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 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 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 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 Chars Time Submitted 298th GrayJoKing 🇦🇺 881 45 5ms 21 Sep 2021 298th DaCuteRaccoon 881 45 4ms 9 Dec 2022 298th DialFrost 🇸🇬 881 45 5ms 1 Feb 2023 298th janbehrens 🇩🇪 881 45 5ms 16 May 2023 305th GrayJoKing 🇦🇺 881 69 2ms 9 Apr 2022 306th emplv 🇱🇻 881 97 25ms 27 Jul 2023 307th SirBogman 🇺🇸 880 21 3ms 30 Sep 2022 308th lynn 880 25 36ms 11 Apr 2021 308th GrayJoKing 🇦🇺 880 25 35ms 15 Feb 2022 308th jared-hughes 880 25 34ms 21 Apr 2022 308th rak1507 🇬🇧 880 25 35ms 28 Jan 2023 308th bstrat 880 25 40ms 15 Jul 2024 313th DialFrost 🇸🇬 880 52 224ms 7 Jan 2024 313th Steffan153 🇫🇮 880 52 238ms 26 Feb 2024 313th sean-niemann 🇺🇸 880 52 216ms 27 Jun 2025 316th schachmattmatt 880 56 16ms 18 Aug 2021 316th MeWhenI 🇻🇦 880 56 35ms 22 Oct 2021 316th Irratix 🇳🇱 880 56 12ms 19 Apr 2022 316th tri1212 🇻🇳 880 56 15ms 18 Jul 2022 316th fredrik-bakke 🇳🇴 880 56 11ms 29 Sep 2022 316th neel11235813 880 56 33ms 21 Dec 2022 316th sisyphus-ppcg 🇦🇺 880 56 35ms 23 Mar 2023 316th elgan65536 880 56 11ms 31 Mar 2024 316th HETHAT 🇩🇿 880 56 11ms 12 Apr 2024 316th wh3n3v3r 🇨🇿 880 56 11ms 12 Nov 2024 316th plcc0 880 56 21ms 19 Mar 2025 316th Babafaba 880 56 27ms 41 mins ago 328th JayXon 🇺🇸 880 73 106ms 15 Oct 2022 328th Steffan153 🇫🇮 880 73 110ms 7 Dec 2022 328th sean-niemann 🇺🇸 880 73 128ms 20 May 2024 331st tomtheisen 🇺🇸 879 53 12ms 18 Jan 2021 331st prplz 🇦🇺 879 53 10ms 24 Jan 2021 331st jakzo 879 53 11ms 5 Sep 2021 331st ovs-code 🇩🇪 879 53 13ms 5 Oct 2023 331st dokutan 879 53 8ms 18 Jul 2025 336th Steffan153 🇫🇮 879 54 9ms 18 Aug 2024 337th GrayJoKing 🇦🇺 879 74 340ms 6 Jun 2023 337th Steffan153 🇫🇮 879 74 372ms 18 Aug 2024 339th namelessiw 878 76 598ms 2 Oct 2025 339th Yewzir 🇧🇪 878 76 636ms 2 Oct 2025 341st Steffan153 🇫🇮 878 94 52ms 18 Jan 2023 342nd GrayJoKing 🇦🇺 877 73 47ms 27 Jun 2022 342nd primo-ppcg 🇹🇭 877 73 45ms 28 Jun 2022 344th m-tkach 🇺🇦 877 107 18ms 17 May 2022 345th GrayJoKing 🇦🇺 876 27 55ms 2 Aug 2022 346th saito-ta 🇯🇵 876 55 3ms 26 May 2022 346th nwellnhof 🇩🇪 876 55 3ms 13 May 2023 348th GrayJoKing 🇦🇺 876 63 7ms 31 Jan 2025 349th Steffan153 🇫🇮 876 81 63ms 23 Mar 2023 349th sean-niemann 🇺🇸 876 81 63ms 23 Sep 2023 351st primo-ppcg 🇹🇭 875 78 5ms 2 May 2023 352nd emplv 🇱🇻 875 98 283ms 18 Jan 2022 352nd stefangimmillaro 875 98 254ms 21 Jun 2023 354th Irratix 🇳🇱 874 68 307ms 13 Dec 2021 354th namelessiw 874 68 356ms 18 Jul 2025 356th stefangimmillaro 873 82 48ms 26 Apr 2025 357th m-tkach 🇺🇦 872 55 421ms 20 Jan 2024 357th neel11235813 872 55 370ms 29 Mar 2024 359th primo-ppcg 🇹🇭 872 57 120ms 1 May 2023 360th zacjl 872 72 41ms 13 Feb 2025 361st jared-hughes 869 126 15ms 7 Jul 2024 362nd JayXon 🇺🇸 869 127 1,772ms 22 Apr 2024 363rd Steffan153 🇫🇮 868 79 405ms 23 Mar 2023 364th btjones0 867 87 123ms 26 Jan 2021 364th lynn 867 87 117ms 7 Jul 2024 366th MeWhenI 🇻🇦 866 85 13ms 30 Oct 2021 367th stefangimmillaro 865 79 120ms 21 Jun 2023 368th Irratix 🇳🇱 865 82 65ms 18 Dec 2022 369th Shanethegamer 🇺🇸 864 53 1,181ms 23 May 2021 369th MeWhenI 🇻🇦 864 53 996ms 16 Mar 2022 371st primo-ppcg 🇹🇭 864 57 11ms 18 Jan 2021 371st prplz 🇦🇺 864 57 14ms 21 Jan 2021 371st OllieBoyne 🇬🇧 864 57 11ms 22 Jan 2021 371st hiddicop 🇸🇪 864 57 10ms 29 Jan 2021 371st lynn 864 57 13ms 6 Mar 2021 First Prev 301–375 of 1,801 Next Last