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 150th btnlq 947 32 29 Jan 2022 150th sisyphus-ppcg 🇦🇺 947 32 2 Feb 2022 153rd MeWhenI 🇻🇦 944 18 2 Jul 2023 154th Lydxn 🇨🇦 940 39 29 Jan 2022 154th JayXon 🇺🇸 940 39 29 Jan 2022 154th HPWiz 🇳🇿 940 39 30 Jan 2022 154th antimon2 🇯🇵 940 39 5 Sep 2022 154th Steffan153 🇫🇮 940 39 19 Mar 2023 154th sisyphus-ppcg 🇦🇺 940 39 20 Mar 2023 154th ovs-code 🇩🇪 940 39 11 Apr 2023 154th pabloferz 940 39 25 Sep 2023 154th DialFrost 🇸🇬 940 39 2 Jan 2024 154th Lydxn 🇨🇦 940 39 21 Jan 2024 154th Steffan153 🇫🇮 940 39 17 Aug 2024 165th Shanethegamer 🇺🇸 934 22 29 Jan 2022 165th scpchicken 🇵🇼 934 22 29 Jan 2022 165th SirBogman 🇺🇸 934 22 29 Jan 2022 165th NewDefectus 🇮🇱 934 22 30 Jan 2022 165th yzhs 🇩🇪 934 22 16 Jun 2022 165th Natanaelel 🇸🇪 934 22 26 Jun 2022 165th saltysylvi 934 22 5 Aug 2022 165th DialFrost 🇸🇬 934 22 30 Nov 2022 165th MeWhenI 🇻🇦 934 22 30 Nov 2022 165th sean-niemann 🇺🇸 934 22 4 Jan 2023 165th Betuaredead 934 22 21 Jan 2023 165th Steffan153 🇫🇮 934 22 28 Jan 2023 165th ashtraypettingzoo 🇺🇸 934 22 23 Feb 2023 165th Yewzir 🇧🇪 934 22 6 Nov 2023 179th Lydxn 🇨🇦 931 38 7 Jul 2023 180th lifthrasiir 🇰🇷 931 42 a day ago 181st lynn 931 49 29 Jan 2022 181st Lydxn 🇨🇦 931 49 29 Jan 2022 181st JayXon 🇺🇸 931 49 29 Jan 2022 181st annaproxy 931 49 29 Jan 2022 181st rak1507 🇬🇧 931 49 29 Jan 2022 181st HPWiz 🇳🇿 931 49 29 Jan 2022 181st xnor-gate 931 49 30 Jan 2022 181st arjanadriaanse 🇳🇱 931 49 9 Feb 2022 181st ovs-code 🇩🇪 931 49 6 Mar 2022 181st GrayJoKing 🇦🇺 931 49 10 Mar 2022 181st Sakisan 🇧🇪 931 49 7 Apr 2022 181st Steffan153 🇫🇮 931 49 24 Sep 2022 181st btnlq 931 49 17 Oct 2023 181st Natanaelel 🇸🇪 931 49 3 Jan 2024 181st DialFrost 🇸🇬 931 49 5 Aug 2024 181st pardouin 🇫🇷 931 49 8 Oct 2024 181st error256 931 49 26 Oct 2024 198th btjones0 930 46 6 Feb 2022 198th SirBogman 🇺🇸 930 46 10 May 2022 198th 051 🇸🇬 930 46 19 Aug 2022 198th AlephSquirrel 930 46 7 Jan 2023 198th thehylian 930 46 11 Jan 2023 198th zacjl 930 46 20 Apr 2023 198th janbehrens 🇩🇪 930 46 24 Apr 2023 198th crispshaker 930 46 19 Jun 2023 198th ndren 930 46 5 Aug 2023 198th CornerMercury 🇬🇧 930 46 5 Aug 2023 198th wen1now 930 46 6 Nov 2023 198th rucin93 🇵🇱 930 46 6 Dec 2023 198th ballaire 930 46 27 Jan 2024 198th wuzekai518 930 46 21 Jun 2024 198th ahmetdemirag 🇨🇾 930 46 30 Jun 2024 198th FranklinJiaChen 930 46 3 Jul 2024 198th codingisgreatbutiamnot 930 46 25 Jul 2024 198th martion2007 930 46 14 Aug 2024 198th bizy-coder 930 46 16 Aug 2024 198th CaedenHarper 🇨🇦 930 46 2 Sep 2024 198th bzijlema 930 46 14 Oct 2024 198th lifthrasiir 🇰🇷 930 46 10 days ago 220th Natanaelel 🇸🇪 929 23 3 Jan 2024 221st akshatj27 🇦🇶 927 33 29 Jan 2022 221st Waffle3z 927 33 29 Jan 2022 221st ovs-code 🇩🇪 927 33 29 Jan 2022 221st rak1507 🇬🇧 927 33 29 Jan 2022 221st Shanethegamer 🇺🇸 927 33 29 Jan 2022 Prev 151–225 of 1,501 Next