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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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 Dragon Curve Ellipse Perimeters Flags Floyd-Steinberg Dithering Hexagonal Spiral Highly Composite Numbers NFA Simulator Nim 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 601st Shanethegamer 🇺🇸 667 98 7ms 6 May 2025 602nd janAkali 🇷🇺 665 102 429ms 26 days ago 603rd plcc0 654 26 6ms 26 Mar 2026 604th HumanoidCPU 645 108 13ms 27 Mar 2026 605th GolfingSuccess 🇬🇷 643 111 109ms 26 Mar 2026 606th albanian-laundromat 🇺🇸 640 99 343ms 21 Mar 2026 607th BREMAUCY 🇫🇷 639 40 4ms 25 days ago 608th Shanethegamer 🇺🇸 639 136 315ms 26 Nov 2024 609th Natanaelel 🇸🇪 630 27 6ms 8 May 2025 610th FlorianCassayre 🇫🇷 630 84 19ms 15 days ago 611th madex 🇩🇪 621 118 16ms 28 Mar 2026 612th emgordon154 617 71 32ms 29 Mar 2026 613th HumanoidCPU 615 103 329ms 26 Mar 2026 614th Alex-x90 🇺🇸 611 114 4ms 15 days ago 615th Shanethegamer 🇺🇸 609 46 252ms 26 Nov 2024 616th ComradeSquirrel 606 115 14ms 5 days ago 617th HumanoidCPU 602 59 278ms 27 days ago 618th madex 🇩🇪 598 106 334ms 28 Mar 2026 619th madex 🇩🇪 592 130 447ms 27 Mar 2026 620th prestosilver 🇺🇸 590 115 425ms 24 Mar 2026 621st not-a-pokemon 586 119 15ms 25 Mar 2026 622nd zgialor-lab 585 87 18ms 10 days ago 623rd madex 🇩🇪 584 48 281ms 27 Mar 2026 624th albanian-laundromat 🇺🇸 583 150 28ms 22 Mar 2026 625th CaedenHarper 🇨🇦 578 129 462ms 21 Mar 2026 626th retrohun 573 62 5ms 20 days ago 627th dokutan 573 114 7ms 10 days ago 628th madex 🇩🇪 561 121 387ms 28 Mar 2026 629th JOrE20 550 159 69ms 14 Feb 2026 630th madex 🇩🇪 547 182 7ms 28 Mar 2026 631st snoozingnewt 🇨🇦 540 116 123ms 24 days ago 632nd snydej 535 99 45ms 22 Nov 2024 633rd madex 🇩🇪 507 112 1,553ms 28 Mar 2026 634th emgordon154 503 150 15ms 9 May 2025 635th KrausRaus 🇺🇸 497 83 13ms 27 Mar 2026 636th albanian-laundromat 🇺🇸 492 57 276ms 23 Mar 2026 637th caleblin125 481 110 21ms 12 days ago 638th HumanoidCPU 475 59 294ms 30 Mar 2026 639th dokutan 472 158 78ms 27 Mar 2026 640th madex 🇩🇪 471 85 70ms 28 Mar 2026 641st dokutan 469 121 1,611ms 7 days ago 642nd CaedenHarper 🇨🇦 450 89 101ms 23 Mar 2026 643rd kasarino 444 157 12ms 25 Mar 2026 644th madex 🇩🇪 443 204 32ms 28 Mar 2026 645th MeWhenI 🇻🇦 433 83 74ms 21 days ago 646th dokutan 423 84 5ms 9 days ago 647th RYSF13 🇨🇳 415 168 13ms 25 Jun 2025 648th emplv 🇱🇻 405 216 65ms 21 days ago 649th HumanoidCPU 372 200 422ms 27 Mar 2026 650th Msleizak 🇫🇷 319 88 530ms 30 Mar 2026 651st kasarino 307 175 56ms 15 days ago 652nd JOrE20 196 381 2,533ms 29 Dec 2025 653rd CaedenHarper 🇨🇦 61 853 610ms 22 Mar 2026 654th namelessiw 0 5 160ms 13 Oct 2025 654th Shanethegamer 🇺🇸 0 5 193ms 20 Oct 2025 654th GolfingSuccess 🇬🇷 0 5 156ms 13 Dec 2025 657th GolfingSuccess 🇬🇷 0 6 276ms 14 May 2025 657th kg583 🇺🇸 0 6 287ms 14 May 2025 657th JOrE20 0 6 267ms 27 Feb 2026 657th someCoder-a11y 0 6 163ms 11 days ago 661st Natanaelel 🇸🇪 0 7 56ms 2 May 2025 661st 2bular 0 7 58ms 2 May 2025 661st Shanethegamer 🇺🇸 0 7 56ms 30 May 2025 661st darrenks 🇺🇸 0 7 59ms 24 Mar 2026 661st plcc0 0 7 56ms 26 Mar 2026 666th ovs-code 🇩🇪 0 8 54ms 12 Oct 2025 667th themoonisacheese 0 10 1,339ms 30 Mar 2026 668th GolfingSuccess 🇬🇷 0 13 140ms 8 May 2025 668th Shanethegamer 🇺🇸 0 13 154ms 30 May 2025 670th Shanethegamer 🇺🇸 0 25 10ms 1 Jun 2025 671st KatieLG 🇬🇧 0 31 17ms 27 Mar 2026 672nd GolfingSuccess 🇬🇷 0 41 16ms 8 Aug 2025 673rd ovs-code 🇩🇪 0 42 78ms 30 May 2025 674th GolfingSuccess 🇬🇷 0 45 78ms 14 May 2025 675th dokutan 0 55 69ms 7 days ago 676th Shanethegamer 🇺🇸 0 56 66ms 30 Apr 2025 676th GolfingSuccess 🇬🇷 0 56 70ms 8 May 2025 676th sean-niemann 🇺🇸 0 56 67ms 8 May 2025 679th Matter1024 🇮🇳 0 57 68ms 13 Feb 2026 680th GolfingSuccess 🇬🇷 0 59 72ms 8 May 2025 681st madex 🇩🇪 0 62 1,827ms 27 Mar 2026 682nd dokutan 0 64 81ms 8 Feb 2026 683rd GolfingSuccess 🇬🇷 0 67 12ms 8 May 2025 684th GolfingSuccess 🇬🇷 0 73 8ms 25 Mar 2026 685th fuzzylojik-golf 🇺🇸 0 76 7ms 30 Mar 2026 686th GolfingSuccess 🇬🇷 0 81 16ms 14 days ago 687th edsrzf 🇳🇿 0 93 187ms 17 May 2025 688th GolfingSuccess 🇬🇷 0 96 182ms 7 May 2025 689th Matter1024 🇮🇳 0 99 11ms 15 days ago 690th GolfingSuccess 🇬🇷 0 117 8ms 25 Dec 2025 691st dokutan 0 123 14ms 7 days ago 692nd FortuiteMan 🇫🇷 0 134 268ms 45 hours ago 693rd GolfingSuccess 🇬🇷 0 138 271ms 8 May 2025 First Prev 601–693 of 693