The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
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 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 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 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 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 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 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 Rule 110 Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Points Chars Time 374th Steffan153 🇫🇮 892 34 19 Dec 2022 374th MeWhenI 🇻🇦 892 34 28 Jan 2023 374th DialFrost 🇸🇬 892 34 23 Dec 2023 374th pardouin 🇫🇷 892 34 22 Sep 2024 380th JayXon 🇺🇸 892 122 5 May 2024 380th ovs-code 🇩🇪 892 122 5 May 2024 382nd clementblaudeau 891 48 29 Jun 2022 382nd shelerr 891 48 14 Jul 2022 382nd anter69 🇭🇺 891 48 24 Jul 2022 382nd idoweinstein 891 48 4 Aug 2022 382nd jakobkordez 🇸🇮 891 48 6 Nov 2022 382nd M0PKOBKA 891 48 26 Dec 2022 382nd Fracture17 891 48 17 Apr 2023 382nd falsidge 891 48 15 Jun 2023 382nd fourth-bit 891 48 24 Jun 2023 382nd adamnielson42 🇺🇸 891 48 17 Aug 2023 382nd mathisfun271 891 48 22 Dec 2023 382nd logvp 891 48 30 Dec 2023 382nd minhtrancccp 891 48 11 Jan 2024 382nd inverseLorentz 🇦🇺 891 48 1 Apr 2024 382nd Yewzir 🇧🇪 891 48 7 May 2024 382nd abcdhhhh 891 48 25 Aug 2024 398th Bubbler-4 890 46 11 Feb 2022 398th kgolf 890 46 14 Feb 2022 400th uttumuttu 🇫🇮 889 44 6 Mar 2022 400th janbehrens 🇩🇪 889 44 24 Apr 2023 400th two-bad 🇬🇧 889 44 25 Feb 2024 403rd GrayJoKing 🇦🇺 889 50 29 Jan 2022 403rd annaproxy 889 50 29 Jan 2022 403rd primo-ppcg 🇹🇭 889 50 30 Jan 2022 403rd Steffan153 🇫🇮 889 50 24 Sep 2022 403rd IanUtley 889 50 14 Nov 2023 403rd ovs-code 🇩🇪 889 50 30 Jun 2024 409th JayXon 🇺🇸 888 70 14 Oct 2022 409th Lydxn 🇨🇦 888 70 15 Oct 2022 411th kkoenig 887 131 7 Jan 2024 412th canissimia 🇦🇶 885 222 24 Mar 2024 413th MeWhenI 🇻🇦 882 55 8 Jun 2023 414th kg583 🇺🇸 882 63 7 Oct 2024 415th JayXon 🇺🇸 880 76 16 days ago 416th JayXon 🇺🇸 880 88 2 Jul 2022 417th Lydxn 🇨🇦 880 132 27 Feb 2023 418th KatieLG 🇬🇧 879 82 12 Oct 2022 418th janbehrens 🇩🇪 879 82 24 Apr 2023 418th Yewzir 🇧🇪 879 82 7 May 2024 421st stefangimmillaro 879 159 4 May 2023 422nd btnlq 878 124 5 May 2024 423rd Steffan153 🇫🇮 876 47 10 Dec 2022 424th ovs-code 🇩🇪 876 48 3 Aug 2024 424th GrayJoKing 🇦🇺 876 48 13 Aug 2024 424th emgordon154 876 48 19 Sep 2024 424th pardouin 🇫🇷 876 48 22 Sep 2024 428th JayXon 🇺🇸 876 145 25 Mar 2022 429th ovs-code 🇩🇪 875 121 9 Sep 2023 429th JayXon 🇺🇸 875 121 9 Sep 2023 429th DialFrost 🇸🇬 875 121 10 Sep 2023 429th Lydxn 🇨🇦 875 121 10 Sep 2023 429th jacobly0 🇺🇸 875 121 13 Sep 2023 429th MeWhenI 🇻🇦 875 121 6 Oct 2023 429th emgordon154 875 121 2 Oct 2024 429th edsrzf 🇳🇿 875 121 5 days ago 437th martin-viggiano 874 133 21 Jun 2022 437th edsrzf 🇳🇿 874 133 6 days ago 439th LHuitre 873 49 1 Jun 2022 439th glesnick 873 49 14 Jul 2022 439th nstearns96 🇬🇧 873 49 29 Nov 2022 439th fkantelberg 873 49 6 Aug 2023 439th ei14 873 49 7 May 2024 439th gallium-gonzollium 873 49 25 Aug 2024 439th lelbal 873 49 17 Sep 2024 439th Bulmenisaurus 873 49 9 Oct 2024 447th ovs-code 🇩🇪 873 58 27 Nov 2022 447th Steffan153 🇫🇮 873 58 3 Feb 2023 447th GrayJoKing 🇦🇺 873 58 18 Oct 2023 447th xsot 🇸🇬 873 58 8 Feb 2024 Prev 376–450 of 1,501 Next