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 560th albanian-laundromat 🇺🇸 696 51 5ms 19 days ago 562nd madex 🇩🇪 694 130 350ms 16 days ago 563rd GolfingSuccess 🇬🇷 693 58 4,193ms 8 May 2025 564th GolfingSuccess 🇬🇷 688 73 16ms 8 May 2025 565th Jonson26 688 112 395ms 3 days ago 566th HumanoidCPU 674 97 7ms 17 days ago 567th HumanoidCPU 674 101 361ms 18 days ago 568th madex 🇩🇪 673 104 210ms 17 days ago 569th janAkali 🇷🇺 668 102 399ms 12 days ago 570th Shanethegamer 🇺🇸 667 98 7ms 6 May 2025 571st flekAI 665 59 7ms 24 hours ago 572nd Natanaelel 🇸🇪 665 130 360ms 2 May 2025 573rd flekAI 664 136 295ms 20 hours ago 574th plcc0 654 26 6ms 18 days ago 575th HumanoidCPU 645 108 13ms 17 days ago 576th dokutan 645 140 316ms 16 days ago 577th GolfingSuccess 🇬🇷 643 111 109ms 18 days ago 578th BREMAUCY 🇫🇷 639 40 4ms 11 days ago 579th Shanethegamer 🇺🇸 635 136 315ms 26 Nov 2024 580th Natanaelel 🇸🇪 630 27 6ms 8 May 2025 581st flekAI 624 59 1,297ms 20 hours ago 582nd madex 🇩🇪 624 118 17ms 15 days ago 583rd flekAI 623 46 113ms 24 hours ago 584th emgordon154 617 71 32ms 15 days ago 585th Alex-x90 🇺🇸 611 114 4ms 32 hours ago 586th Shanethegamer 🇺🇸 610 46 279ms 26 Nov 2024 587th flekAI 610 51 44ms 19 hours ago 588th HumanoidCPU 602 59 278ms 13 days ago 589th flekAI 599 74 869ms 20 hours ago 590th madex 🇩🇪 593 130 345ms 17 days ago 591st prestosilver 🇺🇸 592 115 411ms 20 days ago 592nd snydej 590 99 45ms 22 Nov 2024 593rd albanian-laundromat 🇺🇸 587 150 28ms 22 days ago 594th scpchicken 🇵🇼 586 29 7ms 8 days ago 595th not-a-pokemon 586 119 15ms 19 days ago 596th madex 🇩🇪 585 48 228ms 17 days ago 597th CaedenHarper 🇨🇦 580 129 452ms 22 days ago 598th retrohun 573 62 5ms 6 days ago 599th madex 🇩🇪 573 182 7ms 15 days ago 600th flekAI 572 115 705ms 20 hours ago 601st flekAI 569 123 223ms 20 hours ago 602nd madex 🇩🇪 563 121 366ms 15 days ago 603rd JOrE20 554 159 69ms 14 Feb 2026 604th flekAI 546 109 117ms 20 hours ago 605th flekAI 546 141 350ms 20 hours ago 606th snoozingnewt 🇨🇦 544 116 113ms 10 days ago 607th flekAI 536 142 345ms 20 hours ago 608th flekAI 530 89 182ms 19 hours ago 609th emgordon154 529 150 15ms 9 May 2025 610th ComradeSquirrel 524 133 15ms 18 hours ago 611th madex 🇩🇪 507 112 1,333ms 15 days ago 612th KrausRaus 🇺🇸 495 83 17ms 17 days ago 613th FlorianCassayre 🇫🇷 495 118 20ms 34 hours ago 614th albanian-laundromat 🇺🇸 492 57 272ms 21 days ago 615th HumanoidCPU 476 59 255ms 14 days ago 616th MeWhenI 🇻🇦 475 83 1,079ms 7 days ago 617th madex 🇩🇪 473 85 70ms 16 days ago 618th dokutan 473 158 73ms 17 days ago 619th CaedenHarper 🇨🇦 452 89 101ms 21 days ago 620th kasarino 444 157 12ms 19 days ago 621st madex 🇩🇪 443 204 32ms 15 days ago 622nd RYSF13 🇨🇳 415 168 13ms 25 Jun 2025 623rd flekAI 414 178 18ms 17 hours ago 624th emplv 🇱🇻 408 216 65ms 8 days ago 625th flekAI 406 146 473ms 20 hours ago 626th flekAI 403 141 1,463ms 20 hours ago 627th HumanoidCPU 374 200 421ms 17 days ago 628th flekAI 339 308 7ms 17 hours ago 629th flekAI 329 207 45ms 19 hours ago 630th Msleizak 🇫🇷 319 88 412ms 14 days ago 631st flekAI 315 216 380ms 20 hours ago 632nd flekAI 312 282 31ms 17 hours ago 633rd kasarino 307 175 56ms 29 hours ago 634th flekAI 289 97 446ms 20 hours ago 635th flekAI 288 227 7ms 19 hours ago 636th flekAI 270 234 116ms 19 hours ago 637th flekAI 259 155 83ms 20 hours ago 638th flekAI 252 315 17ms 20 hours ago 639th flekAI 250 279 4ms 20 hours ago 640th flekAI 229 327 453ms 20 hours ago First Prev 561–640 of 681 Next Last