The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
All holes in Ruby in bytes. 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 Holes Points Bytes Time 526th rachelambda 1 685 73 7 Jun 2020 527th DragonaireM 1 677 62 6 Feb 2023 527th arctouch-cristiannevianna 1 677 62 20 Oct 2023 529th ted 1 677 65 17 Apr 2018 530th 5quiwyrm 1 676 37 31 Aug 2022 531st aglahir1 1 676 74 5 Nov 2021 532nd joshuaballoch 1 675 292 15 Jan 2020 533rd gfund 1 674 46 5 Oct 2022 534th nonplated 2 671 1,078 15 Jul 2019 535th DmitryArtyomov 1 667 75 25 Apr 2020 536th MichalMarsalek 🇨🇿 2 667 1,048 2 Sep 2022 537th MichaelWarnecke 1 658 76 27 Apr 2020 537th Cobrabb 1 658 76 7 Oct 2021 539th polyrtm 1 644 45 29 Mar 2023 540th angetheo 1 641 39 19 Jan 2018 540th okkun-oreo 1 641 39 2 Nov 2020 540th TheRealOhead 🇺🇸 1 641 39 24 Nov 2022 543rd martynas-sm 1 641 78 13 Apr 2021 544th llwwns 1 636 143 1 May 2023 545th th1rt3en 1 633 49 13 May 2018 546th dCSeven 1 629 70 21 Mar 2019 547th Heathcorp 🇦🇺 1 625 40 26 Nov 2022 548th Shirish111 1 625 80 12 Sep 2019 548th torokmark 1 625 80 17 Nov 2019 548th javmorin 1 625 80 17 May 2020 551st ptarjan 1 620 71 25 Mar 2018 552nd anna328p 1 617 81 22 Feb 2019 552nd elisherer 🇮🇱 1 617 81 3 Apr 2019 554th SpareManiKatti 3 611 2,163 19 Apr 2022 555th jacobmichaelis 1 610 82 27 May 2022 555th TEdFlow18 1 610 82 2 Jan 2023 557th trinityy-7 1 609 69 14 Mar 2024 558th domgetter 1 608 51 10 Jun 2020 559th nico-bachner 2 605 2,434 28 Dec 2020 560th rtmacaibay 1 602 83 28 Mar 2020 561st p-vf 🇨🇭 1 600 55 25 Oct 2021 562nd genius257 1 595 84 29 Mar 2018 562nd joesenova 1 595 84 26 Apr 2018 564th youchan 1 588 85 16 Dec 2018 565th basuneko 1 587 46 8 Nov 2017 566th alexandre-lavoie 1 581 86 30 Jul 2020 566th kjeldahl 1 581 86 4 Nov 2020 566th ratPoopert 1 581 86 31 Jan 2023 569th julioolvr 1 575 87 1 Aug 2020 569th 5si 1 575 87 2 Nov 2020 571st etzrxd 1 575 153 25 Aug 2023 572nd Mikaeel66 1 574 47 10 Nov 2019 572nd Edjyzod 1 574 47 3 Oct 2022 574th lightgeb 2 571 474 27 Oct 2023 575th neihousaigaai 1 570 93 13 Feb 2024 576th martica 1 568 44 20 May 2018 576th Maximizer02 1 568 44 1 Oct 2023 578th Marcel-Brouette 1 563 48 26 Aug 2018 579th ashtraypettingzoo 🇺🇸 1 556 45 16 Feb 2023 579th hacker112 🇸🇪 1 556 45 1 Jul 2024 581st alexkurowski 1 551 49 8 Nov 2017 582nd ngocbd 🇻🇳 1 549 71 31 Aug 2021 583rd BuoyantPigeon 1 543 92 10 Aug 2019 584th jthorup84 1 541 109 22 Nov 2017 585th sstadick 1 540 50 24 Jan 2018 586th kenakingkong 1 540 63 4 May 2021 587th Import-Meow 2 540 330 31 May 2022 588th Schmitt-Very-Cool 3 539 1,434 18 Jul 2024 589th JesseNoEyes 🇺🇸 1 532 47 26 Sep 2024 590th Krtecik 1 529 51 9 Feb 2024 591st PotatoSaladOverlord 1 526 95 18 Jan 2024 592nd hyvyys 1 525 59 22 Sep 2020 593rd vcxl-l 1 522 67 21 Aug 2024 594th sech1p 🇵🇱 1 521 48 30 Dec 2020 594th martinnorling 🇸🇪 1 521 48 6 Feb 2022 594th eiburns 1 521 48 7 Sep 2023 597th serene 1 515 97 12 May 2023 598th jansekulowicz 1 512 82 8 May 2022 599th b-paul 1 510 49 25 Dec 2020 600th hiracky16 1 508 61 15 Dec 2019 Prev 526–600 of 739 Next