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 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 Bytes Time 826th rboath 670 58 8 Jan 2025 827th 5quiwyrm 669 54 5 Dec 2024 828th tatzyr 🇯🇵 669 63 29 Dec 2024 829th Trunksistor 🇫🇷 669 75 25 May 2022 829th celiendonze 🇨🇭 669 75 16 Jun 2023 829th qwjhvbxi 669 75 9 Feb 2024 829th wenbang24 669 75 6 Apr 2024 833rd I-Love-47 🇺🇦 668 106 10 Feb 2022 834th CaedenHarper 🇨🇦 665 70 31 Jan 2025 835th Natanaelel 🇸🇪 661 56 20 Jan 2024 836th DialFrost 🇸🇬 661 75 21 days ago 837th Waffle3z 660 76 20 Jan 2021 837th hellwue 660 76 16 Nov 2023 837th dokutan 660 76 24 Mar 2025 840th 77Tigers 659 114 9 Apr 2024 841st HumanoidCPU 657 73 3 Jun 2024 842nd uttumuttu 🇫🇮 656 71 8 Jan 2022 842nd olleicua 🇺🇸 656 71 20 Feb 2024 844th SirBogman 🇺🇸 656 108 3 Jan 2022 845th emgordon154 655 70 6 Sep 2024 846th Jacob385 654 155 9 Apr 2024 847th kumavale 🇯🇵 653 115 3 May 2021 848th f-tucker 652 77 2 Feb 2024 848th undefinedRyan 652 77 19 Apr 2025 850th msbranicky 651 134 3 Oct 2023 851st jwhear 🇺🇸 651 171 1 Oct 2024 852nd xiBread 🇺🇸 649 57 24 Aug 2021 853rd boxjelly 648 65 11 Feb 2021 853rd msbranicky 648 65 12 Sep 2023 855th Bubbler-4 648 97 13 Sep 2023 856th MeWhenI 🇻🇦 646 71 3 Aug 2024 857th Shanethegamer 🇺🇸 646 97 22 Dec 2023 858th janbehrens 🇩🇪 646 135 13 Jun 2021 859th AkashTandon167 643 78 25 May 2021 859th jhpaques 🇫🇷 643 78 30 Nov 2022 861st SirBogman 🇺🇸 642 84 14 Dec 2021 862nd johnnythedoggie 641 106 3 Mar 2021 863rd emgordon154 640 98 10 Dec 2024 864th KatieLG 🇬🇧 639 77 2 Oct 2022 865th alomiF 639 102 4 Nov 2024 866th nephila-nacrea 🇬🇧 638 58 3 Feb 2021 867th Maznek 638 73 30 Jun 2023 868th NickTheEASDude 🇺🇸 638 95 1 Jul 2024 869th annaproxy 637 93 24 Dec 2022 870th ashtraypettingzoo 🇺🇸 635 36 23 Feb 2023 871st twocatsinatrenchcoat 635 79 29 Mar 2022 871st SniperSmiley 🇺🇸 635 79 23 Jun 2022 871st Glinte 635 79 14 Dec 2023 871st Bmrl7 635 79 19 Mar 2024 875th MeWhenI 🇻🇦 635 82 21 Jul 2023 876th Shanethegamer 🇺🇸 633 57 27 Jul 2023 877th MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 878th edsrzf 🇳🇿 632 138 21 Dec 2024 879th emgordon154 632 186 24 days ago 880th SirFireball3521 631 58 2 Mar 2023 881st dokutan 631 76 24 Mar 2025 882nd sreyfe 631 119 9 Jun 2024 883rd MeWhenI 🇻🇦 630 90 24 Oct 2024 884th NewDefectus 🇮🇱 627 59 25 Oct 2021 885th bastienvoirin 🇫🇷 627 80 4 Feb 2021 885th argusdusty 🇺🇸 627 80 25 Mar 2021 885th OppositeShark 627 80 9 Apr 2022 885th snoozingnewt 🇺🇸 627 80 11 Feb 2024 885th WillowWispy 627 80 16 Mar 2025 890th AkashTandon167 627 86 25 May 2021 891st janbehrens 🇩🇪 626 136 9 Jul 2021 892nd Shanethegamer 🇺🇸 623 64 26 Jul 2023 893rd bwat2 622 163 14 Dec 2021 894th Herbert00709 🇵🇱 620 87 19 Nov 2024 895th emgordon154 620 151 6 Oct 2024 896th janbehrens 🇩🇪 619 68 18 Jan 2021 897th vodker1 619 81 9 Mar 2022 897th tooningelaere 619 81 5 Dec 2022 899th Yewzir 🇧🇪 618 64 16 Nov 2023 899th targrik 618 64 13 Mar 2025 Prev 826–900 of 1,708 Next