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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Groovy 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 Harbour Hare Haxe Hush Hy iogii Knight Luau 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 Hilbert Curve 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 Minesweeper 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 Topological Sort Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus 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 NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Tower of Hanoi Turtle Tutorial # Golfer Points Bytes Time Submitted 826th Espiobest 691 61 50ms 13 Feb 2021 826th DaCuteRaccoon 691 61 52ms 9 Dec 2022 828th edsrzf 🇳🇿 691 91 26ms 21 Dec 2024 829th MeWhenI 🇻🇦 691 106 373ms 26 Aug 2023 830th msbranicky 689 95 7ms 11 Aug 2023 831st JGDoerrer 689 103 388ms 5 Jan 2022 831st tailorspy 689 103 59ms 29 Oct 2023 833rd Shanethegamer 🇺🇸 689 106 19ms 4 Oct 2024 834th GolfingSuccess 🇬🇷 688 69 35ms 17 Aug 2024 835th richard-oelze 🇩🇪 688 73 37ms 4 Apr 2021 835th mauro-1 🇮🇹 688 73 10ms 18 Aug 2021 835th gchenfc 688 73 10ms 24 Jan 2022 835th hiichbindermax 688 73 11ms 26 Feb 2022 835th Omega65536 🇩🇪 688 73 13ms 24 Nov 2022 835th sandorstormen 688 73 12ms 18 Feb 2023 835th Mr-McChicken 688 73 12ms 15 Oct 2023 835th Masttest 688 73 10ms 21 Feb 2024 843rd Andriamanitra 🇫🇮 687 95 186ms 20 Jul 2023 844th MeWhenI 🇻🇦 685 72 383ms 15 Feb 2023 844th Yewzir 🇧🇪 685 72 421ms 5 Apr 2024 846th DialFrost 🇸🇬 684 67 129ms 3 Aug 2024 847th madex 🇩🇪 683 79 2ms 11 Jul 2024 848th msbranicky 683 89 2ms 26 Sep 2023 849th AdrienHache 🇫🇷 682 41 63ms 23 Oct 2023 850th Yewzir 🇧🇪 681 90 339ms 14 Oct 2023 851st jameslindesay 679 74 12ms 24 Feb 2021 851st PkmnQ 679 74 50ms 5 May 2024 851st HumanoidCPU 679 74 12ms 3 Jun 2024 851st RedzGoose 🇦🇺 679 74 11ms 14 Oct 2024 851st yokasuretsu 679 74 12ms 13 Jan 2025 856th Shanethegamer 🇺🇸 678 126 27ms 8 Jul 2021 857th dokutan 677 59 3ms 18 Jul 2025 858th msbranicky 674 80 5ms 11 Oct 2023 859th janbehrens 🇩🇪 673 68 1,067ms 9 Apr 2021 860th AdrienHache 🇫🇷 673 91 333ms 31 Dec 2023 861st rboath 671 58 82ms 8 Jan 2025 862nd 5quiwyrm 670 54 223ms 5 Dec 2024 863rd Trunksistor 🇫🇷 670 75 15ms 25 May 2022 863rd celiendonze 🇨🇭 670 75 13ms 16 Jun 2023 863rd qwjhvbxi 670 75 11ms 9 Feb 2024 863rd wenbang24 670 75 14ms 6 Apr 2024 867th I-Love-47 🇺🇦 670 106 55ms 10 Feb 2022 868th tatzyr 🇯🇵 669 63 39ms 29 Dec 2024 869th CaedenHarper 🇨🇦 666 70 10ms 31 Jan 2025 870th snoozingnewt 🇺🇸 666 98 112ms 9 days ago 871st Natanaelel 🇸🇪 663 56 5ms 20 Jan 2024 872nd DialFrost 🇸🇬 663 75 112ms 3 Jun 2025 873rd 77Tigers 662 114 137ms 9 Apr 2024 874th Waffle3z 661 76 13ms 20 Jan 2021 874th hellwue 661 76 13ms 16 Nov 2023 874th dokutan 661 76 18ms 24 Mar 2025 877th HumanoidCPU 657 73 457ms 3 Jun 2024 878th SirBogman 🇺🇸 657 108 57ms 3 Jan 2022 879th uttumuttu 🇫🇮 656 71 10ms 8 Jan 2022 879th olleicua 🇺🇸 656 71 13ms 20 Feb 2024 881st emgordon154 655 70 136ms 6 Sep 2024 882nd dokutan 654 69 717ms 30 Aug 2025 883rd msbranicky 654 134 266ms 3 Oct 2023 884th f-tucker 652 77 11ms 2 Feb 2024 884th undefinedRyan 652 77 12ms 19 Apr 2025 884th Emutis 🇱🇹 652 77 12ms 12 Sep 2025 887th dokutan 652 94 367ms 18 Jul 2025 888th olivermrose 🇺🇸 651 57 4ms 24 Aug 2021 889th janbehrens 🇩🇪 649 135 272ms 13 Jun 2021 890th boxjelly 648 65 37ms 11 Feb 2021 890th msbranicky 648 65 43ms 12 Sep 2023 892nd Bubbler-4 648 97 77ms 13 Sep 2023 892nd Shanethegamer 🇺🇸 648 97 13ms 22 Dec 2023 894th jwhear 🇺🇸 647 171 1,651ms 1 Oct 2024 895th MeWhenI 🇻🇦 646 71 134ms 3 Aug 2024 896th AkashTandon167 644 78 12ms 25 May 2021 896th jhpaques 🇫🇷 644 78 20ms 30 Nov 2022 898th johnnythedoggie 644 106 108ms 3 Mar 2021 899th SirBogman 🇺🇸 643 84 2ms 14 Dec 2021 900th annaproxy 642 93 99ms 24 Dec 2022 First Prev 826–900 of 1,830 Next Last