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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 151st JayXon 🇺🇸 913 75 382ms 25 Sep 2025 151st nwellnhof 🇩🇪 913 75 368ms 25 Sep 2025 151st sean-niemann 🇺🇸 913 75 673ms 26 Sep 2025 151st stefangimmillaro 913 75 666ms 23 days ago 155th canissimia 🇦🇶 909 53 3ms 7 Apr 2023 156th Lydxn 🇨🇦 909 78 61ms 28 Jul 2023 157th JayXon 🇺🇸 909 83 148ms 8 Nov 2022 157th Lydxn 🇨🇦 909 83 135ms 28 Jul 2023 157th emgordon154 909 83 137ms 18 Apr 2025 157th ovs-code 🇩🇪 909 83 128ms 20 Apr 2025 157th stefangimmillaro 909 83 140ms 18 May 2025 157th sean-niemann 🇺🇸 909 83 132ms 6 Jun 2025 157th kumavale 909 83 118ms 25 days ago 164th GrayJoKing 🇦🇺 908 27 55ms 2 Aug 2022 165th xsot 🇸🇬 907 44 3ms 14 Apr 2024 166th sisyphus-ppcg 🇦🇺 907 67 2ms 25 Jan 2021 166th Waffle3z 907 67 2ms 26 Jan 2021 166th JayXon 🇺🇸 907 67 2ms 19 Feb 2021 166th Lydxn 🇨🇦 907 67 1ms 31 Jan 2022 166th jared-hughes 907 67 2ms 14 Mar 2022 166th Steffan153 🇫🇮 907 67 2ms 25 Feb 2023 166th sean-niemann 🇺🇸 907 67 2ms 7 Oct 2024 166th FlyingPenguin223 907 67 1ms 3 Nov 2024 174th Lydxn 🇨🇦 905 41 5ms 22 May 2022 174th Steffan153 🇫🇮 905 41 6ms 15 Dec 2022 174th GrayJoKing 🇦🇺 905 41 6ms 14 Aug 2023 174th sean-niemann 🇺🇸 905 41 4ms 27 Jun 2025 178th ovs-code 🇩🇪 905 43 128ms 21 Dec 2022 179th Lydxn 🇨🇦 904 55 107ms 10 Oct 2023 180th JayXon 🇺🇸 902 97 292ms 17 Jan 2021 180th Lydxn 🇨🇦 902 97 277ms 23 Mar 2023 180th nwellnhof 🇩🇪 902 97 295ms 29 May 2023 180th Yewzir 🇧🇪 902 97 289ms 25 Oct 2023 180th Betuaredead 902 97 267ms 12 Nov 2023 185th canissimia 🇦🇶 902 114 3ms 25 Mar 2022 186th JayXon 🇺🇸 900 60 2ms 24 Jan 2021 186th nwellnhof 🇩🇪 900 60 2ms 13 Jul 2022 186th emplv 🇱🇻 900 60 2ms 28 Jul 2023 189th janbehrens 🇩🇪 900 68 334ms 21 Nov 2021 189th Irratix 🇳🇱 900 68 307ms 13 Dec 2021 189th tomtheisen 🇺🇸 900 68 368ms 9 Dec 2022 189th Steffan153 🇫🇮 900 68 352ms 10 Feb 2023 189th stefangimmillaro 900 68 340ms 18 Sep 2023 189th sean-niemann 🇺🇸 900 68 336ms 21 Sep 2023 195th JayXon 🇺🇸 899 51 139ms 17 Jun 2025 196th pardouin 🇫🇷 898 51 847ms 13 Apr 2025 197th Steffan153 🇫🇮 898 60 3ms 26 Jan 2024 197th sean-niemann 🇺🇸 898 60 3ms 31 Jan 2025 199th JayXon 🇺🇸 898 79 63ms 4 Mar 2024 200th stefangimmillaro 897 47 52ms 23 Mar 2023 200th Natanaelel 🇸🇪 897 47 48ms 11 Apr 2023 200th m-tkach 🇺🇦 897 47 39ms 16 Jun 2023 203rd btnlq 897 56 11ms 17 Jan 2021 203rd jacklynnepenick 897 56 12ms 19 Aug 2021 203rd sisyphus-ppcg 🇦🇺 897 56 35ms 23 Mar 2023 203rd DialFrost 🇸🇬 897 56 34ms 3 Oct 2023 207th GrayJoKing 🇦🇺 897 73 5ms 10 Sep 2022 207th Shanethegamer 🇺🇸 897 73 13ms 11 Sep 2022 207th clockworknazo 897 73 12ms 19 Sep 2022 207th JayXon 🇺🇸 897 73 3ms 28 Sep 2022 207th Lydxn 🇨🇦 897 73 3ms 13 Oct 2023 207th sean-niemann 🇺🇸 897 73 3ms 26 mins ago 213th GrayJoKing 🇦🇺 896 52 10ms 20 Jan 2021 213th janbehrens 🇩🇪 896 52 11ms 1 Aug 2021 213th inventshah 896 52 10ms 18 Jun 2022 213th dmrichwa 🇺🇸 896 52 10ms 28 Jul 2023 217th ovs-code 🇩🇪 896 53 10ms 30 Oct 2024 218th Shanethegamer 🇺🇸 894 68 2ms 24 Jan 2021 219th Steffan153 🇫🇮 893 98 249ms 10 Feb 2023 219th sean-niemann 🇺🇸 893 98 246ms 21 Sep 2023 221st emplv 🇱🇻 892 72 125ms 28 Jul 2023 221st Lydxn 🇨🇦 892 72 110ms 28 Jul 2023 223rd GrayJoKing 🇦🇺 891 67 71ms 23 Mar 2023 223rd IanUtley 891 67 67ms 9 May 2024 225th CLOStrophobic 🇮🇹 891 82 60ms 24 Feb 2025 First Prev 151–225 of 1,820 Next Last