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 298th rak1507 🇬🇧 880 25 35ms 28 Jan 2023 298th bstrat 880 25 40ms 15 Jul 2024 303rd sisyphus-ppcg 🇦🇺 880 45 5ms 17 Jan 2021 303rd Lydxn 🇨🇦 880 45 7ms 17 Jan 2021 303rd emplv 🇱🇻 880 45 5ms 17 Jan 2021 303rd GrayJoKing 🇦🇺 880 45 7ms 21 Sep 2021 303rd DaCuteRaccoon 880 45 5ms 9 Dec 2022 303rd DialFrost 🇸🇬 880 45 6ms 1 Feb 2023 303rd janbehrens 🇩🇪 880 45 5ms 16 May 2023 310th schachmattmatt 880 56 16ms 18 Aug 2021 310th MeWhenI 🇻🇦 880 56 35ms 22 Oct 2021 310th Irratix 🇳🇱 880 56 12ms 19 Apr 2022 310th tri1212 🇻🇳 880 56 15ms 18 Jul 2022 310th fredrik-bakke 🇳🇴 880 56 11ms 29 Sep 2022 310th neel11235813 880 56 33ms 21 Dec 2022 310th sisyphus-ppcg 🇦🇺 880 56 35ms 23 Mar 2023 310th elgan65536 880 56 11ms 31 Mar 2024 310th HETHAT 🇩🇿 880 56 11ms 12 Apr 2024 310th wh3n3v3r 🇨🇿 880 56 11ms 12 Nov 2024 310th plcc0 880 56 21ms 19 Mar 2025 321st GrayJoKing 🇦🇺 880 69 2ms 9 Apr 2022 322nd DialFrost 🇸🇬 879 52 224ms 7 Jan 2024 322nd Steffan153 🇫🇮 879 52 238ms 26 Feb 2024 322nd sean-niemann 🇺🇸 879 52 216ms 27 Jun 2025 325th tomtheisen 🇺🇸 879 53 12ms 18 Jan 2021 325th prplz 🇦🇺 879 53 10ms 24 Jan 2021 325th jakzo 879 53 11ms 5 Sep 2021 325th ovs-code 🇩🇪 879 53 13ms 5 Oct 2023 325th dokutan 879 53 8ms 18 Jul 2025 330th GrayJoKing 🇦🇺 879 74 340ms 6 Jun 2023 330th Steffan153 🇫🇮 879 74 372ms 18 Aug 2024 332nd emplv 🇱🇻 879 97 25ms 27 Jul 2023 333rd JayXon 🇺🇸 878 73 106ms 15 Oct 2022 333rd Steffan153 🇫🇮 878 73 110ms 7 Dec 2022 333rd sean-niemann 🇺🇸 878 73 128ms 20 May 2024 336th Steffan153 🇫🇮 877 54 9ms 18 Aug 2024 337th GrayJoKing 🇦🇺 877 73 47ms 27 Jun 2022 337th primo-ppcg 🇹🇭 877 73 45ms 28 Jun 2022 339th namelessiw 877 76 378ms 20 days ago 339th Yewzir 🇧🇪 877 76 474ms 20 days ago 341st m-tkach 🇺🇦 877 107 18ms 17 May 2022 342nd GrayJoKing 🇦🇺 876 27 55ms 2 Aug 2022 343rd saito-ta 🇯🇵 876 55 3ms 26 May 2022 343rd nwellnhof 🇩🇪 876 55 3ms 13 May 2023 345th GrayJoKing 🇦🇺 876 63 7ms 31 Jan 2025 346th primo-ppcg 🇹🇭 875 78 5ms 2 May 2023 347th Steffan153 🇫🇮 875 81 63ms 23 Mar 2023 347th sean-niemann 🇺🇸 875 81 63ms 23 Sep 2023 349th Steffan153 🇫🇮 875 94 52ms 18 Jan 2023 350th emplv 🇱🇻 874 98 283ms 18 Jan 2022 350th stefangimmillaro 874 98 254ms 21 Jun 2023 352nd Irratix 🇳🇱 873 68 307ms 13 Dec 2021 352nd namelessiw 873 68 356ms 18 Jul 2025 354th zacjl 872 72 49ms 13 Feb 2025 355th m-tkach 🇺🇦 871 55 421ms 20 Jan 2024 355th neel11235813 871 55 370ms 29 Mar 2024 357th primo-ppcg 🇹🇭 871 57 120ms 1 May 2023 358th stefangimmillaro 871 82 48ms 26 Apr 2025 359th jared-hughes 869 126 15ms 7 Jul 2024 360th JayXon 🇺🇸 869 127 1,772ms 22 Apr 2024 361st Steffan153 🇫🇮 866 79 405ms 23 Mar 2023 362nd MeWhenI 🇻🇦 866 85 13ms 30 Oct 2021 363rd btjones0 866 87 145ms 26 Jan 2021 363rd lynn 866 87 131ms 7 Jul 2024 365th stefangimmillaro 865 79 120ms 21 Jun 2023 366th primo-ppcg 🇹🇭 864 57 11ms 18 Jan 2021 366th prplz 🇦🇺 864 57 14ms 21 Jan 2021 366th OllieBoyne 🇬🇧 864 57 11ms 22 Jan 2021 366th hiddicop 🇸🇪 864 57 10ms 29 Jan 2021 366th lynn 864 57 13ms 6 Mar 2021 366th vezzick 864 57 12ms 8 Mar 2021 366th kops-cg 864 57 14ms 8 Apr 2021 366th clementblaudeau 864 57 13ms 1 Jun 2021 366th jared-hughes 864 57 12ms 14 Aug 2021 366th michelebastione 🇮🇹 864 57 13ms 16 Aug 2021 First Prev 301–375 of 1,765 Next Last