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 479th albanian-laundromat 🇺🇸 798 53 514ms 15 Jan 2026 479th AlephSquirrel 798 53 511ms 21 days ago 479th snoozingnewt 🇨🇦 798 53 456ms 9 days ago 484th Steffan153 🇫🇮 798 87 4ms 17 days ago 485th JayXon 🇺🇸 798 160 1,649ms 6 days ago 486th albanian-laundromat 🇺🇸 795 130 30ms 12 days ago 487th albanian-laundromat 🇺🇸 791 214 120ms 16 days ago 488th madex 🇩🇪 790 83 103ms 15 days ago 489th msbranicky 789 67 15ms 16 days ago 490th emgordon154 788 162 1,799ms 17 days ago 491st Steffan153 🇫🇮 787 45 6ms 17 days ago 491st sean-niemann 🇺🇸 787 45 7ms 41 mins ago 493rd albanian-laundromat 🇺🇸 786 64 188ms 21 days ago 494th UnderKoen 🇳🇱 785 91 2,148ms 12 days ago 495th dokutan 784 89 476ms 16 days ago 496th HumanoidCPU 783 115 324ms 17 days ago 497th saito-ta 🇯🇵 783 128 1,990ms 8 May 2025 498th Yax42 🇫🇷 780 89 13ms 16 days ago 498th DialFrost 🇸🇬 780 89 12ms 14 days ago 498th solisolu 780 89 4ms 8 days ago 501st canissimia 🇦🇶 780 143 15ms 18 days ago 502nd dokutan 777 99 409ms 18 days ago 503rd flekAI 775 53 12ms 4 hours ago 504th flekAI 774 33 4ms 3 hours ago 505th Pyroan 773 22 92ms 18 days ago 506th madex 🇩🇪 770 46 5ms 5 days ago 507th JOrE20 769 70 41ms 13 Feb 2026 508th GolfingSuccess 🇬🇷 769 135 80ms 16 days ago 509th dokutan 767 58 183ms 18 days ago 510th albanian-laundromat 🇺🇸 767 243 15ms 21 days ago 511th HumanoidCPU 765 48 1,424ms 18 days ago 512th HumanoidCPU 761 101 382ms 17 days ago 513th JOrE20 756 37 252ms 9 Dec 2025 514th madex 🇩🇪 755 92 12ms 18 days ago 515th HumanoidCPU 751 52 9ms 13 days ago 516th madex 🇩🇪 750 79 117ms 15 days ago 517th aadenboy 🇺🇸 748 87 7ms 13 days ago 518th CaedenHarper 🇨🇦 747 93 12ms 22 days ago 519th Jacob385 747 103 360ms 15 days ago 520th HumanoidCPU 745 96 163ms 18 days ago 521st GolfingSuccess 🇬🇷 738 48 5ms 16 days ago 522nd retrohun 728 55 375ms 6 days ago 523rd Steffan153 🇫🇮 726 88 339ms 12 days ago 523rd edsrzf 🇳🇿 726 88 352ms 12 days ago 525th madex 🇩🇪 723 54 11ms 16 days ago 526th Shanethegamer 🇺🇸 718 89 341ms 6 May 2025 527th DialFrost 🇸🇬 715 56 2,639ms 16 Dec 2025 528th ovs-code 🇩🇪 715 237 107ms 17 days ago 529th DialFrost 🇸🇬 711 88 101ms 14 days ago 530th JOrE20 708 24 91ms 13 Feb 2026 531st Shanethegamer 🇺🇸 704 84 416ms 26 Nov 2024 531st dokutan 704 84 382ms 16 days ago 533rd dokutan 701 99 12ms 16 days ago 534th HumanoidCPU 696 85 427ms 17 days ago 535th Shanethegamer 🇺🇸 695 51 4ms 30 Apr 2025 535th albanian-laundromat 🇺🇸 695 51 5ms 18 days ago 537th madex 🇩🇪 693 130 350ms 15 days ago 538th GolfingSuccess 🇬🇷 690 58 4,193ms 8 May 2025 539th GolfingSuccess 🇬🇷 688 73 16ms 8 May 2025 540th Jonson26 687 112 395ms 2 days ago 541st KatieLG 🇬🇧 682 62 419ms 19 days ago 541st madex 🇩🇪 682 62 448ms 16 days ago 541st flekAI 682 62 393ms 5 hours ago 544th HumanoidCPU 671 97 7ms 16 days ago 545th madex 🇩🇪 671 104 210ms 16 days ago 546th HumanoidCPU 669 101 361ms 17 days ago 547th Natanaelel 🇸🇪 665 130 360ms 2 May 2025 548th Shanethegamer 🇺🇸 664 98 7ms 6 May 2025 549th flekAI 662 59 7ms 3 hours ago 550th janAkali 🇷🇺 662 102 399ms 11 days ago 551st plcc0 654 26 6ms 17 days ago 552nd albanian-laundromat 🇺🇸 645 99 343ms 21 days ago 553rd HumanoidCPU 643 108 13ms 16 days ago 554th GolfingSuccess 🇬🇷 643 111 109ms 17 days ago 555th dokutan 643 140 316ms 16 days ago 556th BREMAUCY 🇫🇷 639 40 4ms 10 days ago 557th Shanethegamer 🇺🇸 635 136 315ms 26 Nov 2024 558th Natanaelel 🇸🇪 630 27 6ms 8 May 2025 559th FlorianCassayre 🇫🇷 629 84 19ms 13 hours ago 560th madex 🇩🇪 621 118 17ms 15 days ago First Prev 481–560 of 634 Next Last