Gray Code Encoder in all languages in bytes. 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 Bytes Time Submitted 400th edsrzf 🇳🇿 847 102 336ms 13 days ago 400th Steffan153 🇫🇮 847 102 338ms 13 days ago 403rd sean-niemann 🇺🇸 846 63 43ms 8 May 2025 403rd albanian-laundromat 🇺🇸 846 63 44ms 14 Jan 2026 405th ovs-code 🇩🇪 846 74 228ms 6 days ago 406th kmathis22 844 91 424ms 8 days ago 407th AdrienHache 🇫🇷 843 44 55ms 5 Feb 2026 408th Shanethegamer 🇺🇸 843 87 20ms 8 May 2025 409th Shanethegamer 🇺🇸 842 89 341ms 6 May 2025 410th Shanethegamer 🇺🇸 841 83 484ms 26 Nov 2024 411th edsrzf 🇳🇿 840 85 42ms 8 May 2025 411th kg583 🇺🇸 840 85 43ms 4 days ago 413th edsrzf 🇳🇿 840 104 31ms 7 days ago 414th GolfingSuccess 🇬🇷 839 103 318ms 14 Jan 2026 415th fuzzylojik-golf 🇺🇸 838 60 16ms 15 days ago 416th not-a-pokemon 838 74 15ms 14 days ago 417th albanian-laundromat 🇺🇸 838 78 89ms 17 days ago 418th MeWhenI 🇻🇦 836 62 85ms 13 days ago 419th edsrzf 🇳🇿 836 94 21ms 13 days ago 419th Steffan153 🇫🇮 836 94 13ms 7 days ago 421st namelessiw 834 92 504ms 10 Oct 2025 422nd michelebastione 🇮🇹 833 71 493ms 8 days ago 423rd Matter1024 🇮🇳 833 81 45ms 14 Feb 2026 423rd albanian-laundromat 🇺🇸 833 81 45ms 17 days ago 423rd stefangimmillaro 833 81 44ms 13 days ago 426th kg583 🇺🇸 833 88 23ms 12 Feb 2026 427th GolfingSuccess 🇬🇷 832 83 33ms 14 days ago 427th MeWhenI 🇻🇦 832 83 229ms 14 days ago 429th fuzzylojik-golf 🇺🇸 831 68 1,320ms 14 days ago 430th Shanethegamer 🇺🇸 831 86 158ms 17 Dec 2024 430th elgan65536 🇺🇸 831 86 157ms 1 Mar 2026 430th CaedenHarper 🇨🇦 831 86 154ms 16 days ago 433rd GolfingSuccess 🇬🇷 830 86 42ms 7 May 2025 433rd roelderickx 830 86 1,643ms 7 days ago 435th albanian-laundromat 🇺🇸 827 55 39ms 17 days ago 436th aksyristos 827 75 20ms 9 days ago 437th edsrzf 🇳🇿 827 125 21ms 6 days ago 437th Steffan153 🇫🇮 827 125 23ms 6 days ago 439th ovs-code 🇩🇪 825 84 12ms 10 May 2025 440th Steffan153 🇫🇮 824 76 88ms 6 days ago 441st fuzzylojik-golf 🇺🇸 823 34 286ms 9 days ago 441st DialFrost 🇸🇬 823 34 248ms 4 days ago 443rd JRaspass 🇬🇧 821 31 4ms 4 days ago 444th HumanoidCPU 821 85 419ms 12 days ago 445th Shanethegamer 🇺🇸 821 87 42ms 15 Apr 2025 446th Steffan153 🇫🇮 821 110 28ms 12 days ago 446th edsrzf 🇳🇿 821 110 30ms 12 days ago 448th kg583 🇺🇸 819 96 16ms 7 days ago 449th edsrzf 🇳🇿 817 127 58ms 14 days ago 449th Steffan153 🇫🇮 817 127 57ms 12 days ago 451st Shanethegamer 🇺🇸 817 197 1,432ms 1 Feb 2025 452nd HumanoidCPU 816 38 36ms 14 days ago 452nd aksyristos 816 38 35ms 12 days ago 454th GolfingSuccess 🇬🇷 815 85 3ms 14 Jan 2026 455th albanian-laundromat 🇺🇸 814 54 900ms 15 Jan 2026 455th dokutan 814 54 908ms 14 days ago 457th fuzzylojik-golf 🇺🇸 813 88 154ms 15 days ago 458th GrayJoKing 🇦🇺 813 97 18ms 41 hours ago 458th edsrzf 🇳🇿 813 97 19ms 40 hours ago 460th snoozingnewt 🇨🇦 810 73 435ms 5 days ago 461st Shanethegamer 🇺🇸 810 83 403ms 9 Jul 2025 462nd SirBogman 🇺🇸 809 34 37ms 9 Oct 2025 462nd fuzzylojik-golf 🇺🇸 809 34 35ms 14 days ago 464th emgordon154 809 199 1,428ms 13 days ago 465th Yax42 🇫🇷 808 95 387ms 14 days ago 466th voytxt 🇨🇿 805 200 1,451ms 6 Feb 2026 466th GolfingSuccess 🇬🇷 805 200 1,543ms 14 days ago 468th fuzzylojik-golf 🇺🇸 803 81 9ms 14 days ago 469th albanian-laundromat 🇺🇸 803 86 48ms 38 hours ago 470th madex 🇩🇪 803 89 174ms 12 days ago 471st emgordon154 802 109 84ms 12 days ago 472nd JayXon 🇺🇸 798 160 1,649ms 2 days ago 473rd Steffan153 🇫🇮 796 87 4ms 12 days ago 474th albanian-laundromat 🇺🇸 795 130 30ms 7 days ago 475th albanian-laundromat 🇺🇸 791 214 120ms 11 days ago 476th emgordon154 788 162 1,799ms 13 days ago 477th madex 🇩🇪 787 83 103ms 10 days ago 478th albanian-laundromat 🇺🇸 786 64 188ms 17 days ago 479th UnderKoen 🇳🇱 785 91 2,113ms 8 days ago 480th dokutan 784 89 476ms 12 days ago First Prev 401–480 of 610 Next Last