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 401st edsrzf 🇳🇿 867 85 18ms 9 May 2025 401st error256 867 85 19ms 10 May 2025 403rd Steffan153 🇫🇮 866 88 336ms 22 days ago 403rd edsrzf 🇳🇿 866 88 352ms 22 days ago 403rd JayXon 🇺🇸 866 88 335ms 10 days ago 406th dokutan 865 53 431ms 15 Aug 2025 406th MeWhenI 🇻🇦 865 53 458ms 21 Nov 2025 406th albanian-laundromat 🇺🇸 865 53 514ms 15 Jan 2026 406th AlephSquirrel 865 53 511ms 22 Mar 2026 406th snoozingnewt 🇨🇦 865 53 456ms 19 days ago 406th duckyluuk 🇳🇱 865 53 447ms 7 days ago 412th Shanethegamer 🇺🇸 865 89 511ms 24 Sep 2025 412th DialFrost 🇸🇬 865 89 367ms 21 Nov 2025 412th Jacob385 865 89 419ms 2 days ago 415th snoozingnewt 🇨🇦 864 36 41ms 7 days ago 416th Shanethegamer 🇺🇸 864 66 1,559ms 26 Nov 2024 416th albanian-laundromat 🇺🇸 864 66 1,507ms 22 Mar 2026 416th edsrzf 🇳🇿 864 66 1,467ms 25 Mar 2026 416th JayXon 🇺🇸 864 66 1,519ms 16 days ago 416th fuzzylojik-golf 🇺🇸 864 66 1,500ms 12 days ago 421st Shanethegamer 🇺🇸 864 72 31ms 9 Dec 2024 422nd fantaize 864 83 174ms 10 Mar 2026 423rd Natanaelel 🇸🇪 863 32 37ms 24 Mar 2026 424th Steffan153 🇫🇮 863 76 7ms 22 days ago 424th GolfingSuccess 🇬🇷 863 76 8ms 22 days ago 424th edsrzf 🇳🇿 863 76 7ms 21 days ago 427th KasperKivimaeki 🇫🇮 862 81 4ms 26 days ago 428th sean-niemann 🇺🇸 861 63 43ms 8 May 2025 428th albanian-laundromat 🇺🇸 861 63 44ms 14 Jan 2026 430th Shanethegamer 🇺🇸 860 62 2,343ms 8 May 2025 431st CaedenHarper 🇨🇦 860 69 448ms 22 Mar 2026 431st MeWhenI 🇻🇦 860 69 477ms 26 days ago 433rd Yax42 🇫🇷 860 87 2,497ms 24 Mar 2026 434th rucin93 🇵🇱 859 77 119ms 8 May 2025 434th Shanethegamer 🇺🇸 859 77 145ms 12 Nov 2025 436th zakariamouhid 858 48 13ms 8 days ago 437th GolfingSuccess 🇬🇷 858 59 17ms 8 May 2025 437th IanUtley 858 59 18ms 8 May 2025 437th Steffan153 🇫🇮 858 59 19ms 22 days ago 440th fuzzylojik-golf 🇺🇸 857 60 16ms 24 Mar 2026 441st GolfingSuccess 🇬🇷 857 82 502ms 8 May 2025 441st emgordon154 857 82 452ms 25 Mar 2026 443rd GolfingSuccess 🇬🇷 857 86 20ms 26 Mar 2026 443rd Steffan153 🇫🇮 857 86 21ms 27 days ago 445th ovs-code 🇩🇪 857 102 311ms 13 Dec 2025 445th edsrzf 🇳🇿 857 102 336ms 27 days ago 445th Steffan153 🇫🇮 857 102 338ms 27 days ago 445th JayXon 🇺🇸 857 102 344ms 9 days ago 449th Shanethegamer 🇺🇸 856 89 341ms 6 May 2025 450th h3ra993huskp 🇯🇵 856 90 434ms 25 days ago 451st Shanethegamer 🇺🇸 854 46 8ms 30 Apr 2025 451st rucin93 🇵🇱 854 46 8ms 11 May 2025 451st emplv 🇱🇻 854 46 9ms 25 days ago 454th DialFrost 🇸🇬 853 70 125ms 9 days ago 455th ovs-code 🇩🇪 853 74 228ms 21 days ago 456th AdrienHache 🇫🇷 852 44 55ms 5 Feb 2026 457th Matter1024 🇮🇳 849 81 45ms 14 Feb 2026 457th albanian-laundromat 🇺🇸 849 81 45ms 21 Mar 2026 457th stefangimmillaro 849 81 44ms 26 Mar 2026 457th DialFrost 🇸🇬 849 81 48ms 9 days ago 461st GolfingSuccess 🇬🇷 849 103 318ms 14 Jan 2026 462nd albanian-laundromat 🇺🇸 847 78 91ms 22 Mar 2026 463rd edsrzf 🇳🇿 847 85 42ms 8 May 2025 463rd kg583 🇺🇸 847 85 43ms 19 days ago 465th Shanethegamer 🇺🇸 847 87 19ms 8 May 2025 466th Shanethegamer 🇺🇸 846 83 484ms 26 Nov 2024 467th emgordon154 846 90 332ms 12 days ago 468th kmathis22 846 91 421ms 23 days ago 469th edsrzf 🇳🇿 846 104 31ms 22 days ago 470th Steffan153 🇫🇮 845 91 15ms 8 days ago 471st JayXon 🇺🇸 843 118 10ms 8 days ago 472nd duckyluuk 🇳🇱 842 81 37ms 39 hours ago 473rd dokutan 841 37 62ms 12 days ago 474th not-a-pokemon 841 74 15ms 25 Mar 2026 475th roelderickx 840 86 1,523ms 22 days ago 476th GolfingSuccess 🇬🇷 837 86 42ms 7 May 2025 477th kg583 🇺🇸 837 88 25ms 12 Feb 2026 478th namelessiw 837 92 482ms 10 Oct 2025 479th MeWhenI 🇻🇦 836 62 94ms 26 Mar 2026 480th michelebastione 🇮🇹 836 71 449ms 23 days ago First Prev 401–480 of 755 Next Last