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 GPT 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 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 GPT 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 Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 825th olleicua 🇺🇸 656 71 20 Feb 2024 827th Trunksistor 🇫🇷 656 75 25 May 2022 827th celiendonze 🇨🇭 656 75 16 Jun 2023 827th qwjhvbxi 656 75 9 Feb 2024 827th wenbang24 656 75 6 Apr 2024 831st SirBogman 🇺🇸 656 108 3 Jan 2022 832nd kumavale 🇯🇵 653 115 3 May 2021 833rd annaproxy 652 91 13 Jan 2023 834th AdrienHache 🇫🇷 651 91 31 Dec 2023 835th Jacob385 651 153 9 Apr 2024 836th jwhear 🇺🇸 651 171 1 Oct 2024 837th xiBread 🇺🇸 649 57 24 Aug 2021 838th boxjelly 648 65 11 Feb 2021 838th msbranicky 648 65 12 Sep 2023 840th Bubbler-4 648 97 13 Sep 2023 841st Waffle3z 647 76 20 Jan 2021 841st hellwue 647 76 16 Nov 2023 841st yuchuehw 647 76 18 Jan 2024 844th Shanethegamer 🇺🇸 646 97 22 Dec 2023 845th DialFrost 🇸🇬 645 67 3 Aug 2024 846th johnnythedoggie 641 106 3 Mar 2021 847th emgordon154 640 98 10 Dec 2024 848th f-tucker 639 77 2 Feb 2024 848th undefinedRyan 639 77 17 days ago 850th alomiF 639 102 4 Nov 2024 851st nephila-nacrea 🇬🇧 638 58 3 Feb 2021 852nd Maznek 638 73 30 Jun 2023 853rd NickTheEASDude 🇺🇸 638 95 1 Jul 2024 854th msbranicky 638 134 3 Oct 2023 855th MeWhenI 🇻🇦 635 82 21 Jul 2023 856th Shanethegamer 🇺🇸 633 57 27 Jul 2023 857th janbehrens 🇩🇪 633 135 13 Jun 2021 858th MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 859th AkashTandon167 631 78 25 May 2021 859th jhpaques 🇫🇷 631 78 30 Nov 2022 861st SirBogman 🇺🇸 631 84 14 Dec 2021 862nd sreyfe 631 119 9 Jun 2024 863rd MeWhenI 🇻🇦 630 90 24 Oct 2024 864th emgordon154 628 187 29 Jan 2025 865th NewDefectus 🇮🇱 627 59 25 Oct 2021 866th janbehrens 🇩🇪 626 136 9 Jul 2021 867th Shanethegamer 🇺🇸 623 64 26 Jul 2023 868th twocatsinatrenchcoat 623 79 29 Mar 2022 868th SniperSmiley 🇺🇸 623 79 23 Jun 2022 868th Glinte 623 79 14 Dec 2023 868th Bmrl7 623 79 19 Mar 2024 872nd MeWhenI 🇻🇦 621 101 9 May 2024 873rd emgordon154 620 151 6 Oct 2024 874th ovs-code 🇩🇪 619 48 2 Jan 2024 875th janbehrens 🇩🇪 619 68 18 Jan 2021 876th edsrzf 🇳🇿 619 138 21 Dec 2024 877th Yewzir 🇧🇪 618 64 16 Nov 2023 877th targrik 618 64 13 Mar 2025 879th AkashTandon167 616 86 25 May 2021 880th MeWhenI 🇻🇦 616 106 26 Aug 2023 881st bastienvoirin 🇫🇷 615 80 4 Feb 2021 881st argusdusty 🇺🇸 615 80 25 Mar 2021 881st OppositeShark 615 80 9 Apr 2022 881st WillowWispy 615 80 16 Mar 2025 885th dokutan 614 106 24 Mar 2025 886th Shanethegamer 🇺🇸 612 85 21 Dec 2024 887th orthoplex 🇨🇽 612 153 25 Jun 2023 888th Shanethegamer 🇺🇸 612 192 2 Apr 2025 889th bwat2 611 163 14 Dec 2021 890th ashtraypettingzoo 🇺🇸 610 36 23 Feb 2023 891st omurakazuaki 🇯🇵 610 69 19 Feb 2021 892nd codename68 610 123 13 Aug 2022 893rd Herbert00709 🇵🇱 609 87 19 Nov 2024 894th Shanethegamer 🇺🇸 608 65 2 Aug 2022 895th MeWhenI 🇻🇦 608 71 3 Aug 2024 896th vodker1 608 81 9 Mar 2022 896th tooningelaere 608 81 5 Dec 2022 898th JRaspass 🇬🇧 607 61 5 Sep 2021 899th AbhayAravinda 605 77 1 May 2021 900th KevinMarquette 🇺🇸 602 60 21 Oct 2021 Prev 826–900 of 1,672 Next