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 641st madex 🇩🇪 473 85 70ms 25 days ago 642nd dokutan 473 158 78ms 26 days ago 643rd dokutan 471 121 2,102ms 2 days ago 644th jusaka 468 136 355ms 7 days ago 645th jusaka 465 96 189ms 7 days ago 646th jusaka 462 87 69ms 7 days ago 647th jusaka 460 190 288ms 6 days ago 648th CaedenHarper 🇨🇦 452 89 101ms 23 Mar 2026 649th madex 🇩🇪 448 204 32ms 25 days ago 650th kasarino 444 157 12ms 25 Mar 2026 651st jusaka 440 163 164ms 7 days ago 652nd MeWhenI 🇻🇦 436 83 74ms 16 days ago 653rd jusaka 430 138 418ms 7 days ago 654th jusaka 426 73 43ms 7 days ago 655th dokutan 424 84 5ms 4 days ago 656th jusaka 418 106 1,006ms 7 days ago 657th jusaka 418 143 128ms 7 days ago 658th RYSF13 🇨🇳 415 168 13ms 25 Jun 2025 659th emplv 🇱🇻 408 216 65ms 17 days ago 660th jusaka 389 170 112ms 7 days ago 661st jusaka 386 182 227ms 7 days ago 662nd HumanoidCPU 374 200 422ms 26 days ago 663rd jusaka 361 140 19ms 6 days ago 664th jusaka 360 182 6ms 7 days ago 665th jusaka 358 115 15ms 7 days ago 666th jusaka 355 178 118ms 7 days ago 667th jusaka 351 73 4ms 7 days ago 668th jusaka 349 220 17ms 7 days ago 669th jusaka 339 116 7ms 7 days ago 670th jusaka 339 168 1,212ms 7 days ago 671st jusaka 338 213 47ms 7 days ago 672nd jusaka 328 303 24ms 7 days ago 673rd jusaka 327 109 5ms 6 days ago 674th jusaka 323 87 303ms 6 days ago 675th Msleizak 🇫🇷 319 88 466ms 23 days ago 676th kasarino 310 175 56ms 10 days ago 677th jusaka 307 90 38ms 6 days ago 678th jusaka 304 301 28ms 7 days ago 679th jusaka 300 158 88ms 6 days ago 680th jusaka 297 122 78ms 6 days ago 681st jusaka 283 246 13ms 7 days ago 682nd jusaka 273 323 70ms 7 days ago 683rd jusaka 265 216 8ms 6 days ago 684th jusaka 246 277 411ms 7 days ago 685th jusaka 238 336 21ms 6 days ago 686th jusaka 230 177 9ms 6 days ago 687th jusaka 225 226 207ms 7 days ago 688th jusaka 216 335 54ms 6 days ago 689th jusaka 203 521 56ms 6 days ago 690th jusaka 199 818 1,254ms 7 days ago 691st JOrE20 196 381 2,547ms 29 Dec 2025 692nd jusaka 188 235 49ms 6 days ago 693rd jusaka 161 466 1,453ms 7 days ago 694th jusaka 142 363 5ms 6 days ago 695th jusaka 113 1,704 31ms 6 days ago 696th jusaka 82 834 50ms 7 days ago 697th CaedenHarper 🇨🇦 61 853 590ms 22 Mar 2026 698th namelessiw 0 5 160ms 13 Oct 2025 698th Shanethegamer 🇺🇸 0 5 193ms 20 Oct 2025 698th GolfingSuccess 🇬🇷 0 5 156ms 13 Dec 2025 701st GolfingSuccess 🇬🇷 0 6 266ms 14 May 2025 701st kg583 🇺🇸 0 6 262ms 14 May 2025 701st JOrE20 0 6 275ms 27 Feb 2026 701st someCoder-a11y 0 6 163ms 6 days ago 705th Natanaelel 🇸🇪 0 7 56ms 2 May 2025 705th 2bular 0 7 59ms 2 May 2025 705th Shanethegamer 🇺🇸 0 7 60ms 30 May 2025 705th darrenks 🇺🇸 0 7 60ms 24 Mar 2026 705th plcc0 0 7 56ms 27 days ago 710th ovs-code 🇩🇪 0 8 61ms 12 Oct 2025 711th themoonisacheese 0 10 1,011ms 23 days ago 712th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 712th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 714th Shanethegamer 🇺🇸 0 25 10ms 1 Jun 2025 715th KatieLG 🇬🇧 0 31 17ms 26 days ago 716th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 717th ovs-code 🇩🇪 0 42 78ms 30 May 2025 718th GolfingSuccess 🇬🇷 0 45 78ms 14 May 2025 719th dokutan 0 55 69ms 2 days ago 720th Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 First Prev 641–720 of 750 Next Last