Gray Code Encoder in all languages in bytes. 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 Bytes Time Submitted 321st fantaize 862 83 153ms 23 days ago 322nd dokutan 861 53 426ms 15 Aug 2025 322nd MeWhenI 🇻🇦 861 53 360ms 21 Nov 2025 322nd albanian-laundromat 861 53 467ms 15 Jan 2026 322nd AlephSquirrel 861 53 383ms 11 days ago 326th Shanethegamer 🇺🇸 861 72 27ms 9 Dec 2024 327th edsrzf 🇳🇿 861 78 425ms 8 days ago 327th Steffan153 🇫🇮 861 78 424ms 2 days ago 329th Shanethegamer 🇺🇸 861 89 511ms 24 Sep 2025 329th DialFrost 🇸🇬 861 89 367ms 21 Nov 2025 331st Natanaelel 🇸🇪 860 32 37ms 9 days ago 332nd ovs-code 🇩🇪 859 51 19ms 7 days ago 332nd Steffan153 🇫🇮 859 51 17ms 7 days ago 334th rucin93 🇵🇱 858 66 7ms 8 May 2025 334th sean-niemann 🇺🇸 858 66 7ms 8 May 2025 334th edsrzf 🇳🇿 858 66 6ms 9 days ago 334th Steffan153 🇫🇮 858 66 7ms 7 days ago 334th GolfingSuccess 🇬🇷 858 66 7ms 2 days ago 339th GolfingSuccess 🇬🇷 858 76 133ms 28 Nov 2025 339th edsrzf 🇳🇿 858 76 131ms 9 days ago 339th emgordon154 858 76 115ms 9 days ago 339th Steffan153 🇫🇮 858 76 125ms 2 days ago 343rd fuzzylojik-golf 🇺🇸 858 81 488ms 2 days ago 344th GolfingSuccess 🇬🇷 858 86 2,473ms 8 May 2025 344th snyderek 🇺🇸 858 86 2,706ms 2 days ago 346th KasperKivimaeki 🇫🇮 855 81 4ms 6 days ago 347th CaedenHarper 🇨🇦 853 69 486ms 11 days ago 347th MeWhenI 🇻🇦 853 69 454ms 6 days ago 349th GolfingSuccess 🇬🇷 853 86 19ms 8 days ago 349th Steffan153 🇫🇮 853 86 19ms 7 days ago 351st Shanethegamer 🇺🇸 852 62 2,495ms 8 May 2025 352nd Steffan153 🇫🇮 852 88 339ms 2 days ago 352nd edsrzf 🇳🇿 852 88 352ms 2 days ago 354th Shanethegamer 🇺🇸 851 66 1,317ms 26 Nov 2024 354th albanian-laundromat 851 66 1,345ms 12 days ago 354th edsrzf 🇳🇿 851 66 1,374ms 8 days ago 357th h3ra993huskp 🇯🇵 851 90 434ms 5 days ago 358th GolfingSuccess 🇬🇷 850 59 17ms 8 May 2025 358th IanUtley 850 59 18ms 8 May 2025 358th Steffan153 🇫🇮 850 59 19ms 2 days ago 361st GolfingSuccess 🇬🇷 848 82 502ms 8 May 2025 361st emgordon154 848 82 452ms 9 days ago 363rd Yax42 🇫🇷 848 87 2,340ms 9 days ago 364th Shanethegamer 🇺🇸 847 46 8ms 30 Apr 2025 364th rucin93 🇵🇱 847 46 8ms 11 May 2025 364th emplv 🇱🇻 847 46 9ms 5 days ago 367th ovs-code 🇩🇪 847 102 311ms 13 Dec 2025 367th edsrzf 🇳🇿 847 102 336ms 7 days ago 367th Steffan153 🇫🇮 847 102 338ms 7 days ago 370th sean-niemann 🇺🇸 846 63 43ms 8 May 2025 370th albanian-laundromat 846 63 44ms 14 Jan 2026 372nd rucin93 🇵🇱 846 77 130ms 8 May 2025 372nd Shanethegamer 🇺🇸 846 77 146ms 12 Nov 2025 374th AdrienHache 🇫🇷 843 44 52ms 5 Feb 2026 375th Shanethegamer 🇺🇸 843 87 20ms 8 May 2025 376th Shanethegamer 🇺🇸 842 89 341ms 6 May 2025 377th kmathis22 842 91 424ms 3 days ago 378th edsrzf 🇳🇿 840 85 42ms 8 May 2025 379th GolfingSuccess 🇬🇷 839 103 318ms 14 Jan 2026 380th fuzzylojik-golf 🇺🇸 838 60 16ms 10 days ago 381st not-a-pokemon 838 74 14ms 8 days ago 382nd ovs-code 🇩🇪 837 74 217ms 34 hours ago 383rd Shanethegamer 🇺🇸 837 83 484ms 26 Nov 2024 384th MeWhenI 🇻🇦 836 62 86ms 8 days ago 385th edsrzf 🇳🇿 836 94 21ms 8 days ago 385th Steffan153 🇫🇮 836 94 13ms 2 days ago 387th albanian-laundromat 834 78 89ms 12 days ago 388th Matter1024 🇮🇳 833 81 45ms 14 Feb 2026 388th albanian-laundromat 833 81 45ms 12 days ago 388th stefangimmillaro 833 81 44ms 8 days ago 391st kg583 🇺🇸 833 88 23ms 12 Feb 2026 392nd namelessiw 833 92 504ms 10 Oct 2025 393rd edsrzf 🇳🇿 833 104 31ms 2 days ago 394th GolfingSuccess 🇬🇷 832 83 33ms 9 days ago 394th MeWhenI 🇻🇦 832 83 229ms 8 days ago 396th Shanethegamer 🇺🇸 831 86 158ms 17 Dec 2024 396th elgan65536 🇺🇸 831 86 164ms 1 Mar 2026 396th CaedenHarper 🇨🇦 831 86 154ms 11 days ago 399th kg583 🇺🇸 830 86 39ms 16 Feb 2025 399th GolfingSuccess 🇬🇷 830 86 42ms 7 May 2025 First Prev 321–400 of 571 Next Last