Catalan Numbers 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 223rd AlephSquirrel 931 46 10ms 7 Jan 2023 223rd thehylian 931 46 10ms 11 Jan 2023 223rd zacjl 931 46 10ms 20 Apr 2023 223rd janbehrens 🇩🇪 931 46 9ms 24 Apr 2023 223rd crispshaker 931 46 9ms 19 Jun 2023 223rd ndren 931 46 11ms 5 Aug 2023 223rd CornerMercury 🇬🇧 931 46 11ms 5 Aug 2023 223rd wen1now 931 46 11ms 6 Nov 2023 223rd rucin93 🇵🇱 931 46 10ms 6 Dec 2023 223rd ballaire 931 46 10ms 27 Jan 2024 223rd wuzekai518 931 46 10ms 21 Jun 2024 223rd ahmetdemirag 🇨🇾 931 46 9ms 30 Jun 2024 223rd FranklinJiaChen 931 46 11ms 3 Jul 2024 223rd codingisgreatbutiamnot 931 46 14ms 25 Jul 2024 223rd martion2007 931 46 10ms 14 Aug 2024 223rd bizy-coder 931 46 10ms 16 Aug 2024 223rd CaedenHarper 🇨🇦 931 46 10ms 2 Sep 2024 223rd bzijlema 🇳🇱 931 46 10ms 14 Oct 2024 223rd dokutan 931 46 10ms 18 Mar 2025 223rd plcc0 931 46 10ms 27 Apr 2025 223rd KasperKivimaeki 🇫🇮 931 46 11ms 29 Jun 2025 223rd dirckvdende 931 46 10ms 24 Jul 2025 223rd qpwoeirut 931 46 10ms 13 Aug 2025 223rd blaztoma 🇱🇹 931 46 11ms 26 days ago 223rd solisolu 931 46 10ms 20 days ago 223rd michaelmgreer 931 46 13ms 7 days ago 252nd akshatj27 🇦🇶 929 33 42ms 29 Jan 2022 252nd Waffle3z 929 33 50ms 29 Jan 2022 252nd ovs-code 🇩🇪 929 33 51ms 29 Jan 2022 252nd rak1507 🇬🇧 929 33 45ms 29 Jan 2022 252nd Shanethegamer 🇺🇸 929 33 39ms 29 Jan 2022 252nd jared-hughes 929 33 43ms 12 Sep 2022 252nd ritwin-n 929 33 56ms 11 Jun 2023 252nd Natanaelel 🇸🇪 929 33 35ms 3 Jan 2024 252nd jipsong 🇩🇪 929 33 35ms 30 Jun 2024 261st MeWhenI 🇻🇦 923 34 6ms 15 Jul 2022 262nd primo-ppcg 🇹🇭 923 42 68ms 5 Apr 2025 263rd edsrzf 🇳🇿 921 44 15 Jan 2025 263rd JayXon 🇺🇸 921 44 15 Jan 2025 265th prplz 🇦🇺 920 33 220ms 31 Jan 2022 265th nwellnhof 🇩🇪 920 33 203ms 1 Feb 2022 265th bitsandbeyond 🇳🇱 920 33 197ms 15 days ago 268th sean-niemann 🇺🇸 918 38 928ms 21 Sep 2025 268th fuzzylojik-golf 🇺🇸 918 38 842ms 21 Sep 2025 270th DialFrost 🇸🇬 918 46 139ms 3 Aug 2024 270th sean-niemann 🇺🇸 918 46 166ms 3 Aug 2024 270th Steffan153 🇫🇮 918 46 143ms 3 Aug 2024 270th JayXon 🇺🇸 918 46 127ms 6 Aug 2024 270th Lydxn 🇨🇦 918 46 139ms 6 Aug 2024 270th emplv 🇱🇻 918 46 154ms 29 Oct 2024 270th lukegustafson 🇺🇸 918 46 129ms 3 Apr 2025 277th zacjl 917 44 1,931ms 3 Dec 2024 277th 2bular 917 44 24ms 18 Jun 2025 279th Lydxn 🇨🇦 916 54 29 Jan 2022 279th JayXon 🇺🇸 916 54 29 Jan 2022 279th primo-ppcg 🇹🇭 916 54 29 Jan 2022 279th sisyphus-ppcg 🇦🇺 916 54 2 Feb 2022 279th MeWhenI 🇻🇦 916 54 13 Nov 2022 279th stefangimmillaro 916 54 9 Dec 2022 279th Steffan153 🇫🇮 916 54 11 Feb 2023 279th emgordon154 916 54 17 Nov 2024 279th DialFrost 🇸🇬 916 54 17 Nov 2024 279th sean-niemann 🇺🇸 916 54 30 Dec 2024 279th edsrzf 🇳🇿 916 54 15 Jan 2025 279th pardouin 🇫🇷 916 54 10 Apr 2025 279th fuzzylojik-golf 🇺🇸 916 54 8 Sep 2025 292nd nwellnhof 🇩🇪 916 79 351ms 30 Jan 2022 292nd JayXon 🇺🇸 916 79 380ms 30 Jan 2022 292nd Lydxn 🇨🇦 916 79 374ms 31 Jan 2022 292nd btnlq 916 79 382ms 11 Mar 2023 292nd Yax42 🇫🇷 916 79 376ms 1 Aug 2025 292nd AdrienHache 🇫🇷 916 79 373ms 14 Aug 2025 292nd fuzzylojik-golf 🇺🇸 916 79 349ms 8 Sep 2025 292nd sean-niemann 🇺🇸 916 79 332ms 21 Sep 2025 300th itsh01 912 43 9ms 10 Feb 2022 First Prev 226–300 of 1,894 Next Last