Kolakoski Sequence in all languages in chars. 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 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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 Groovy Harbour Hare Haxe Hush Hy iogii Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua 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 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 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 Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Transpose Sentence 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 Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Hilbert Curve Mandelbrot Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion QR Encoder Quadratic Formula Scrambled Alphabetization Semiprime Numbers Snake Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 826th kumavale 🇯🇵 653 115 3 May 2021 827th annaproxy 652 91 13 Jan 2023 827th AdrienHache 🇫🇷 652 91 31 Dec 2023 829th f-tucker 651 77 2 Feb 2024 830th Jacob385 651 153 9 Apr 2024 831st jwhear 🇺🇸 651 171 1 Oct 2024 832nd xiBread 🇺🇸 649 57 24 Aug 2021 833rd boxjelly 648 65 11 Feb 2021 833rd msbranicky 648 65 12 Sep 2023 835th Bubbler-4 648 97 13 Sep 2023 836th Shanethegamer 🇺🇸 646 97 22 Dec 2023 837th DialFrost 🇸🇬 645 67 3 Aug 2024 838th AkashTandon167 643 78 25 May 2021 838th jhpaques 🇫🇷 643 78 30 Nov 2022 840th johnnythedoggie 641 106 3 Mar 2021 841st emgordon154 640 98 10 Dec 2024 842nd alomiF 639 102 4 Nov 2024 843rd nephila-nacrea 🇬🇧 638 58 3 Feb 2021 844th NickTheEASDude 🇺🇸 638 95 1 Jul 2024 845th msbranicky 638 134 3 Oct 2023 846th Maznek 637 73 30 Jun 2023 847th twocatsinatrenchcoat 635 79 29 Mar 2022 847th SniperSmiley 🇺🇸 635 79 23 Jun 2022 847th Glinte 635 79 14 Dec 2023 847th Bmrl7 635 79 19 Mar 2024 851st MeWhenI 🇻🇦 635 82 21 Jul 2023 852nd Shanethegamer 🇺🇸 633 57 27 Jul 2023 853rd janbehrens 🇩🇪 633 135 13 Jun 2021 854th MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 855th SirBogman 🇺🇸 631 84 14 Dec 2021 856th sreyfe 631 119 9 Jun 2024 857th MeWhenI 🇻🇦 629 90 24 Oct 2024 858th emgordon154 628 187 29 Jan 2025 859th NewDefectus 🇮🇱 627 59 25 Oct 2021 860th bastienvoirin 🇫🇷 627 80 4 Feb 2021 860th argusdusty 🇺🇸 627 80 25 Mar 2021 860th OppositeShark 627 80 9 Apr 2022 860th WillowWispy 627 80 17 days ago 864th janbehrens 🇩🇪 626 136 9 Jul 2021 865th Shanethegamer 🇺🇸 623 64 26 Jul 2023 866th MeWhenI 🇻🇦 621 101 9 May 2024 867th emgordon154 620 151 6 Oct 2024 868th ovs-code 🇩🇪 619 48 2 Jan 2024 869th janbehrens 🇩🇪 619 68 18 Jan 2021 870th vodker1 619 81 9 Mar 2022 870th tooningelaere 619 81 5 Dec 2022 872nd edsrzf 🇳🇿 619 138 21 Dec 2024 873rd Yewzir 618 64 16 Nov 2023 873rd targrik 618 64 20 days ago 875th AkashTandon167 616 86 25 May 2021 876th MeWhenI 🇻🇦 616 106 26 Aug 2023 877th dokutan 614 106 10 days ago 878th fynnkroeger 612 82 24 Mar 2021 878th BrenSchaap 612 82 21 Oct 2021 878th MichaelMBradley 🇨🇦 612 82 18 Feb 2022 881st Shanethegamer 🇺🇸 612 85 21 Dec 2024 882nd orthoplex 🇨🇽 612 153 25 Jun 2023 883rd Shanethegamer 🇺🇸 612 192 13 hours ago 884th bwat2 611 163 14 Dec 2021 885th ashtraypettingzoo 🇺🇸 610 36 23 Feb 2023 886th omurakazuaki 🇯🇵 610 69 19 Feb 2021 887th codename68 610 123 13 Aug 2022 888th Herbert00709 🇵🇱 609 87 19 Nov 2024 889th Shanethegamer 🇺🇸 608 65 2 Aug 2022 890th MeWhenI 🇻🇦 608 71 3 Aug 2024 891st JRaspass 🇬🇧 607 61 5 Sep 2021 892nd AbhayAravinda 604 77 1 May 2021 893rd Brianzhengca 604 83 1 Feb 2021 893rd hymanimy 604 83 24 Aug 2021 893rd nullie 604 83 9 Jun 2022 893rd a-penton 604 83 22 Sep 2022 897th KevinMarquette 🇺🇸 602 60 21 Oct 2021 898th Natanaelel 🇸🇪 602 88 9 May 2024 899th ovs-code 🇩🇪 601 80 5 May 2023 900th MeWhenI 🇻🇦 599 66 29 May 2023 Prev 826–900 of 1,593 Next