Gray Code Encoder 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 291st ahmetdemirag 🇨🇾 848 62 15ms 7 days ago 291st Pyroan 848 62 17ms 6 days ago 291st edsrzf 🇳🇿 848 62 15ms 6 days ago 291st zacjl 848 62 15ms 6 days ago 291st ComradeSquirrel 848 62 14ms 6 days ago 291st duckyluuk 🇳🇱 848 62 15ms 6 days ago 291st Aquateraneal 🇺🇸 848 62 15ms 5 days ago 291st luuumine 🇫🇷 848 62 15ms 5 days ago 291st solisolu 848 62 36ms 3 days ago 291st LostSyntax21 🇬🇧 848 62 16ms 3 days ago 291st davecame 848 62 41ms 42 hours ago 291st sisyphus-ppcg 🇦🇺 848 62 16ms 12 hours ago 291st tomh1012 848 62 15ms 9 hours ago 291st denkyuu1 848 62 16ms 7 hours ago 335th GolfingSuccess 🇬🇷 848 82 502ms 8 May 2025 335th emgordon154 848 82 452ms 7 days ago 337th Yax42 🇫🇷 848 87 2,340ms 7 days ago 338th Shanethegamer 🇺🇸 847 46 8ms 30 Apr 2025 338th rucin93 🇵🇱 847 46 8ms 11 May 2025 338th emplv 🇱🇻 847 46 9ms 4 days ago 341st ovs-code 🇩🇪 847 102 311ms 13 Dec 2025 341st edsrzf 🇳🇿 847 102 336ms 6 days ago 341st Steffan153 🇫🇮 847 102 338ms 6 days ago 344th sean-niemann 🇺🇸 846 63 43ms 8 May 2025 344th albanian-laundromat 846 63 44ms 14 Jan 2026 346th rucin93 🇵🇱 846 77 130ms 8 May 2025 346th Shanethegamer 🇺🇸 846 77 146ms 12 Nov 2025 348th Shanethegamer 🇺🇸 843 87 20ms 8 May 2025 349th ovs-code 🇩🇪 842 50 448ms 23 Feb 2025 350th Shanethegamer 🇺🇸 842 89 341ms 6 May 2025 351st edsrzf 🇳🇿 840 85 42ms 8 May 2025 352nd kmathis22 840 91 424ms 43 hours ago 353rd GolfingSuccess 🇬🇷 839 103 318ms 14 Jan 2026 354th fuzzylojik-golf 🇺🇸 838 60 16ms 8 days ago 355th not-a-pokemon 838 74 14ms 7 days ago 356th Shanethegamer 🇺🇸 837 83 484ms 26 Nov 2024 357th MeWhenI 🇻🇦 836 62 86ms 6 days ago 358th edsrzf 🇳🇿 836 94 21ms 6 days ago 358th Steffan153 🇫🇮 836 94 13ms 22 hours ago 360th mishak-sys 835 63 15ms 6 days ago 361st Matter1024 🇮🇳 833 81 45ms 14 Feb 2026 361st albanian-laundromat 833 81 45ms 10 days ago 361st stefangimmillaro 833 81 44ms 6 days ago 364th kg583 🇺🇸 833 88 23ms 12 Feb 2026 365th edsrzf 🇳🇿 833 104 31ms 16 hours ago 366th GolfingSuccess 🇬🇷 832 83 33ms 7 days ago 366th MeWhenI 🇻🇦 832 83 229ms 7 days ago 368th namelessiw 831 92 504ms 10 Oct 2025 369th albanian-laundromat 830 78 89ms 10 days ago 370th kg583 🇺🇸 830 86 39ms 16 Feb 2025 370th GolfingSuccess 🇬🇷 830 86 42ms 7 May 2025 370th Steffan153 🇫🇮 830 86 188ms 13 hours ago 370th roelderickx 830 86 1,643ms 11 hours ago 374th michelebastione 🇮🇹 829 71 926ms 45 hours ago 375th albanian-laundromat 827 55 39ms 10 days ago 376th aksyristos 827 75 14ms 2 days ago 377th GolfingSuccess 🇬🇷 826 48 5ms 5 days ago 378th HumanoidCPU 826 51 394ms 7 days ago 379th fuzzylojik-golf 🇺🇸 826 68 1,320ms 7 days ago 380th albanian-laundromat 826 130 33ms 23 hours ago 380th Steffan153 🇫🇮 826 130 5ms 22 hours ago 382nd ovs-code 🇩🇪 825 84 12ms 10 May 2025 383rd Shanethegamer 🇺🇸 824 86 158ms 17 Dec 2024 383rd elgan65536 🇺🇸 824 86 164ms 1 Mar 2026 383rd CaedenHarper 🇨🇦 824 86 154ms 9 days ago 386th fuzzylojik-golf 🇺🇸 823 34 286ms 2 days ago 387th jameswmccarty 822 64 15ms 29 Mar 2025 387th zgialor-lab 822 64 16ms 7 days ago 389th Shanethegamer 🇺🇸 821 87 42ms 15 Apr 2025 390th Steffan153 🇫🇮 821 110 28ms 5 days ago 390th edsrzf 🇳🇿 821 110 31ms 5 days ago 392nd edsrzf 🇳🇿 820 131 37ms 22 hours ago 393rd kg583 🇺🇸 819 96 20ms 21 hours ago 394th HumanoidCPU 818 85 419ms 5 days ago 395th edsrzf 🇳🇿 817 127 58ms 7 days ago 395th Steffan153 🇫🇮 817 127 57ms 5 days ago 397th Shanethegamer 🇺🇸 817 197 1,432ms 1 Feb 2025 398th HumanoidCPU 816 38 36ms 7 days ago 398th aksyristos 816 38 35ms 5 days ago 400th GolfingSuccess 🇬🇷 815 85 3ms 14 Jan 2026 First Prev 321–400 of 553 Next Last