The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Emirp 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 primo-ppcg 🇹🇭 1,000 41 3 Jan 2020 1st Lydxn 🇨🇦 1,000 41 12 Mar 2022 3rd JayXon 🇺🇸 953 43 15 May 2021 4th stefangimmillaro 891 46 22 Aug 2023 5th janlelis 854 48 25 Jan 2021 5th Steffan153 🇫🇮 854 48 18 Feb 2023 7th nwellnhof 🇩🇪 837 49 30 Dec 2021 8th SirBogman 🇺🇸 788 52 3 Dec 2019 8th prplz 🇦🇺 788 52 3 Dec 2019 8th MeWhenI 🇻🇦 788 52 26 Oct 2021 8th sean-niemann 🇺🇸 788 52 27 Dec 2023 12th anter69 🇭🇺 774 53 8 Feb 2023 13th GrayJoKing 🇦🇺 759 54 24 Nov 2021 13th emgordon154 759 54 26 Jul 2024 15th sisyphus-ppcg 🇦🇺 745 55 15 Jun 2021 15th Yewzir 🇧🇪 745 55 7 Feb 2024 17th radarek 🇵🇱 719 57 10 Mar 2022 17th lynn 719 57 25 May 2022 17th pardouin 🇫🇷 719 57 4 Oct 2024 20th xiBread 🇺🇸 683 60 31 Oct 2021 21st eldritchconundrum 672 61 31 Oct 2022 21st dokutan 672 61 14 Apr 2024 23rd TFeld00 🇩🇰 661 62 26 Jun 2019 24th n1LS 651 63 22 Oct 2019 24th orthoplex 🇨🇽 651 63 31 Mar 2022 24th jared-hughes 651 63 12 Sep 2022 27th proton 🇩🇪 641 64 10 Jun 2020 27th ovs-code 🇩🇪 641 64 15 Feb 2022 29th KatieLG 🇬🇧 621 66 18 May 2021 30th Shanethegamer 🇺🇸 612 67 11 May 2021 30th Irratix 🇳🇱 612 67 4 Mar 2022 32nd acornellier 603 68 11 Dec 2018 32nd tatzyr 603 68 10 days ago 34th handisb 594 69 25 Oct 2019 34th annaproxy 594 69 27 Aug 2022 34th DialFrost 🇸🇬 594 69 2 Jun 2024 37th Natanaelel 🇸🇪 554 74 12 Sep 2021 37th Andriamanitra 🇫🇮 554 74 29 Oct 2022 37th jbbarth 🇫🇷 554 74 5 Nov 2022 37th error256 554 74 19 May 2024 41st vonagam 539 76 8 Nov 2017 41st hrrs01 539 76 23 Feb 2022 41st 4hg 🇺🇸 539 76 12 Jul 2022 41st OhmNomNom 539 76 8 Oct 2022 41st aaronze 🇦🇺 539 76 21 Sep 2023 46th hugolgst 532 77 15 Jun 2019 46th reireias 532 77 30 Jul 2019 46th Haksell 🇦🇶 532 77 22 Feb 2023 46th NicknamedTwice 🇬🇧 532 77 25 Aug 2024 50th greghull 526 78 8 Nov 2017 50th tadd 526 78 16 Apr 2020 50th hiddicop 🇸🇪 526 78 31 Jan 2021 50th schachmattmatt 526 78 26 Sep 2021 50th olleicua 🇺🇸 526 78 14 Jan 2024 55th Mir0ff944 519 79 17 Oct 2019 56th Waffle3z 513 80 12 Oct 2020 56th ndimov 513 80 17 Nov 2020 56th meenie 513 80 16 Feb 2021 59th sapphyrus 506 81 18 Feb 2020 59th SephQ 506 81 9 Feb 2021 61st stevehodges 500 82 9 Nov 2017 61st graft 500 82 11 Mar 2018 61st ConorOBrien-Foxx 500 82 10 Apr 2018 61st adoxography 500 82 22 Jul 2018 61st sk- 500 82 12 Sep 2019 61st mogron 500 82 13 Dec 2019 61st aksyristos 500 82 26 Jan 2023 68th tsundokul 494 83 6 Nov 2018 69th jareddaugherty 482 85 4 Dec 2017 69th nlc 482 85 18 Dec 2017 69th SamirHodzic 482 85 11 Oct 2018 72nd JeremyC-za 477 86 29 Nov 2017 72nd clupasq 477 86 3 Feb 2018 72nd jetpks 477 86 27 Jun 2019 72nd ejini6969 477 86 1 Apr 2023 1–75 of 121 Next