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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 238th solisolu 0 78 20ms 10 Nov 2025 242nd BREMAUCY 🇫🇷 0 79 18ms 2 days ago 242nd Andrey2001 0 79 18ms 45 hours ago 242nd edsrzf 🇳🇿 0 79 30ms 27 hours ago 242nd madex 🇩🇪 0 79 416ms 14 hours ago 246th Shanethegamer 🇺🇸 0 80 5ms 3 Jun 2025 246th error256 0 80 466ms 16 Jan 2026 246th stefangimmillaro 0 80 19ms 32 hours ago 246th albanian-laundromat 0 80 29ms 31 hours ago 250th Shanethegamer 🇺🇸 0 81 348ms 3 Jun 2025 251st bricknellj 0 82 17ms 30 Jan 2025 251st scpchicken 🇵🇼 0 82 402ms 2 days ago 251st KatieLG 🇬🇧 0 82 18ms 2 days ago 251st madex 🇩🇪 0 82 4ms 2 days ago 251st MeWhenI 🇻🇦 0 82 114ms 13 hours ago 251st solisolu 0 82 4ms 27 mins ago 257th GolfingSuccess 🇬🇷 0 83 114ms 12 Jan 2026 257th GolfingSuccess 🇬🇷 0 83 386ms 12 Jan 2026 257th error256 0 83 430ms 12 Jan 2026 257th albanian-laundromat 0 83 9ms 26 Jan 2026 257th edsrzf 🇳🇿 0 83 473ms 30 hours ago 257th edsrzf 🇳🇿 0 83 1,251ms 29 hours ago 257th edsrzf 🇳🇿 0 83 106ms 2 hours ago 257th Lv0Sys 🇵🇱 0 83 421ms 22 mins ago 265th Shanethegamer 🇺🇸 0 85 6ms 13 Dec 2024 265th edsrzf 🇳🇿 0 85 1,065ms 25 May 2025 265th albanian-laundromat 0 85 92ms 6 Dec 2025 265th GolfingSuccess 🇬🇷 0 85 25ms 14 Jan 2026 265th edsrzf 🇳🇿 0 85 28ms 28 hours ago 270th kg583 🇺🇸 0 86 23ms 2 Oct 2025 270th GolfingSuccess 🇬🇷 0 86 2,109ms 17 days ago 272nd sean-niemann 🇺🇸 0 87 42ms 9 May 2025 272nd error256 0 87 2,931ms 14 Jan 2026 272nd IanUtley 0 87 2,957ms 16 Jan 2026 272nd CaedenHarper 🇨🇦 0 87 439ms 37 hours ago 276th muser-logiccpu 🇺🇦 0 88 72ms 2 Sep 2025 276th albanian-laundromat 0 88 1,372ms 5 Jan 2026 278th Shanethegamer 🇺🇸 0 89 99ms 13 Dec 2024 278th GolfingSuccess 🇬🇷 0 89 64ms 12 Jan 2026 280th sean-niemann 🇺🇸 0 90 7ms 10 May 2025 281st ovs-code 🇩🇪 0 91 261ms 13 Dec 2025 281st error256 0 91 62ms 12 Jan 2026 281st error256 0 91 293ms 14 Jan 2026 281st GolfingSuccess 🇬🇷 0 91 272ms 14 Jan 2026 281st Natanaelel 🇸🇪 0 91 333ms 45 hours ago 286th Shanethegamer 🇺🇸 0 92 462ms 20 May 2025 286th Yax42 🇫🇷 0 92 68ms 42 hours ago 286th edsrzf 🇳🇿 0 92 18ms 5 hours ago 289th Yax42 🇫🇷 0 93 392ms 43 hours ago 290th Shanethegamer 🇺🇸 0 94 383ms 13 Dec 2024 290th edsrzf 🇳🇿 0 94 459ms 20 May 2025 290th MeWhenI 🇻🇦 0 94 396ms 16 hours ago 290th edsrzf 🇳🇿 0 94 6ms 10 hours ago 290th albanian-laundromat 0 94 6ms 10 hours ago 295th albanian-laundromat 0 95 114ms 6 Jan 2026 296th Shanethegamer 🇺🇸 0 96 427ms 3 Jun 2025 296th CaedenHarper 🇨🇦 0 96 416ms 38 hours ago 296th edsrzf 🇳🇿 0 96 32ms 38 hours ago 296th kumavale 0 96 155ms 8 hours ago 300th albanian-laundromat 0 97 44ms 6 Dec 2025 300th tomh1012 0 97 396ms 2 days ago 302nd error256 0 98 156ms 16 Jan 2026 302nd albanian-laundromat 0 98 135ms 23 Feb 2026 302nd edsrzf 🇳🇿 0 98 163ms 10 hours ago 305th Shanethegamer 🇺🇸 0 99 352ms 24 Sep 2025 306th edsrzf 🇳🇿 0 100 145ms 9 May 2025 306th emgordon154 0 100 7ms 9 May 2025 306th JOrE20 0 100 42ms 15 Dec 2025 309th rucin93 🇵🇱 0 101 373ms 21 days ago 310th fantaize 0 102 148ms 15 days ago 310th emgordon154 0 102 4ms 33 hours ago 312th CLOStrophobic 🇮🇹 0 104 21ms 18 Jan 2025 312th kasarino 0 104 4ms 18 hours ago 314th kg583 🇺🇸 0 106 38ms 9 May 2025 315th Shanethegamer 🇺🇸 0 107 8ms 9 May 2025 315th AlephSquirrel 0 107 20ms 14 May 2025 317th CLOStrophobic 🇮🇹 0 108 47ms 17 Feb 2025 317th edsrzf 🇳🇿 0 108 1,839ms 21 May 2025 317th albanian-laundromat 0 108 31ms 5 Jan 2026 317th albanian-laundromat 0 108 83ms 16 days ago First Prev 241–320 of 353 Next Last