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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula 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 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 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 Colors (Inverse) 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 Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Trinomial Triangle Turtle Tutorial # Golfer Points Chars Time 826th 77Tigers 658 114 9 Apr 2024 827th uttumuttu 🇫🇮 656 71 8 Jan 2022 827th olleicua 🇺🇸 656 71 20 Feb 2024 829th Trunksistor 🇫🇷 656 75 25 May 2022 829th celiendonze 🇨🇭 656 75 16 Jun 2023 829th qwjhvbxi 656 75 9 Feb 2024 829th wenbang24 656 75 6 Apr 2024 833rd SirBogman 🇺🇸 656 108 3 Jan 2022 834th kumavale 🇯🇵 653 115 3 May 2021 835th annaproxy 652 91 13 Jan 2023 836th AdrienHache 🇫🇷 651 91 31 Dec 2023 837th Jacob385 651 153 9 Apr 2024 838th jwhear 🇺🇸 651 171 1 Oct 2024 839th xiBread 🇺🇸 649 57 24 Aug 2021 840th boxjelly 648 65 11 Feb 2021 840th msbranicky 648 65 12 Sep 2023 842nd Waffle3z 648 76 20 Jan 2021 842nd hellwue 648 76 16 Nov 2023 842nd yuchuehw 648 76 18 Jan 2024 845th Bubbler-4 648 97 13 Sep 2023 846th Shanethegamer 🇺🇸 646 97 22 Dec 2023 847th DialFrost 🇸🇬 645 67 3 Aug 2024 848th johnnythedoggie 641 106 3 Mar 2021 849th emgordon154 640 98 10 Dec 2024 850th f-tucker 639 77 2 Feb 2024 850th undefinedRyan 639 77 19 Apr 2025 852nd alomiF 639 102 4 Nov 2024 853rd nephila-nacrea 🇬🇧 638 58 3 Feb 2021 854th Maznek 638 73 30 Jun 2023 855th NickTheEASDude 🇺🇸 638 95 1 Jul 2024 856th msbranicky 638 134 3 Oct 2023 857th MeWhenI 🇻🇦 635 82 21 Jul 2023 858th Shanethegamer 🇺🇸 633 57 27 Jul 2023 859th janbehrens 🇩🇪 633 135 13 Jun 2021 860th MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 861st emgordon154 632 186 5 days ago 862nd AkashTandon167 631 78 25 May 2021 862nd jhpaques 🇫🇷 631 78 30 Nov 2022 864th SirBogman 🇺🇸 631 84 14 Dec 2021 865th sreyfe 631 119 9 Jun 2024 866th MeWhenI 🇻🇦 630 90 24 Oct 2024 867th NewDefectus 🇮🇱 627 59 25 Oct 2021 868th janbehrens 🇩🇪 626 136 9 Jul 2021 869th Shanethegamer 🇺🇸 623 64 26 Jul 2023 870th twocatsinatrenchcoat 623 79 29 Mar 2022 870th SniperSmiley 🇺🇸 623 79 23 Jun 2022 870th Glinte 623 79 14 Dec 2023 870th Bmrl7 623 79 19 Mar 2024 874th MeWhenI 🇻🇦 621 101 9 May 2024 875th emgordon154 620 151 6 Oct 2024 876th ovs-code 🇩🇪 619 48 2 Jan 2024 877th janbehrens 🇩🇪 619 68 18 Jan 2021 878th edsrzf 🇳🇿 619 138 21 Dec 2024 879th Yewzir 🇧🇪 618 64 16 Nov 2023 879th targrik 618 64 13 Mar 2025 881st AkashTandon167 616 86 25 May 2021 882nd MeWhenI 🇻🇦 616 106 26 Aug 2023 883rd bastienvoirin 🇫🇷 615 80 4 Feb 2021 883rd argusdusty 🇺🇸 615 80 25 Mar 2021 883rd OppositeShark 615 80 9 Apr 2022 883rd WillowWispy 615 80 16 Mar 2025 887th dokutan 614 106 24 Mar 2025 888th Shanethegamer 🇺🇸 612 85 21 Dec 2024 889th orthoplex 🇨🇽 612 153 25 Jun 2023 890th Shanethegamer 🇺🇸 612 192 2 Apr 2025 891st bwat2 611 163 14 Dec 2021 892nd ashtraypettingzoo 🇺🇸 610 36 23 Feb 2023 893rd omurakazuaki 🇯🇵 610 69 19 Feb 2021 894th codename68 610 123 13 Aug 2022 895th Herbert00709 🇵🇱 609 87 19 Nov 2024 896th Shanethegamer 🇺🇸 608 65 2 Aug 2022 897th MeWhenI 🇻🇦 608 71 3 Aug 2024 898th vodker1 608 81 9 Mar 2022 898th tooningelaere 608 81 5 Dec 2022 900th JRaspass 🇬🇧 607 61 5 Sep 2021 Prev 826–900 of 1,679 Next