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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 79th GolfingSuccess 🇬🇷 0 57 213ms 15 days ago 79th rucin93 🇵🇱 0 57 211ms 15 days ago 79th emgordon154 0 57 1,304ms 7 mins ago 84th sean-niemann 🇺🇸 0 58 163ms 15 Jan 2026 85th lifthrasiir 🇰🇷 0 59 572ms 11 Dec 2024 85th ovs-code 🇩🇪 0 59 502ms 23 Feb 2025 85th error256 0 59 68ms 13 Jan 2026 85th madex 🇩🇪 0 59 2,743ms 3 days ago 89th khvdm 0 60 156ms 13 Jan 2025 89th emgordon154 0 60 379ms 9 May 2025 89th albanian-laundromat 0 60 369ms 22 Feb 2026 89th sean-niemann 🇺🇸 0 60 458ms 2 days ago 93rd DialFrost 🇸🇬 0 61 25ms 24 Feb 2025 93rd voytxt 🇨🇿 0 61 62ms 1 Jan 2026 93rd albanian-laundromat 0 61 26ms 20 days ago 93rd aksyristos 0 61 11ms 5 days ago 97th Andrey-Plotnikov 0 62 36ms 12 Jan 2025 97th XenThe 🇬🇧 0 62 11ms 15 Jul 2025 97th pardouin 🇫🇷 0 62 192ms 14 Feb 2026 97th Steffan153 🇫🇮 0 62 200ms 21 Feb 2026 97th JOrE20 0 62 28ms 24 days ago 102nd kg583 🇺🇸 0 63 904ms 1 Dec 2024 102nd hallvabo 🇳🇴 0 63 150ms 30 Dec 2024 102nd Shanethegamer 🇺🇸 0 63 198ms 7 May 2025 102nd sean-niemann 🇺🇸 0 63 7ms 9 May 2025 102nd rucin93 🇵🇱 0 63 7ms 10 May 2025 102nd edsrzf 🇳🇿 0 63 6ms 10 May 2025 102nd targrik 0 63 7ms 8 Oct 2025 102nd GolfingSuccess 🇬🇷 0 63 7ms 12 Jan 2026 102nd fuzzylojik-golf 🇺🇸 0 63 142ms 11 hours ago 111th CornerMercury 🇬🇧 0 64 19ms 3 Dec 2024 111th ndren 0 64 18ms 3 Dec 2024 111th lifthrasiir 🇰🇷 0 64 182ms 11 Dec 2024 111th emgordon154 0 64 19ms 9 May 2025 111th error256 0 64 4,375ms 15 Jan 2026 111th anter69 🇭🇺 0 64 19ms 4 Feb 2026 111th albanian-laundromat 0 64 18ms 22 Feb 2026 111th albanian-laundromat 0 64 547ms 23 Feb 2026 119th Shanethegamer 🇺🇸 0 65 257ms 13 Dec 2024 119th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 119th dokutan 0 65 359ms 14 Feb 2026 122nd dokutan 0 66 19ms 18 Aug 2025 122nd Yax42 🇫🇷 0 66 470ms 6 Jan 2026 122nd AdrienHache 🇫🇷 0 66 430ms 6 Jan 2026 122nd GolfingSuccess 🇬🇷 0 66 10ms 12 Jan 2026 126th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 126th Shanethegamer 🇺🇸 0 67 436ms 7 May 2025 126th namelessiw 0 67 407ms 2 Nov 2025 126th error256 0 67 111ms 30 Jan 2026 126th CaedenHarper 🇨🇦 0 67 770ms 2 days ago 126th fuzzylojik-golf 🇺🇸 0 67 490ms 11 hours ago 132nd 4atj 0 69 1,159ms 21 May 2025 132nd GolfingSuccess 🇬🇷 0 69 447ms 14 Jan 2026 132nd error256 0 69 410ms 38 hours ago 135th btnlq 0 70 193ms 4 Dec 2024 135th kg583 🇺🇸 0 70 128ms 3 Oct 2025 135th error256 0 70 133ms 15 Jan 2026 135th error256 0 70 18ms 10 days ago 139th GolfingSuccess 🇬🇷 0 71 4ms 12 Jan 2026 139th GolfingSuccess 🇬🇷 0 71 25ms 12 Jan 2026 139th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 142nd edsrzf 🇳🇿 0 72 546ms 9 May 2025 142nd kg583 🇺🇸 0 72 18ms 2 Oct 2025 142nd rucin93 🇵🇱 0 72 9ms 17 days ago 142nd aksyristos 0 72 247ms 12 days ago 146th IISResetMe 0 73 429ms 10 Jan 2026 146th Seek64 🇩🇪 0 73 111ms 114 mins ago 148th rhdqor213 0 74 3ms 11 May 2025 148th saito-ta 🇯🇵 0 74 3ms 11 May 2025 148th error256 0 74 3ms 12 Jan 2026 148th dokutan 0 74 65ms 8 Feb 2026 148th lukegustafson 🇺🇸 0 74 190ms 15 days ago 148th albanian-laundromat 0 74 9ms 7 days ago 154th ovs-code 🇩🇪 0 75 19ms 23 Feb 2025 154th Shanethegamer 🇺🇸 0 75 71ms 7 May 2025 154th edsrzf 🇳🇿 0 75 669ms 9 May 2025 154th Natanaelel 🇸🇪 0 75 19ms 11 May 2025 154th commandz0 🇺🇸 0 75 1,210ms 27 Aug 2025 154th albanian-laundromat 0 75 108ms 5 Jan 2026 154th albanian-laundromat 0 75 455ms 6 Jan 2026 First Prev 81–160 of 279 Next Last