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 Gray Code Decoder Gray Code Encoder 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 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 Gray Code Decoder Gray Code Encoder 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 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 241st emgordon154 805 83 416ms 3 days ago 242nd MeWhenI 🇻🇦 804 50 7ms 9 days ago 243rd DialFrost 🇸🇬 804 78 3ms 10 May 2025 243rd madex 🇩🇪 804 78 3ms 8 days ago 245th error256 803 50 4,709ms 15 Jan 2026 246th sean-niemann 🇺🇸 801 40 39ms 4 days ago 246th MeWhenI 🇻🇦 801 40 41ms 4 days ago 248th sean-niemann 🇺🇸 801 58 163ms 15 Jan 2026 249th btnlq 800 70 193ms 4 Dec 2024 249th error256 800 70 133ms 15 Jan 2026 251st albanian-laundromat 800 122 264ms 5 Jan 2026 252nd plcc0 799 63 361ms 9 days ago 252nd CornerMercury 🇬🇧 799 63 420ms 7 days ago 254th stefangimmillaro 799 116 44ms 3 days ago 255th emgordon154 798 94 60ms 26 hours ago 256th albanian-laundromat 797 88 1,372ms 5 Jan 2026 257th Shanethegamer 🇺🇸 796 54 31ms 13 Dec 2024 257th error256 796 54 26ms 2 May 2025 257th emgordon154 796 54 41ms 11 days ago 257th ComradeSquirrel 796 54 40ms 10 days ago 257th helbling 🇨🇭 796 54 40ms 9 days ago 262nd albanian-laundromat 794 74 10ms 18 days ago 263rd madex 🇩🇪 792 58 2,632ms 8 days ago 264th albanian-laundromat 792 117 43ms 24 days ago 265th GolfingSuccess 🇬🇷 790 83 114ms 12 Jan 2026 266th ovs-code 🇩🇪 789 71 134ms 10 days ago 267th albanian-laundromat 789 83 9ms 26 Jan 2026 268th albanian-laundromat 788 76 18ms 3 Mar 2026 269th albanian-laundromat 788 207 1,463ms 6 Jan 2026 270th CaedenHarper 🇨🇦 787 51 960ms 10 days ago 271st madex 🇩🇪 787 124 272ms 6 days ago 272nd Yax42 🇫🇷 783 93 392ms 10 days ago 272nd MeWhenI 🇻🇦 783 93 386ms 4 days ago 274th aksyristos 782 41 104ms 16 days ago 274th emgordon154 782 41 41ms 26 hours ago 276th DialFrost 🇸🇬 782 55 39ms 8 days ago 277th CaedenHarper 🇨🇦 781 22 96ms 8 days ago 278th edsrzf 🇳🇿 779 50 1,364ms 9 days ago 278th madex 🇩🇪 779 50 1,295ms 8 days ago 280th kg583 🇺🇸 779 106 38ms 9 May 2025 281st aksyristos 778 72 247ms 23 days ago 281st blaztoma 🇱🇹 778 72 151ms 10 days ago 281st Emutis 🇱🇹 778 72 121ms 10 days ago 281st zacjl 778 72 131ms 9 days ago 281st bizy-coder 778 72 132ms 40 hours ago 286th albanian-laundromat 778 76 188ms 26 days ago 286th MeWhenI 🇻🇦 778 76 188ms 9 days ago 288th albanian-laundromat 777 85 98ms 6 Dec 2025 289th albanian-laundromat 775 75 455ms 6 Jan 2026 290th dokutan 774 65 359ms 14 Feb 2026 291st solisolu 774 81 4ms 6 days ago 292nd canissimia 🇦🇶 772 145 14ms 7 days ago 293rd emgordon154 771 158 1,738ms 2 days ago 294th CaedenHarper 🇨🇦 768 56 12ms 10 days ago 294th MeWhenI 🇻🇦 768 56 12ms 9 days ago 294th madex 🇩🇪 768 56 13ms 8 days ago 294th edsrzf 🇳🇿 768 56 25ms 3 days ago 294th stefangimmillaro 768 56 12ms 112 mins ago 299th error256 767 67 111ms 30 Jan 2026 300th albanian-laundromat 767 77 412ms 6 Dec 2025 301st albanian-laundromat 767 192 201ms 7 days ago 302nd CLOStrophobic 🇮🇹 765 108 47ms 17 Feb 2025 303rd emgordon154 764 113 119ms 2 days ago 304th Shanethegamer 🇺🇸 763 42 41ms 13 Dec 2024 304th anter69 🇭🇺 763 42 193ms 4 Feb 2026 304th madex 🇩🇪 763 42 41ms 8 days ago 304th GolfingSuccess 🇬🇷 763 42 192ms 3 days ago 308th albanian-laundromat 763 47 1,193ms 5 Jan 2026 309th albanian-laundromat 762 265 68ms 8 Dec 2025 310th MeWhenI 🇻🇦 761 286 231ms 9 days ago 311th albanian-laundromat 758 53 975ms 6 Dec 2025 312th CaedenHarper 🇨🇦 758 96 379ms 10 days ago 313th madex 🇩🇪 757 70 485ms 6 days ago 314th lukegustafson 🇺🇸 757 74 189ms 26 days ago 315th Steffan153 🇫🇮 753 114 53ms 3 days ago 316th Shanethegamer 🇺🇸 751 67 436ms 7 May 2025 316th CaedenHarper 🇨🇦 751 67 513ms 13 days ago 316th fuzzylojik-golf 🇺🇸 751 67 490ms 11 days ago 316th MeWhenI 🇻🇦 751 67 997ms 3 days ago 320th DialFrost 🇸🇬 751 97 1,249ms 4 days ago First Prev 241–320 of 490 Next Last