026 158th HumanoidCPU 0 64 256ms 2 days ago 166th Shanethegamer 🇺🇸 0 65 257ms 13 Dec 2024 166th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 166th dokutan 0 65 359ms 14 Feb 2026 169th dokutan 0 66 19ms 18 Aug 2025 169th Yax42 🇫🇷 0 66 470ms 6 Jan 2026 169th AdrienHache 🇫🇷 0 66 430ms 6 Jan 2026 169th GolfingSuccess 🇬🇷 0 66 10ms 12 Jan 2026 169th edsrzf 🇳🇿 0 66 11ms 2 days ago 169th Steffan153 🇫🇮 0 66 10ms 29 hours ago 175th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 175th Shanethegamer 🇺🇸 0 67 436ms 7 May 2025 175th namelessiw 0 67 407ms 2 Nov 2025 175th error256 0 67 111ms 30 Jan 2026 175th CaedenHarper 🇨🇦 0 67 553ms 5 days ago 175th fuzzylojik-golf 🇺🇸 0 67 490ms 3 days ago 175th madex 🇩🇪 0 67 9ms 3 hours ago 182nd Yax42 🇫🇷 0 68 16ms 2 days ago 183rd 4atj 0 69 1,159ms 21 May 2025 183rd GolfingSuccess 🇬🇷 0 69 447ms 14 Jan 2026 183rd error256 0 69 410ms 4 days ago 183rd edsrzf 🇳🇿 0 69 394ms 2 days ago 187th btnlq 0 70 193ms 4 Dec 2024 187th error256 0 70 133ms 15 Jan 2026 187th error256 0 70 18ms 13 days ago 187th DialFrost 🇸🇬 0 70 116ms 19 hours ago 191st GolfingSuccess 🇬🇷 0 71 4ms 12 Jan 2026 191st GolfingSuccess 🇬🇷 0 71 24ms 12 Jan 2026 191st GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 191st ovs-code 🇩🇪 0 71 134ms 2 days ago 191st edsrzf 🇳🇿 0 71 18ms 2 days ago 191st kg583 🇺🇸 0 71 18ms 2 days ago 191st rhdqor213 0 71 4ms 2 days ago 191st ovs-code 🇩🇪 0 71 129ms 18 hours ago 199th rucin93 🇵🇱 0 72 9ms 20 days ago 199th aksyristos 0 72 247ms 15 days ago 199th blaztoma 🇱🇹 0 72 123ms 2 days ago 199th Emutis 🇱🇹 0 72 121ms 2 days ago 199th KasperKivimaeki 🇫🇮 0 72 4ms 2 days ago 199th edsrzf 🇳🇿 0 72 9ms 2 days ago 199th zacjl 0 72 131ms 31 hours ago 199th Steffan153 🇫🇮 0 72 3ms 20 hours ago 207th saito-ta 🇯🇵 0 74 3ms 11 May 2025 207th error256 0 74 3ms 12 Jan 2026 207th dokutan 0 74 65ms 8 Feb 2026 207th lukegustafson 🇺🇸 0 74 189ms 18 days ago 207th albanian-laundromat 0 74 9ms 10 days ago 212th Shanethegamer 🇺🇸 0 75 71ms 7 May 2025 212th Natanaelel 🇸🇪 0 75 19ms 11 May 2025 212th commandz0 🇺🇸 0 75 1,210ms 27 Aug 2025 212th albanian-laundromat 0 75 108ms 5 Jan 2026 212th albanian-laundromat 0 75 455ms 6 Jan 2026 212th GolfingSuccess 🇬🇷 0 75 19ms 11 Jan 2026 212th albanian-laundromat 0 75 238ms 24 days ago 212th madex 🇩🇪 0 75 34ms 8 days ago 212th CaedenHarper 🇨🇦 0 75 149ms 5 days ago 212th Yax42 🇫🇷 0 75 4ms 2 days ago 212th edsrzf 🇳🇿 0 75 17ms 2 days ago 212th zgialor-lab 0 75 25ms 42 hours ago 212th madex 🇩🇪 0 75 439ms 3 hours ago 225th Shanethegamer 🇺🇸 0 76 129ms 13 Dec 2024 225th ovs-code 🇩🇪 0 76 3ms 10 May 2025 225th AlephSquirrel 0 76 43ms 3 Dec 2025 225th AlephSquirrel 0 76 445ms 3 Dec 2025 225th albanian-laundromat 0 76 18ms 24 days ago 225th albanian-laundromat 0 76 188ms 18 days ago 225th MeWhenI 🇻🇦 0 76 586ms 11 days ago 225th MeWhenI 🇻🇦 0 76 184ms 36 hours ago 225th duckyluuk 🇳🇱 0 76 128ms 19 hours ago 234th Shanethegamer 🇺🇸 0 77 19ms 13 Dec 2024 234th DialFrost 🇸🇬 0 77 18ms 8 May 2025 234th Natanaelel 🇸🇪 0 77 3ms 11 May 2025 234th addmai 0 77 20ms 24 Jul 2025 234th hiichbindermax 0 77 19ms 17 Aug 2025 234th 5cw 🇺🇸 0 77 18ms 22 Aug 2025 234th davecame 0 77 135ms 25 Sep 2025 First Prev 161–240 of 376 Next Last