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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Minesweeper 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 Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 601st MeWhenI 🇻🇦 799 50 3ms 11 Nov 2022 602nd Babafaba 799 60 341ms 2 days ago 603rd MeWhenI 🇻🇦 799 88 416ms 28 Feb 2022 604th m-tkach 🇺🇦 798 89 55ms 25 Apr 2022 604th MeWhenI 🇻🇦 798 89 54ms 8 May 2022 606th SirBogman 🇺🇸 797 46 192ms 22 Oct 2021 607th apourchot 797 63 22ms 13 Feb 2021 607th neihousaigaai 797 63 11ms 10 Apr 2021 607th lechevalier 797 63 10ms 9 Aug 2021 607th yzhs 🇩🇪 797 63 11ms 7 Jun 2022 607th commandblockguy 🇺🇸 797 63 13ms 19 Sep 2022 607th fourth-bit 797 63 11ms 21 Nov 2022 607th FortuiteMan 🇫🇷 797 63 31ms 8 Sep 2023 607th ssbhatt4321 797 63 28ms 14 Oct 2023 615th Yax42 🇫🇷 796 77 378ms 5 May 2025 616th tobeannouncd 796 82 146ms 8 Jan 2024 617th DialFrost 🇸🇬 795 53 39ms 2 Feb 2023 617th SirBogman 🇺🇸 795 53 37ms 10 Jun 2024 619th GrayJoKing 🇦🇺 794 68 2ms 21 Jan 2021 619th m-tkach 🇺🇦 794 68 2ms 25 Apr 2022 619th MeWhenI 🇻🇦 794 68 2ms 11 Nov 2022 622nd GrayJoKing 🇦🇺 794 86 12ms 15 Aug 2023 622nd Shanethegamer 🇺🇸 794 86 10ms 11 Jan 2024 624th TrueBoxGuy 794 95 120ms 24 Sep 2025 625th MichalMarsalek 🇨🇿 793 84 124ms 6 Jan 2023 626th SirBogman 🇺🇸 791 31 48ms 7 Oct 2022 627th Salutations45 790 59 12ms 9 Jan 2025 628th Shanethegamer 🇺🇸 790 89 485ms 26 Jul 2023 629th ashtraypettingzoo 🇺🇸 789 19 2ms 3 Apr 2023 630th MeWhenI 🇻🇦 789 63 107ms 16 Nov 2022 631st MeWhenI 🇻🇦 789 83 3ms 10 Sep 2022 632nd Yewzir 🇧🇪 789 90 54ms 14 Oct 2023 633rd kkoenig 789 111 288ms 5 Jan 2024 634th prplz 🇦🇺 786 46 232ms 24 Jan 2021 634th TimCurwick 🇺🇸 786 46 212ms 26 Jan 2021 634th SirBogman 🇺🇸 786 46 233ms 2 Feb 2024 637th SirBogman 🇺🇸 786 91 47ms 3 Jun 2025 638th RDShah 785 64 12ms 17 Jan 2021 638th andre-lameirinhas 🇵🇹 785 64 12ms 22 Feb 2021 638th stertooy 🇧🇪 785 64 11ms 10 Jun 2024 638th Terobero 785 64 23ms 6 Sep 2024 638th moustave 785 64 12ms 5 May 2025 638th snoozingnewt 🇺🇸 785 64 21ms 23 days ago 644th Yewzir 🇧🇪 784 82 111ms 28 Mar 2024 645th Shanethegamer 🇺🇸 782 63 410ms 2 Jul 2021 646th Waffle3z 780 54 36ms 19 Jan 2021 646th KatieLG 🇬🇧 780 54 41ms 9 Jan 2023 646th Andriamanitra 🇫🇮 780 54 43ms 20 Jul 2023 649th janbehrens 🇩🇪 780 91 57ms 20 Nov 2022 649th snyderek 🇺🇸 780 91 55ms 21 Nov 2024 649th dokutan 780 91 55ms 18 Jul 2025 652nd Shanethegamer 🇺🇸 778 106 34ms 20 Jan 2025 653rd rak1507 🇬🇧 777 60 10ms 20 Jan 2021 653rd Shanethegamer 🇺🇸 777 60 11ms 26 Sep 2021 653rd duckyluuk 🇳🇱 777 60 10ms 4 Oct 2024 656th DialFrost 🇸🇬 777 142 1,553ms 13 Sep 2025 657th anter69 🇭🇺 776 59 982ms 24 Feb 2023 657th SirBogman 🇺🇸 776 59 1,208ms 10 Jun 2024 659th NewDefectus 🇮🇱 774 25 5ms 25 Oct 2021 660th commandblockguy 🇺🇸 774 62 506ms 15 Jan 2024 661st scpchicken 🇵🇼 773 48 3ms 15 Dec 2022 662nd TobyBoyne 🇬🇧 773 65 15ms 21 Jan 2021 662nd 77Tigers 773 65 40ms 1 Mar 2021 662nd knutae 🇳🇴 773 65 10ms 29 Jun 2021 662nd ehulinsky 🇺🇸 773 65 13ms 10 Nov 2021 662nd guilhem-roy 🇫🇷 773 65 10ms 28 Feb 2022 662nd martinnorling 🇸🇪 773 65 11ms 8 Mar 2022 662nd fgrosshans 🇫🇷 773 65 11ms 12 Jul 2022 662nd IshanPanpaliya 773 65 13ms 3 May 2023 662nd nooberitess 773 65 12ms 8 Apr 2025 662nd mossiegoat 773 65 12ms 17 days ago 672nd c0d3-4-F00d 🇩🇪 771 70 2ms 18 Mar 2022 672nd Alex-x90 🇺🇸 771 70 2ms 6 Mar 2023 672nd dokutan 771 70 2ms 18 Jul 2025 675th ovs-code 🇩🇪 771 142 12ms 31 Mar 2023 First Prev 601–675 of 1,828 Next Last