Kolakoski Sequence in all languages in bytes. Cheevos Holes Recent Holes Langs Medals Misc 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Morse Decoder Morse Encoder 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir 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 ALGOL 68 APL Arturo Befunge BQN CJam CoffeeScript Egel Erlang Fennel Harbour Hare Haxe Hush Hy iogii Knight 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 Card Number Validation Catalan Numbers Catalan’s Constant Christmas Trees Collatz 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 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 Morse Decoder Morse Encoder 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 Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Calendar Connect Four CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 225th IanUtley 889 67 67ms 9 May 2024 227th CLOStrophobic 🇮🇹 889 82 60ms 24 Feb 2025 227th zacjl 889 82 10ms 24 Feb 2025 229th Lydxn 🇨🇦 888 75 139ms 12 Jul 2021 230th JayXon 🇺🇸 888 79 540ms 28 Feb 2022 230th Steffan153 🇫🇮 888 79 405ms 23 Mar 2023 230th Lydxn 🇨🇦 888 79 453ms 23 Mar 2023 230th sean-niemann 🇺🇸 888 79 453ms 23 Sep 2023 234th Shanethegamer 🇺🇸 887 72 1,336ms 19 Jan 2025 235th JayXon 🇺🇸 887 77 98ms 19 Feb 2021 236th Lydxn 🇨🇦 886 45 2ms 30 Oct 2022 236th sean-niemann 🇺🇸 886 45 3ms 31 Oct 2022 236th primo-ppcg 🇹🇭 886 45 2ms 7 Nov 2022 236th Steffan153 🇫🇮 886 45 2ms 11 Apr 2023 236th DialFrost 🇸🇬 886 45 2ms 21 Dec 2024 241st prplz 🇦🇺 886 69 374ms 21 Nov 2021 242nd nwellnhof 🇩🇪 886 80 60ms 13 Jul 2022 243rd GrayJoKing 🇦🇺 885 59 11ms 8 Aug 2023 244th GrayJoKing 🇦🇺 885 71 72ms 17 Sep 2023 244th Kacarott 🇦🇺 885 71 70ms 13 Oct 2023 246th o0lit3 🇺🇸 883 42 4ms 13 Jun 2022 246th DaCuteRaccoon 883 42 4ms 9 Dec 2022 246th DialFrost 🇸🇬 883 42 4ms 1 Feb 2023 246th MeWhenI 🇻🇦 883 42 3ms 16 Apr 2023 246th nwellnhof 🇩🇪 883 42 4ms 29 May 2023 246th xsot 🇸🇬 883 42 4ms 27 Jun 2025 252nd zacjl 883 71 8ms 21 Oct 2024 253rd inventshah 883 74 10ms 19 Sep 2022 254th razetime 882 17 3ms 12 Jan 2022 255th sean-niemann 🇺🇸 882 51 30 Aug 2025 256th GrayJoKing 🇦🇺 881 57 11ms 17 Jan 2021 256th btjones0 881 57 12ms 17 Jan 2021 256th hallvabo 🇳🇴 881 57 12ms 18 Jan 2021 256th TFeld00 🇩🇰 881 57 13ms 18 Jan 2021 256th primo-ppcg 🇹🇭 881 57 11ms 18 Jan 2021 256th prplz 🇦🇺 881 57 14ms 21 Jan 2021 256th OllieBoyne 🇬🇧 881 57 11ms 22 Jan 2021 256th KatieLG 🇬🇧 881 57 11ms 23 Jan 2021 256th hiddicop 🇸🇪 881 57 10ms 29 Jan 2021 256th anter69 🇭🇺 881 57 11ms 3 Feb 2021 256th lynn 881 57 13ms 6 Mar 2021 256th kops-cg 881 57 14ms 8 Apr 2021 256th clementblaudeau 881 57 13ms 1 Jun 2021 256th orthoplex 🇨🇽 881 57 13ms 29 Jul 2021 256th jared-hughes 881 57 12ms 14 Aug 2021 256th michelebastione 🇮🇹 881 57 13ms 16 Aug 2021 256th RYNO8 881 57 11ms 4 Sep 2021 256th Indivicivet 881 57 13ms 26 Oct 2021 256th annaproxy 881 57 11ms 8 Dec 2021 256th Fishron 881 57 13ms 22 Dec 2021 256th MeWhenI 🇻🇦 881 57 11ms 25 Dec 2021 256th bricknellj 881 57 11ms 14 Jan 2022 256th scpchicken 🇵🇼 881 57 14ms 12 Mar 2022 256th pascscha 881 57 13ms 28 Apr 2022 256th jgygax 881 57 12ms 28 Apr 2022 256th stefangimmillaro 881 57 11ms 13 May 2022 256th inventshah 881 57 11ms 19 Sep 2022 256th LogicalJoe 881 57 10ms 19 Sep 2022 256th lzahray 881 57 31ms 21 Oct 2022 256th thehylian 881 57 12ms 10 Jan 2023 256th 5cw 🇺🇸 881 57 15ms 10 Apr 2023 256th xsot 🇸🇬 881 57 27ms 26 Apr 2023 256th Rubiksmath 881 57 11ms 14 Aug 2023 256th kg583 🇺🇸 881 57 26ms 26 Sep 2023 256th bzijlema 🇳🇱 881 57 15 Nov 2023 256th janbehrens 🇩🇪 881 57 11ms 30 Dec 2023 256th mathisfun271 881 57 11ms 4 Feb 2024 256th duckyluuk 🇳🇱 881 57 28ms 6 Feb 2024 256th Yewzir 🇧🇪 881 57 12ms 29 Feb 2024 256th elgan65536 881 57 17ms 4 Apr 2024 256th thienudomsrirungruang 881 57 11ms 27 Apr 2024 256th SirBogman 🇺🇸 881 57 14ms 10 Jun 2024 256th Seek64 🇩🇪 881 57 11ms 19 Jun 2024 256th wuzekai518 881 57 13ms 2 Aug 2024 256th bizy-coder 881 57 35ms 14 Aug 2024 First Prev 226–300 of 1,784 Next Last