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 447th IanUtley 893 50 15ms 14 Nov 2023 447th ovs-code 🇩🇪 893 50 20ms 30 Jun 2024 453rd clementblaudeau 892 48 9ms 29 Jun 2022 453rd shelerr 892 48 14ms 14 Jul 2022 453rd anter69 🇭🇺 892 48 13ms 24 Jul 2022 453rd idoweinstein 892 48 11ms 4 Aug 2022 453rd jakobkordez 🇸🇮 892 48 10ms 6 Nov 2022 453rd M0PKOBKA 892 48 9ms 26 Dec 2022 453rd Fracture17 892 48 12ms 17 Apr 2023 453rd falsidge 892 48 10ms 15 Jun 2023 453rd fourth-bit 892 48 9ms 24 Jun 2023 453rd adamnielson42 🇺🇸 892 48 12ms 17 Aug 2023 453rd mathisfun271 892 48 10ms 22 Dec 2023 453rd logvp 892 48 9ms 30 Dec 2023 453rd minhtrancccp 892 48 10ms 11 Jan 2024 453rd inverseLorentz 🇦🇺 892 48 9ms 1 Apr 2024 453rd Yewzir 🇧🇪 892 48 13ms 7 May 2024 453rd abcdhhhh 892 48 10ms 25 Aug 2024 453rd ryyyn 🇺🇸 892 48 13ms 11 Jan 2025 453rd Languag3 892 48 10ms 3 Mar 2025 453rd albanian-laundromat 892 48 11ms 26 Apr 2025 453rd swtchblade 892 48 9ms 12 Jul 2025 453rd luuumine 🇫🇷 892 48 12 days ago 474th uttumuttu 🇫🇮 891 44 11ms 6 Mar 2022 474th janbehrens 🇩🇪 891 44 9ms 24 Apr 2023 474th two-bad 🇬🇧 891 44 9ms 25 Feb 2024 474th targrik 891 44 10ms 15 Feb 2025 474th snoozingnewt 🇺🇸 891 44 9ms 2 days ago 479th MeWhenI 🇻🇦 890 55 1,255ms 8 Jun 2023 479th pardouin 🇫🇷 890 55 1,353ms 23 Apr 2025 481st JayXon 🇺🇸 889 76 2,759ms 8 Nov 2024 481st pardouin 🇫🇷 889 76 2,786ms 30 Nov 2024 483rd Lydxn 🇨🇦 888 132 250ms 27 Feb 2023 484th acotis 887 139 133ms 5 days ago 485th xsot 🇸🇬 887 140 739ms 19 Jun 2025 486th canissimia 🇦🇶 887 222 368ms 24 Mar 2024 487th JayXon 🇺🇸 885 88 147ms 2 Jul 2022 488th btnlq 884 124 414ms 5 May 2024 489th KatieLG 🇬🇧 882 82 317ms 12 Oct 2022 489th janbehrens 🇩🇪 882 82 392ms 24 Apr 2023 489th Yewzir 🇧🇪 882 82 382ms 7 May 2024 489th CaedenHarper 🇨🇦 882 82 45 hours ago 493rd GrayJoKing 🇦🇺 881 44 74ms 17 Sep 2023 493rd ovs-code 🇩🇪 881 44 78ms 12 Sep 2024 495th edsrzf 🇳🇿 881 57 47ms 14 Jan 2025 496th martin-viggiano 881 133 263ms 21 Jun 2022 496th edsrzf 🇳🇿 881 133 328ms 18 Nov 2024 496th fuzzylojik-golf 🇺🇸 881 133 288ms 8 Sep 2025 499th ovs-code 🇩🇪 880 48 148ms 3 Aug 2024 499th GrayJoKing 🇦🇺 880 48 140ms 13 Aug 2024 499th emgordon154 880 48 131ms 19 Sep 2024 499th pardouin 🇫🇷 880 48 137ms 22 Sep 2024 503rd ovs-code 🇩🇪 878 58 5ms 27 Nov 2022 503rd Steffan153 🇫🇮 878 58 4ms 3 Feb 2023 503rd GrayJoKing 🇦🇺 878 58 4ms 18 Oct 2023 503rd xsot 🇸🇬 878 58 5ms 8 Feb 2024 503rd sean-niemann 🇺🇸 878 58 4ms 13 Mar 2025 503rd pardouin 🇫🇷 878 58 4ms 13 Mar 2025 509th Shanethegamer 🇺🇸 878 107 925ms 27 Mar 2025 509th pardouin 🇫🇷 878 107 1,022ms 28 Mar 2025 509th emgordon154 878 107 28 Mar 2025 509th MeWhenI 🇻🇦 878 107 951ms 28 Mar 2025 509th DialFrost 🇸🇬 878 107 996ms 28 Mar 2025 514th saito-ta 🇯🇵 878 131 85ms 20 Nov 2023 515th Bubbler-4 877 46 27ms 11 Feb 2022 515th kgolf 877 46 26ms 14 Feb 2022 517th GrayJoKing 🇦🇺 877 136 8ms 10 Apr 2022 518th Lydxn 🇨🇦 875 89 149ms 4 Apr 2022 519th Yewzir 🇧🇪 875 134 300ms 28 Oct 2023 520th JayXon 🇺🇸 875 141 145ms 4 Apr 2025 521st LHuitre 874 49 11ms 1 Jun 2022 521st glesnick 874 49 10ms 14 Jul 2022 521st nstearns96 🇬🇧 874 49 16ms 29 Nov 2022 521st fkantelberg 874 49 12ms 6 Aug 2023 521st ei14 874 49 9ms 7 May 2024 First Prev 451–525 of 1,894 Next Last