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 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 ArkScript 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 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 ArkScript 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 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 Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 80th ovs-code 🇩🇪 0 59 502ms 23 Feb 2025 80th GolfingSuccess 🇬🇷 0 59 170ms 12 Jan 2026 80th error256 0 59 68ms 13 Jan 2026 84th khvdm 0 60 156ms 13 Jan 2025 84th emgordon154 0 60 281ms 9 May 2025 84th emgordon154 0 60 379ms 9 May 2025 84th albanian-laundromat 0 60 369ms 6 days ago 88th DialFrost 🇸🇬 0 61 32ms 24 Feb 2025 88th voytxt 🇨🇿 0 61 30ms 1 Jan 2026 90th Andrey-Plotnikov 0 62 34ms 12 Jan 2025 90th XenThe 🇬🇧 0 62 11ms 15 Jul 2025 90th sean-niemann 🇺🇸 0 62 401ms 15 Jan 2026 90th pardouin 🇫🇷 0 62 192ms 14 days ago 90th Steffan153 🇫🇮 0 62 200ms 8 days ago 90th JOrE20 0 62 26ms 33 hours ago 96th kg583 🇺🇸 0 63 904ms 1 Dec 2024 96th hallvabo 🇳🇴 0 63 150ms 30 Dec 2024 96th Shanethegamer 🇺🇸 0 63 174ms 7 May 2025 96th sean-niemann 🇺🇸 0 63 7ms 9 May 2025 96th rucin93 🇵🇱 0 63 7ms 10 May 2025 96th edsrzf 🇳🇿 0 63 6ms 10 May 2025 96th targrik 0 63 7ms 8 Oct 2025 96th albanian-laundromat 0 63 12ms 7 Dec 2025 96th GolfingSuccess 🇬🇷 0 63 7ms 12 Jan 2026 105th CornerMercury 🇬🇧 0 64 19ms 3 Dec 2024 105th ndren 0 64 18ms 3 Dec 2024 105th lifthrasiir 🇰🇷 0 64 182ms 11 Dec 2024 105th emgordon154 0 64 19ms 9 May 2025 105th error256 0 64 4,378ms 15 Jan 2026 105th anter69 🇭🇺 0 64 19ms 24 days ago 105th albanian-laundromat 0 64 18ms 6 days ago 105th albanian-laundromat 0 64 477ms 5 days ago 113th Shanethegamer 🇺🇸 0 65 257ms 13 Dec 2024 113th GolfingSuccess 🇬🇷 0 65 92ms 12 Jan 2026 113th dokutan 0 65 359ms 14 days ago 116th dokutan 0 66 19ms 18 Aug 2025 116th Yax42 🇫🇷 0 66 398ms 6 Jan 2026 116th AdrienHache 🇫🇷 0 66 423ms 6 Jan 2026 116th GolfingSuccess 🇬🇷 0 66 10ms 12 Jan 2026 120th Shanethegamer 🇺🇸 0 67 92ms 7 May 2025 120th Shanethegamer 🇺🇸 0 67 436ms 7 May 2025 120th namelessiw 0 67 441ms 2 Nov 2025 120th error256 0 67 146ms 30 Jan 2026 124th 4atj 0 69 1,159ms 21 May 2025 124th GolfingSuccess 🇬🇷 0 69 394ms 14 Jan 2026 126th btnlq 0 70 193ms 4 Dec 2024 126th kg583 🇺🇸 0 70 120ms 3 Oct 2025 126th error256 0 70 133ms 15 Jan 2026 129th GolfingSuccess 🇬🇷 0 71 4ms 12 Jan 2026 129th GolfingSuccess 🇬🇷 0 71 28ms 12 Jan 2026 129th GolfingSuccess 🇬🇷 0 71 18ms 14 Jan 2026 132nd edsrzf 🇳🇿 0 72 546ms 9 May 2025 132nd kg583 🇺🇸 0 72 18ms 2 Oct 2025 132nd error256 0 72 19ms 12 Jan 2026 135th IISResetMe 0 73 256ms 10 Jan 2026 136th rhdqor213 0 74 3ms 11 May 2025 136th saito-ta 🇯🇵 0 74 3ms 11 May 2025 136th error256 0 74 3ms 12 Jan 2026 136th dokutan 0 74 65ms 20 days ago 140th ovs-code 🇩🇪 0 75 19ms 23 Feb 2025 140th Shanethegamer 🇺🇸 0 75 71ms 7 May 2025 140th edsrzf 🇳🇿 0 75 669ms 9 May 2025 140th Natanaelel 🇸🇪 0 75 20ms 11 May 2025 140th Seek64 🇩🇪 0 75 125ms 3 Jun 2025 140th commandz0 🇺🇸 0 75 1,210ms 27 Aug 2025 140th albanian-laundromat 0 75 125ms 5 Jan 2026 140th albanian-laundromat 0 75 370ms 6 Jan 2026 140th GolfingSuccess 🇬🇷 0 75 18ms 11 Jan 2026 149th Shanethegamer 🇺🇸 0 76 129ms 13 Dec 2024 149th edsrzf 🇳🇿 0 76 111ms 10 May 2025 149th ovs-code 🇩🇪 0 76 3ms 10 May 2025 149th AlephSquirrel 0 76 43ms 3 Dec 2025 149th AlephSquirrel 0 76 445ms 3 Dec 2025 154th Shanethegamer 🇺🇸 0 77 19ms 13 Dec 2024 154th DialFrost 🇸🇬 0 77 19ms 8 May 2025 154th edsrzf 🇳🇿 0 77 1,938ms 9 May 2025 154th Natanaelel 🇸🇪 0 77 3ms 11 May 2025 154th lukegustafson 🇺🇸 0 77 18ms 16 Jun 2025 154th addmai 0 77 20ms 24 Jul 2025 154th hiichbindermax 0 77 19ms 17 Aug 2025 First Prev 81–160 of 252 Next Last