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 823rd wenbang24 669 75 6 Apr 2024 827th I-Love-47 🇺🇦 668 106 10 Feb 2022 828th emgordon154 666 70 6 Sep 2024 829th CaedenHarper 🇨🇦 665 70 31 Jan 2025 830th Natanaelel 🇸🇪 661 56 20 Jan 2024 831st DialFrost 🇸🇬 661 75 2 days ago 832nd Waffle3z 660 76 20 Jan 2021 832nd hellwue 660 76 16 Nov 2023 832nd dokutan 660 76 24 Mar 2025 835th 77Tigers 658 114 9 Apr 2024 836th MeWhenI 🇻🇦 657 71 3 Aug 2024 837th HumanoidCPU 657 73 3 Jun 2024 838th uttumuttu 🇫🇮 656 71 8 Jan 2022 838th olleicua 🇺🇸 656 71 20 Feb 2024 840th SirBogman 🇺🇸 656 108 3 Jan 2022 841st Jacob385 654 155 9 Apr 2024 842nd kumavale 🇯🇵 653 115 3 May 2021 843rd f-tucker 652 77 2 Feb 2024 843rd undefinedRyan 652 77 19 Apr 2025 845th msbranicky 651 134 3 Oct 2023 846th jwhear 🇺🇸 651 171 1 Oct 2024 847th xiBread 🇺🇸 649 57 24 Aug 2021 848th boxjelly 648 65 11 Feb 2021 848th msbranicky 648 65 12 Sep 2023 850th Bubbler-4 648 97 13 Sep 2023 851st Shanethegamer 🇺🇸 646 97 22 Dec 2023 852nd janbehrens 🇩🇪 646 135 13 Jun 2021 853rd AkashTandon167 643 78 25 May 2021 853rd jhpaques 🇫🇷 643 78 30 Nov 2022 855th SirBogman 🇺🇸 642 84 14 Dec 2021 856th johnnythedoggie 641 106 3 Mar 2021 857th emgordon154 640 98 10 Dec 2024 858th KatieLG 🇬🇧 639 77 2 Oct 2022 859th alomiF 639 102 4 Nov 2024 860th nephila-nacrea 🇬🇧 638 58 3 Feb 2021 861st Maznek 638 73 30 Jun 2023 862nd NickTheEASDude 🇺🇸 638 95 1 Jul 2024 863rd annaproxy 637 93 24 Dec 2022 864th ashtraypettingzoo 🇺🇸 635 36 23 Feb 2023 865th twocatsinatrenchcoat 635 79 29 Mar 2022 865th SniperSmiley 🇺🇸 635 79 23 Jun 2022 865th Glinte 635 79 14 Dec 2023 865th Bmrl7 635 79 19 Mar 2024 869th MeWhenI 🇻🇦 635 82 21 Jul 2023 870th Shanethegamer 🇺🇸 633 57 27 Jul 2023 871st MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 872nd edsrzf 🇳🇿 632 138 21 Dec 2024 873rd emgordon154 632 186 5 days ago 874th SirFireball3521 631 58 2 Mar 2023 875th dokutan 631 76 24 Mar 2025 876th sreyfe 631 119 9 Jun 2024 877th MeWhenI 🇻🇦 630 90 24 Oct 2024 878th NewDefectus 🇮🇱 627 59 25 Oct 2021 879th bastienvoirin 🇫🇷 627 80 4 Feb 2021 879th argusdusty 🇺🇸 627 80 25 Mar 2021 879th OppositeShark 627 80 9 Apr 2022 879th snoozingnewt 🇺🇸 627 80 11 Feb 2024 879th WillowWispy 627 80 16 Mar 2025 884th AkashTandon167 627 86 25 May 2021 885th janbehrens 🇩🇪 626 136 9 Jul 2021 886th Shanethegamer 🇺🇸 623 64 26 Jul 2023 887th bwat2 622 163 14 Dec 2021 888th Herbert00709 🇵🇱 620 87 19 Nov 2024 889th emgordon154 620 151 6 Oct 2024 890th janbehrens 🇩🇪 619 68 18 Jan 2021 891st vodker1 619 81 9 Mar 2022 891st tooningelaere 619 81 5 Dec 2022 893rd Yewzir 🇧🇪 618 64 16 Nov 2023 893rd targrik 618 64 13 Mar 2025 895th dokutan 614 106 24 Mar 2025 896th Natanaelel 🇸🇪 613 88 9 May 2024 897th fynnkroeger 612 82 24 Mar 2021 897th BrenSchaap 612 82 21 Oct 2021 897th MichaelMBradley 🇨🇦 612 82 18 Feb 2022 900th Shanethegamer 🇺🇸 612 85 21 Dec 2024 Prev 826–900 of 1,698 Next