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 Mandelbrot 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort 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 Umka Vala 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 Umka Vala 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 Mandelbrot 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Snake Sphenic Numbers Topological Sort Trinomial Triangle Turtle Tutorial # Golfer Points Bytes Time 826th MeWhenI 🇻🇦 684 72 15 Feb 2023 826th Yewzir 🇧🇪 684 72 5 Apr 2024 828th madex 🇩🇪 683 79 11 Jul 2024 829th AdrienHache 🇫🇷 682 41 23 Oct 2023 830th msbranicky 682 89 26 Sep 2023 831st Yewzir 🇧🇪 679 90 14 Oct 2023 832nd jameslindesay 678 74 24 Feb 2021 832nd PkmnQ 678 74 5 May 2024 832nd HumanoidCPU 678 74 3 Jun 2024 832nd RedzGoose 🇦🇺 678 74 14 Oct 2024 832nd yokasuretsu 678 74 13 Jan 2025 837th dokutan 676 59 10 days ago 838th Shanethegamer 🇺🇸 675 126 8 Jul 2021 839th msbranicky 674 80 11 Oct 2023 840th janbehrens 🇩🇪 672 68 9 Apr 2021 841st AdrienHache 🇫🇷 672 91 31 Dec 2023 842nd rboath 670 58 8 Jan 2025 843rd 5quiwyrm 669 54 5 Dec 2024 844th tatzyr 🇯🇵 669 63 29 Dec 2024 845th Trunksistor 🇫🇷 669 75 25 May 2022 845th celiendonze 🇨🇭 669 75 16 Jun 2023 845th qwjhvbxi 669 75 9 Feb 2024 845th wenbang24 669 75 6 Apr 2024 849th I-Love-47 🇺🇦 668 106 10 Feb 2022 850th CaedenHarper 🇨🇦 665 70 31 Jan 2025 851st Natanaelel 🇸🇪 662 56 20 Jan 2024 852nd DialFrost 🇸🇬 661 75 3 Jun 2025 853rd Waffle3z 660 76 20 Jan 2021 853rd hellwue 660 76 16 Nov 2023 853rd dokutan 660 76 24 Mar 2025 856th 77Tigers 660 114 9 Apr 2024 857th targrik 659 60 11 days ago 858th HumanoidCPU 657 73 3 Jun 2024 859th uttumuttu 🇫🇮 656 71 8 Jan 2022 859th olleicua 🇺🇸 656 71 20 Feb 2024 861st SirBogman 🇺🇸 656 108 3 Jan 2022 862nd emgordon154 655 70 6 Sep 2024 863rd kumavale 🇯🇵 654 115 3 May 2021 864th Jacob385 654 155 9 Apr 2024 865th f-tucker 652 77 2 Feb 2024 865th undefinedRyan 652 77 19 Apr 2025 867th msbranicky 652 134 3 Oct 2023 868th jwhear 🇺🇸 651 171 1 Oct 2024 869th xiBread 🇺🇸 650 57 24 Aug 2021 870th dokutan 650 94 10 days ago 871st boxjelly 648 65 11 Feb 2021 871st msbranicky 648 65 12 Sep 2023 873rd Bubbler-4 648 97 13 Sep 2023 874th janbehrens 🇩🇪 647 135 13 Jun 2021 875th MeWhenI 🇻🇦 646 71 3 Aug 2024 876th Shanethegamer 🇺🇸 646 97 22 Dec 2023 877th AkashTandon167 643 78 25 May 2021 877th jhpaques 🇫🇷 643 78 30 Nov 2022 879th SirBogman 🇺🇸 642 84 14 Dec 2021 880th johnnythedoggie 641 106 3 Mar 2021 881st KatieLG 🇬🇧 640 77 2 Oct 2022 882nd emgordon154 640 98 10 Dec 2024 883rd nephila-nacrea 🇬🇧 639 58 3 Feb 2021 884th annaproxy 639 93 24 Dec 2022 885th alomiF 639 102 4 Nov 2024 886th Maznek 638 73 30 Jun 2023 887th NickTheEASDude 🇺🇸 638 95 1 Jul 2024 888th ashtraypettingzoo 🇺🇸 635 36 23 Feb 2023 889th twocatsinatrenchcoat 635 79 29 Mar 2022 889th SniperSmiley 🇺🇸 635 79 23 Jun 2022 889th Glinte 635 79 14 Dec 2023 889th Bmrl7 635 79 19 Mar 2024 893rd MeWhenI 🇻🇦 635 82 21 Jul 2023 894th Shanethegamer 🇺🇸 633 57 27 Jul 2023 895th edsrzf 🇳🇿 633 138 21 Dec 2024 896th MateuszPietrzak 🇵🇱 632 112 16 Jan 2024 897th sreyfe 632 119 9 Jun 2024 898th emgordon154 632 186 30 May 2025 899th SirFireball3521 631 58 2 Mar 2023 900th dokutan 631 76 24 Mar 2025 Prev 826–900 of 1,727 Next