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 561st aadenboy 🇺🇸 757 87 7ms 17 days ago 562nd kg583 🇺🇸 752 141 15ms 2 days ago 563rd CaedenHarper 🇨🇦 751 93 12ms 26 days ago 564th HumanoidCPU 749 96 163ms 23 days ago 565th GolfingSuccess 🇬🇷 743 48 5ms 20 days ago 566th HumanoidCPU 743 103 329ms 22 days ago 567th KatieLG 🇬🇧 740 62 419ms 24 days ago 567th madex 🇩🇪 740 62 448ms 20 days ago 567th flekAI 740 62 393ms 4 days ago 567th jusaka 740 62 405ms 16 hours ago 571st dokutan 740 100 19ms 22 days ago 572nd retrohun 733 55 375ms 10 days ago 573rd DialFrost 🇸🇬 730 61 755ms 3 days ago 574th madex 🇩🇪 729 54 10ms 20 days ago 575th jusaka 723 215 1,713ms 29 hours ago 576th DialFrost 🇸🇬 722 88 101ms 18 days ago 577th madex 🇩🇪 721 106 334ms 19 days ago 578th DialFrost 🇸🇬 720 56 2,639ms 16 Dec 2025 579th denkyuu1 715 55 9ms 2 days ago 580th ovs-code 🇩🇪 715 237 107ms 22 days ago 581st flekAI 711 101 170ms 4 days ago 582nd JOrE20 708 24 91ms 13 Feb 2026 583rd Shanethegamer 🇺🇸 708 84 474ms 26 Nov 2024 583rd dokutan 708 84 420ms 20 days ago 585th dokutan 705 99 12ms 20 days ago 586th GolfingSuccess 🇬🇷 704 73 16ms 8 May 2025 587th Shanethegamer 🇺🇸 699 51 4ms 30 Apr 2025 587th albanian-laundromat 🇺🇸 699 51 5ms 22 days ago 589th HumanoidCPU 699 85 451ms 21 days ago 590th madex 🇩🇪 698 130 350ms 19 days ago 591st GolfingSuccess 🇬🇷 695 58 4,193ms 8 May 2025 592nd Jonson26 689 112 395ms 6 days ago 593rd HumanoidCPU 679 97 7ms 21 days ago 594th madex 🇩🇪 678 104 210ms 20 days ago 595th HumanoidCPU 677 101 361ms 22 days ago 596th dokutan 673 135 293ms 3 hours ago 597th Shanethegamer 🇺🇸 672 98 7ms 6 May 2025 598th Natanaelel 🇸🇪 672 130 360ms 2 May 2025 599th janAkali 🇷🇺 670 102 399ms 15 days ago 600th jusaka 668 43 122ms 28 hours ago 601st flekAI 668 136 295ms 4 days ago 602nd flekAI 667 59 6ms 4 days ago 603rd plcc0 654 26 6ms 21 days ago 604th GolfingSuccess 🇬🇷 650 111 109ms 21 days ago 605th HumanoidCPU 647 108 13ms 21 days ago 606th Shanethegamer 🇺🇸 643 136 315ms 26 Nov 2024 607th BREMAUCY 🇫🇷 640 40 4ms 14 days ago 608th jusaka 638 121 399ms 33 hours ago 609th Natanaelel 🇸🇪 630 27 6ms 8 May 2025 610th jusaka 630 86 46ms 26 hours ago 611th madex 🇩🇪 627 118 17ms 19 days ago 612th flekAI 625 46 113ms 4 days ago 613th flekAI 625 59 1,297ms 4 days ago 614th emgordon154 623 71 32ms 18 days ago 615th Alex-x90 🇺🇸 613 114 4ms 4 days ago 616th Shanethegamer 🇺🇸 611 46 259ms 26 Nov 2024 617th flekAI 610 51 39ms 4 days ago 618th HumanoidCPU 605 59 278ms 16 days ago 619th flekAI 601 74 869ms 4 days ago 620th jusaka 599 89 2,375ms 31 hours ago 621st prestosilver 🇺🇸 594 115 411ms 23 days ago 622nd madex 🇩🇪 593 130 345ms 20 days ago 623rd zgialor-lab 591 87 18ms 83 mins ago 624th albanian-laundromat 🇺🇸 591 150 28ms 25 days ago 625th snydej 590 99 45ms 22 Nov 2024 626th not-a-pokemon 587 119 15ms 22 days ago 627th madex 🇩🇪 586 48 310ms 20 days ago 628th CaedenHarper 🇨🇦 582 129 452ms 26 days ago 629th dokutan 577 114 7ms 4 hours ago 630th flekAI 576 115 705ms 4 days ago 631st retrohun 575 62 5ms 10 days ago 632nd flekAI 573 123 223ms 4 days ago 633rd madex 🇩🇪 565 121 366ms 19 days ago 634th jusaka 562 136 355ms 31 hours ago 635th JOrE20 557 159 69ms 14 Feb 2026 636th flekAI 550 109 117ms 4 days ago 637th madex 🇩🇪 550 182 7ms 19 days ago 638th snoozingnewt 🇨🇦 548 116 113ms 13 days ago 639th flekAI 547 141 350ms 4 days ago 640th flekAI 539 142 345ms 4 days ago First Prev 561–640 of 780 Next Last