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 Continued Fractions Crossword 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 Continued Fractions Crossword 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 675th Alex-x90 🇺🇸 771 70 2ms 6 Mar 2023 675th dokutan 771 70 2ms 18 Jul 2025 678th mousetail 🇳🇱 771 98 123ms 3 Oct 2024 679th MeWhenI 🇻🇦 770 47 210ms 28 Jan 2023 680th MeWhenI 🇻🇦 770 59 700ms 15 Sep 2025 681st MeWhenI 🇻🇦 767 89 101ms 25 Dec 2022 682nd emgordon154 766 32 38ms 19 Oct 2025 683rd LostSyntax21 🇬🇧 766 55 41ms 2 Oct 2024 684th retrohun 765 63 120ms 23 Jan 2023 685th Shanethegamer 🇺🇸 765 65 108ms 22 May 2021 686th lynn 765 78 159ms 16 Nov 2021 687th rucin93 🇵🇱 764 60 131ms 9 Aug 2024 688th Waffle3z 764 61 10ms 20 Jan 2021 688th didion0 🇺🇸 764 61 10ms 9 Feb 2021 688th KrausRaus 🇺🇸 764 61 10ms 19 Feb 2021 688th tayloia 🇬🇧 764 61 10ms 29 May 2022 692nd MeWhenI 🇻🇦 764 108 28ms 7 Jun 2023 693rd Steffan153 🇫🇮 763 51 77ms 18 Dec 2022 694th Shanethegamer 🇺🇸 763 93 53ms 12 Jan 2022 695th ArmaanAS 761 66 10ms 4 Apr 2021 695th quimey 761 66 12ms 23 Jun 2023 695th Lv0Sys 🇵🇱 761 66 10ms 22 Jun 2025 695th solisolu 761 66 21ms 25 days ago 699th SirBogman 🇺🇸 759 86 133ms 24 Jan 2021 699th strout 759 86 117ms 15 Dec 2023 701st antimon2 🇯🇵 758 65 479ms 19 Jan 2021 702nd GolfingSuccess 🇬🇷 758 71 6ms 16 Oct 2023 702nd Yewzir 🇧🇪 758 71 3ms 3 days ago 704th kcinnu 🇱🇹 758 146 1,697ms 17 May 2024 705th albanian-laundromat 757 60 699ms 1 Oct 2025 706th duckyluuk 🇳🇱 756 73 8ms 16 Dec 2024 707th janbehrens 🇩🇪 756 93 548ms 24 Mar 2022 708th Shanethegamer 🇺🇸 754 63 5ms 13 Aug 2024 708th emgordon154 754 63 7ms 25 Aug 2024 710th lynn 753 85 1,497ms 12 Sep 2021 711th olivermrose 🇺🇸 752 56 37ms 21 Sep 2021 712th sean-niemann 🇺🇸 752 61 129ms 17 Jun 2025 713th ScottHamper 752 62 9ms 1 Jun 2021 713th helbling 🇨🇭 752 62 11ms 2 Oct 2024 715th RockOfStone 751 81 2ms 4 Nov 2021 715th dokutan 751 81 2ms 18 Jul 2025 717th Mabeloid 🇳🇴 750 64 572ms 17 Sep 2024 717th snoozingnewt 🇺🇸 750 64 472ms 15 Oct 2025 719th msbranicky 750 67 14ms 21 Aug 2023 720th Yewzir 🇧🇪 750 72 2ms 12 Aug 2023 721st cipharius 750 87 187ms 19 Jan 2021 722nd ovs-code 🇩🇪 748 49 146ms 2 Jan 2024 723rd arctouch-cristiannevianna 747 82 332ms 22 Nov 2023 724th Lydxn 🇨🇦 747 223 14ms 24 Jun 2021 725th GolfingSuccess 🇬🇷 743 33 50ms 22 Jul 2022 726th kg583 🇺🇸 741 85 38ms 13 Feb 2025 727th olivermrose 🇺🇸 740 63 9ms 21 Sep 2021 727th GeorgeStechman 🇬🇧 740 63 10ms 17 Nov 2022 729th DialFrost 🇸🇬 740 99 1,101ms 8 Mar 2024 730th SirBogman 🇺🇸 740 139 3ms 21 Dec 2021 731st jared-hughes 739 57 43ms 9 Sep 2022 732nd janbehrens 🇩🇪 739 73 3ms 11 Jun 2021 733rd DialFrost 🇸🇬 738 49 222ms 25 Jun 2024 734th Stockoh 🇫🇷 738 68 34ms 25 Dec 2021 734th Bonjour27891 🇻🇳 738 68 36ms 1 Sep 2022 734th trist224 🇫🇷 738 68 36ms 18 Oct 2022 734th mousetail 🇳🇱 738 68 35ms 11 Aug 2023 734th Command-Master 738 68 36ms 24 Sep 2023 734th firegene 🇮🇪 738 68 36ms 12 Oct 2024 740th AlephSquirrel 738 99 11ms 18 Jan 2025 741st MeWhenI 🇻🇦 734 93 4ms 22 May 2023 742nd Yewzir 🇧🇪 733 62 707ms 6 days ago 743rd guliyevemil1 🇦🇿 733 89 153ms 11 Feb 2021 743rd annaproxy 733 89 192ms 17 Aug 2022 743rd Shanethegamer 🇺🇸 733 89 128ms 20 Jan 2024 746th Omega65536 🇩🇪 733 103 143ms 24 Nov 2022 747th primo-ppcg 🇹🇭 731 117 28ms 14 Jul 2021 748th Shanethegamer 🇺🇸 730 88 103ms 15 Oct 2022 749th Shanethegamer 🇺🇸 729 74 2ms 18 May 2022 750th CaedenHarper 🇨🇦 729 84 354ms 17 Oct 2025 First Prev 676–750 of 1,870 Next Last