Kolakoski Sequence in all languages in chars. 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers 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 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 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 Minesweeper NFA Simulator Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 366th Indivicivet 864 57 13ms 26 Oct 2021 366th bricknellj 864 57 11ms 14 Jan 2022 366th scpchicken 🇵🇼 864 57 14ms 12 Mar 2022 366th pascscha 864 57 13ms 28 Apr 2022 366th jgygax 864 57 12ms 28 Apr 2022 366th stefangimmillaro 864 57 11ms 13 May 2022 366th ZakkkkAttackkkk 🇵🇭 864 57 16ms 31 Jul 2022 366th inventshah 864 57 11ms 19 Sep 2022 366th LogicalJoe 864 57 10ms 19 Sep 2022 366th lzahray 864 57 31ms 21 Oct 2022 366th thehylian 864 57 12ms 10 Jan 2023 366th 5cw 🇺🇸 864 57 15ms 10 Apr 2023 366th xsot 🇸🇬 864 57 27ms 26 Apr 2023 366th Rubiksmath 864 57 11ms 14 Aug 2023 366th bzijlema 🇳🇱 864 57 14ms 15 Nov 2023 366th janbehrens 🇩🇪 864 57 11ms 30 Dec 2023 366th mathisfun271 864 57 11ms 4 Feb 2024 366th thienudomsrirungruang 864 57 11ms 27 Apr 2024 366th Seek64 🇩🇪 864 57 11ms 19 Jun 2024 366th wuzekai518 864 57 13ms 2 Aug 2024 366th bizy-coder 864 57 35ms 14 Aug 2024 366th michaelmgreer 864 57 11ms 13 days ago 366th snoozingnewt 🇺🇸 864 57 21ms 7 days ago 399th Irratix 🇳🇱 864 82 65ms 18 Dec 2022 400th Shanethegamer 🇺🇸 863 53 1,181ms 23 May 2021 400th MeWhenI 🇻🇦 863 53 996ms 16 Mar 2022 402nd DaCuteRaccoon 863 54 10ms 9 Dec 2022 403rd janbehrens 🇩🇪 862 43 3ms 18 Jan 2021 404th sisyphus-ppcg 🇦🇺 861 56 2ms 12 Jul 2022 405th ovs-code 🇩🇪 861 73 71ms 17 Sep 2023 405th error256 861 73 71ms 19 Jun 2024 407th DialFrost 🇸🇬 860 76 4ms 14 Sep 2024 408th GrayJoKing 🇦🇺 857 96 35ms 18 Jan 2023 408th lynn 857 96 42ms 6 Aug 2023 410th sean-niemann 🇺🇸 856 58 113ms 27 Apr 2024 411th Irratix 🇳🇱 856 62 2ms 20 Dec 2021 411th ovs-code 🇩🇪 856 62 2ms 8 May 2023 411th sean-niemann 🇺🇸 856 62 2ms 18 Dec 2023 414th Lydxn 🇨🇦 855 63 2ms 15 Jan 2024 414th JayXon 🇺🇸 855 63 2ms 29 Jan 2024 416th primo-ppcg 🇹🇭 854 78 150ms 27 Mar 2021 416th Shanethegamer 🇺🇸 854 78 186ms 18 Mar 2023 416th Ripick 854 78 138ms 2 Jun 2025 419th sean-niemann 🇺🇸 854 80 117ms 21 Sep 2023 419th Yewzir 🇧🇪 854 80 90ms 16 Nov 2023 421st inventshah 854 83 64ms 17 Nov 2022 421st ovs-code 🇩🇪 854 83 61ms 3 Jun 2024 423rd primo-ppcg 🇹🇭 854 195 13ms 2 Aug 2023 424th Lydxn 🇨🇦 853 100 27ms 13 Oct 2023 425th ovs-code 🇩🇪 851 138 17 Feb 2025 426th Steffan153 🇫🇮 850 77 5ms 1 Nov 2023 427th MeWhenI 🇻🇦 850 84 43ms 29 Apr 2025 428th edsrzf 🇳🇿 849 53 1,014ms 31 Aug 2025 428th DialFrost 🇸🇬 849 53 989ms 1 Sep 2025 430th Espiobest 849 58 11ms 13 Mar 2021 430th fgrosshans 🇫🇷 849 58 13ms 18 Jul 2022 430th MaxElf999 849 58 12ms 3 Oct 2022 430th Alex-x90 🇺🇸 849 58 39ms 23 Mar 2023 430th Natanaelel 🇸🇪 849 58 12ms 11 Apr 2023 430th InigoK 🇺🇸 849 58 31ms 28 May 2023 430th Kacarott 🇦🇺 849 58 30ms 13 Oct 2023 430th m42km 849 58 40ms 25 Nov 2023 430th StefanHabel 🇨🇦 849 58 13ms 20 Apr 2024 430th NickTheEASDude 🇺🇸 849 58 37ms 1 Jul 2024 430th namelessiw 849 58 44ms 27 Jul 2024 430th edsrzf 🇳🇿 849 58 18ms 22 Nov 2024 430th ryyyn 🇺🇸 849 58 29ms 6 Jan 2025 430th croc54 849 58 36ms 9 Jan 2025 430th andrewjc2000 849 58 31ms 11 Mar 2025 430th wuduculfre 849 58 29ms 22 Jul 2025 430th cros107 🇦🇺 849 58 11ms 16 Sep 2025 430th blaztoma 🇱🇹 849 58 40ms 22 days ago 430th mossiegoat 849 58 12ms 23 hours ago 449th MeWhenI 🇻🇦 849 65 7ms 24 Dec 2024 450th Shanethegamer 🇺🇸 849 67 2,719ms 27 Oct 2024 First Prev 376–450 of 1,765 Next Last