The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Prime Numbers in Ruby 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 1st prplz 🇦🇺 1,000 27 3 Jan 2020 1st primo-ppcg 🇹🇭 1,000 27 3 Jan 2020 1st sisyphus-ppcg 🇦🇺 1,000 27 10 Feb 2021 1st JayXon 🇺🇸 1,000 27 21 Feb 2021 1st Lydxn 🇨🇦 1,000 27 17 Aug 2021 1st nwellnhof 🇩🇪 1,000 27 30 Dec 2021 1st stefangimmillaro 1,000 27 2 Aug 2023 1st MeWhenI 🇻🇦 1,000 27 3 Aug 2023 9th KatieLG 🇬🇧 871 31 1 Dec 2020 9th xsot 🇸🇬 871 31 1 Jan 2021 9th janlelis 871 31 10 Feb 2021 9th GrayJoKing 🇦🇺 871 31 8 Sep 2021 9th orthoplex 🇨🇽 871 31 31 Mar 2022 9th lynn 871 31 21 Apr 2022 9th radarek 🇵🇱 871 31 13 May 2022 9th Steffan153 🇫🇮 871 31 14 Jan 2023 9th DialFrost 🇸🇬 871 31 8 Feb 2023 9th sean-niemann 🇺🇸 871 31 12 Feb 2023 9th m-tkach 🇺🇦 871 31 3 Jun 2023 9th ovs-code 🇩🇪 871 31 22 Oct 2023 9th Betuaredead 871 31 13 Nov 2023 9th Yewzir 🇧🇪 871 31 7 Dec 2023 9th pardouin 🇫🇷 871 31 20 Aug 2024 24th tom-lord 844 32 8 Nov 2017 24th vonagam 844 32 8 Nov 2017 24th jaredcrystal 🇺🇸 844 32 27 Sep 2018 24th handisb 844 32 12 Sep 2019 24th n1LS 844 32 27 Sep 2019 24th SirBogman 🇺🇸 844 32 29 Nov 2019 24th flavono123 844 32 14 May 2020 24th antimon2 🇯🇵 844 32 29 Jun 2020 24th hiddicop 🇸🇪 844 32 29 Jan 2021 24th NewDefectus 🇮🇱 844 32 4 Feb 2021 24th anter69 🇭🇺 844 32 20 Feb 2021 24th Natanaelel 🇸🇪 844 32 7 May 2021 24th awnion 844 32 16 May 2021 24th gilufin 844 32 8 Aug 2021 24th schachmattmatt 844 32 18 Aug 2021 24th UladzimirSukharukau 844 32 13 Sep 2021 24th emgordon154 844 32 6 Dec 2021 24th akshatj27 🇦🇶 844 32 28 Dec 2021 24th jmerle 🇳🇱 844 32 21 Jan 2022 24th Irratix 🇳🇱 844 32 15 Feb 2022 24th hrrs01 844 32 23 Feb 2022 24th janbehrens 🇩🇪 844 32 30 May 2022 24th 4hg 🇺🇸 844 32 11 Jul 2022 24th jared-hughes 844 32 10 Sep 2022 24th aksyristos 844 32 29 Jan 2023 24th fynnkroeger 844 32 15 Apr 2023 24th olleicua 🇺🇸 844 32 6 Jan 2024 24th wlaud9 844 32 6 Feb 2024 24th TFeld00 🇩🇰 844 32 3 Sep 2024 24th tatzyr 844 32 7 days ago 54th hugolgst 818 33 18 May 2019 54th snltd 818 33 18 Aug 2019 54th sk- 818 33 12 Sep 2019 54th proton 🇩🇪 818 33 9 Jun 2020 54th biinari 818 33 2 Aug 2020 54th Waffle3z 818 33 12 Oct 2020 54th fitzdotlol 🇺🇸 818 33 27 Jan 2021 54th kirbyyourmom 🇬🇧 818 33 25 Feb 2021 54th rbviz 818 33 28 Mar 2021 54th XorZy 818 33 24 May 2021 54th Luj8n 818 33 19 Sep 2021 54th xiBread 🇺🇸 818 33 19 Sep 2021 54th aryavsaigal 818 33 28 Feb 2022 54th pilaf 🇦🇷 818 33 14 Apr 2022 54th Shanethegamer 🇺🇸 818 33 21 Apr 2022 54th Mortis66666 818 33 28 Jun 2022 54th OhmNomNom 818 33 30 Oct 2022 54th retrohun 818 33 8 Jan 2023 54th mnbvczx 🇰🇷 818 33 12 Mar 2023 54th ejini6969 818 33 22 Mar 2023 54th AlephSquirrel 818 33 14 Apr 2023 54th cdesodt 818 33 11 Sep 2023 1–75 of 173 Next