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 flekAI 450 142 345ms 2 days ago 642nd kasarino 445 157 12ms 21 days ago 643rd madex 🇩🇪 443 204 32ms 18 days ago 644th jusaka 441 163 182ms 74 mins ago 645th jusaka 431 138 381ms 44 mins ago 646th jusaka 426 73 39ms 3 hours ago 647th jusaka 420 106 1,719ms a min ago 648th jusaka 419 143 133ms 71 mins ago 649th RYSF13 🇨🇳 416 168 13ms 25 Jun 2025 650th flekAI 416 178 18ms 2 days ago 651st emplv 🇱🇻 408 216 65ms 10 days ago 652nd flekAI 407 146 473ms 2 days ago 653rd flekAI 404 141 1,422ms 2 days ago 654th jusaka 389 170 112ms 10 mins ago 655th HumanoidCPU 375 200 421ms 19 days ago 656th jusaka 360 182 6ms 2 hours ago 657th jusaka 358 115 12ms 3 hours ago 658th jusaka 357 178 118ms 65 mins ago 659th jusaka 351 73 4ms 3 hours ago 660th jusaka 339 116 7ms 56 mins ago 661st jusaka 339 168 1,212ms 39 mins ago 662nd flekAI 332 207 45ms 2 days ago 663rd flekAI 323 308 7ms 2 days ago 664th Msleizak 🇫🇷 319 88 412ms 16 days ago 665th flekAI 316 216 380ms 2 days ago 666th flekAI 312 282 31ms 2 days ago 667th kasarino 307 175 56ms 3 days ago 668th flekAI 289 97 446ms 2 days ago 669th flekAI 289 227 7ms 2 days ago 670th jusaka 284 246 13ms 100 mins ago 671st flekAI 272 234 116ms 2 days ago 672nd flekAI 259 155 83ms 2 days ago 673rd flekAI 250 279 4ms 2 days ago 674th jusaka 247 277 411ms 23 mins ago 675th flekAI 244 315 17ms 2 days ago 676th flekAI 230 327 453ms 2 days ago 677th flekAI 221 161 5ms 2 days ago 678th flekAI 213 338 54ms 2 days ago 679th JOrE20 197 381 2,566ms 29 Dec 2025 680th flekAI 177 287 198ms 2 days ago 681st jusaka 161 466 1,470ms 96 mins ago 682nd CaedenHarper 🇨🇦 61 853 550ms 23 days ago 683rd namelessiw 0 5 160ms 13 Oct 2025 683rd Shanethegamer 🇺🇸 0 5 193ms 20 Oct 2025 683rd GolfingSuccess 🇬🇷 0 5 156ms 13 Dec 2025 686th GolfingSuccess 🇬🇷 0 6 266ms 14 May 2025 686th kg583 🇺🇸 0 6 262ms 14 May 2025 686th JOrE20 0 6 275ms 27 Feb 2026 689th Natanaelel 🇸🇪 0 7 59ms 2 May 2025 689th 2bular 0 7 55ms 2 May 2025 689th Shanethegamer 🇺🇸 0 7 57ms 30 May 2025 689th darrenks 🇺🇸 0 7 58ms 22 days ago 689th plcc0 0 7 58ms 20 days ago 694th ovs-code 🇩🇪 0 8 55ms 12 Oct 2025 695th themoonisacheese 0 10 1,011ms 16 days ago 696th GolfingSuccess 🇬🇷 0 13 158ms 8 May 2025 696th Shanethegamer 🇺🇸 0 13 148ms 30 May 2025 698th Shanethegamer 🇺🇸 0 25 10ms 1 Jun 2025 699th KatieLG 🇬🇧 0 31 17ms 18 days ago 700th GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 701st ovs-code 🇩🇪 0 42 78ms 30 May 2025 702nd GolfingSuccess 🇬🇷 0 45 78ms 14 May 2025 703rd Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 703rd GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 703rd sean-niemann 🇺🇸 0 56 67ms 8 May 2025 706th Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 707th GolfingSuccess 🇬🇷 0 59 72ms 8 May 2025 708th madex 🇩🇪 0 62 1,125ms 19 days ago 709th dokutan 0 64 81ms 8 Feb 2026 710th GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 711th GolfingSuccess 🇬🇷 0 73 7ms 20 days ago 712th fuzzylojik-golf 🇺🇸 0 76 7ms 16 days ago 713th GolfingSuccess 🇬🇷 0 81 16ms 3 days ago 714th jusaka 0 92 1,545ms 44 mins ago 715th edsrzf 🇳🇿 0 93 187ms 17 May 2025 716th GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 717th Matter1024 🇮🇳 0 99 11ms 3 days ago 718th GolfingSuccess 🇬🇷 0 117 8ms 25 Dec 2025 719th GolfingSuccess 🇬🇷 0 138 271ms 8 May 2025 First Prev 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