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 401st ovs-code 🇩🇪 846 50 521ms 23 Feb 2025 401st edsrzf 🇳🇿 846 50 430ms 10 days ago 403rd kmathis22 846 91 421ms 13 days ago 404th edsrzf 🇳🇿 846 104 31ms 12 days ago 405th albanian-laundromat 🇺🇸 844 78 89ms 22 days ago 406th Shanethegamer 🇺🇸 844 83 484ms 26 Nov 2024 407th edsrzf 🇳🇿 844 94 21ms 18 days ago 407th Steffan153 🇫🇮 844 94 13ms 12 days ago 409th Matter1024 🇮🇳 842 81 45ms 14 Feb 2026 409th albanian-laundromat 🇺🇸 842 81 45ms 22 days ago 409th stefangimmillaro 842 81 44ms 17 days ago 412th dokutan 840 37 39ms 2 days ago 413th mishak-sys 839 63 19ms 17 days ago 414th GolfingSuccess 🇬🇷 839 103 318ms 14 Jan 2026 415th fuzzylojik-golf 🇺🇸 838 60 16ms 20 days ago 416th not-a-pokemon 838 74 15ms 18 days ago 417th GolfingSuccess 🇬🇷 837 86 42ms 7 May 2025 418th kg583 🇺🇸 837 88 23ms 12 Feb 2026 419th namelessiw 837 92 482ms 10 Oct 2025 420th MeWhenI 🇻🇦 836 62 85ms 17 days ago 421st edsrzf 🇳🇿 835 125 21ms 10 days ago 421st Steffan153 🇫🇮 835 125 23ms 10 days ago 423rd michelebastione 🇮🇹 834 71 493ms 13 days ago 424th Shanethegamer 🇺🇸 834 86 158ms 17 Dec 2024 424th elgan65536 🇺🇸 834 86 157ms 1 Mar 2026 424th CaedenHarper 🇨🇦 834 86 154ms 21 days ago 427th GolfingSuccess 🇬🇷 832 83 33ms 18 days ago 427th MeWhenI 🇻🇦 832 83 229ms 18 days ago 429th Steffan153 🇫🇮 830 76 88ms 11 days ago 430th ovs-code 🇩🇪 830 84 12ms 10 May 2025 431st roelderickx 830 86 1,523ms 11 days ago 432nd HumanoidCPU 829 51 517ms 19 days ago 433rd Shanethegamer 🇺🇸 828 87 42ms 15 Apr 2025 434th albanian-laundromat 🇺🇸 827 55 39ms 21 days ago 435th aksyristos 827 75 15ms 13 days ago 436th jameswmccarty 826 64 18ms 29 Mar 2025 436th zgialor-lab 826 64 17ms 18 days ago 436th guilhem-roy 🇫🇷 826 64 15ms 11 days ago 436th FoxInTheClouds 826 64 15ms 9 days ago 436th firegene 🇮🇪 826 64 16ms 9 days ago 436th retrohun 826 64 23ms 6 days ago 442nd kg583 🇺🇸 826 96 16ms 12 days ago 443rd JRaspass 🇬🇧 824 31 4ms 9 days ago 444th fuzzylojik-golf 🇺🇸 824 34 274ms 14 days ago 444th DialFrost 🇸🇬 824 34 248ms 9 days ago 446th HumanoidCPU 824 85 419ms 17 days ago 447th Steffan153 🇫🇮 821 110 28ms 17 days ago 447th edsrzf 🇳🇿 821 110 30ms 17 days ago 449th GolfingSuccess 🇬🇷 820 85 3ms 14 Jan 2026 450th Jacob385 819 94 427ms 90 mins ago 451st HumanoidCPU 818 38 36ms 18 days ago 451st aksyristos 818 38 35ms 17 days ago 453rd albanian-laundromat 🇺🇸 818 54 900ms 15 Jan 2026 453rd dokutan 818 54 908ms 19 days ago 455th fuzzylojik-golf 🇺🇸 817 80 9ms 2 days ago 456th Shanethegamer 🇺🇸 817 83 403ms 9 Jul 2025 457th edsrzf 🇳🇿 817 127 58ms 18 days ago 457th Steffan153 🇫🇮 817 127 57ms 17 days ago 459th Shanethegamer 🇺🇸 817 197 1,443ms 1 Feb 2025 460th fuzzylojik-golf 🇺🇸 815 88 154ms 19 days ago 461st DialFrost 🇸🇬 813 52 516ms 17 Feb 2025 461st CaedenHarper 🇨🇦 813 52 474ms 22 days ago 463rd Arkadios200 813 81 111ms 3 days ago 464th GrayJoKing 🇦🇺 813 97 18ms 6 days ago 464th edsrzf 🇳🇿 813 97 19ms 6 days ago 466th snoozingnewt 🇨🇦 811 73 435ms 9 days ago 467th Yax42 🇫🇷 811 95 387ms 19 days ago 468th SirBogman 🇺🇸 809 34 37ms 9 Oct 2025 468th fuzzylojik-golf 🇺🇸 809 34 35ms 18 days ago 470th emgordon154 809 199 1,454ms 18 days ago 471st Ripick 808 84 414ms 4 days ago 472nd emgordon154 808 109 84ms 17 days ago 473rd xsot 🇸🇬 807 44 6ms 14 hours ago 474th madex 🇩🇪 805 89 174ms 17 days ago 475th voytxt 🇨🇿 805 200 1,444ms 6 Feb 2026 475th GolfingSuccess 🇬🇷 805 200 1,441ms 18 days ago 477th albanian-laundromat 🇺🇸 803 86 48ms 5 days ago 478th albanian-laundromat 🇺🇸 803 130 30ms 12 days ago 479th AstroOrbis 801 66 19ms 14 days ago 479th Apfelvater 801 66 20ms 3 days ago First Prev 401–480 of 663 Next Last