The Billiards hole will go live in 4 days. Why not try and solve it ahead of time?
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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 Apéry’s Constant Billiards CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle 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 Experimental Hole Apéry’s Constant Billiards CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Hilbert Curve Mandelbrot NFA Simulator Odd Polyomino Tiling p-adic Expansion Partition Numbers Placeholder QR Encoder Quadratic Formula Semiprime Numbers Sphenic Numbers Star Wars GPT Trinomial Triangle Turtle # Golfer Points Chars Time 148th edsrzf 🇳🇿 0 68 5 days ago 152nd edsrzf 🇳🇿 0 69 4 days ago 153rd Shanethegamer 🇺🇸 0 70 5 days ago 153rd sean-niemann 🇺🇸 0 70 3 hours ago 153rd Shanethegamer 🇺🇸 0 70 5 days ago 156th Shanethegamer 🇺🇸 0 71 5 days ago 156th GolfingSuccess 🇬🇷 0 71 13 hours ago 156th Shanethegamer 🇺🇸 0 71 5 days ago 156th GolfingSuccess 🇬🇷 0 71 13 hours ago 160th edsrzf 🇳🇿 0 72 4 days ago 160th inventshah 0 72 5 hours ago 160th DialFrost 🇸🇬 0 72 7 hours ago 163rd stefangimmillaro 0 73 2 hours ago 163rd sean-niemann 🇺🇸 0 73 3 hours ago 163rd stefangimmillaro 0 73 an hour ago 166th GolfingSuccess 🇬🇷 0 74 13 hours ago 166th GolfingSuccess 🇬🇷 0 74 13 hours ago 166th ovs-code 🇩🇪 0 74 13 hours ago 166th KasperKivimaeki 🇫🇮 0 74 4 days ago 166th Shanethegamer 🇺🇸 0 74 5 days ago 166th sean-niemann 🇺🇸 0 74 3 hours ago 172nd edsrzf 🇳🇿 0 75 5 days ago 172nd GolfingSuccess 🇬🇷 0 75 13 hours ago 174th edsrzf 🇳🇿 0 76 5 days ago 174th Shanethegamer 🇺🇸 0 76 5 days ago 174th Shanethegamer 🇺🇸 0 76 5 days ago 177th Shanethegamer 🇺🇸 0 77 5 days ago 177th JunkIce 0 77 2 days ago 177th GolfingSuccess 🇬🇷 0 77 13 hours ago 177th GolfingSuccess 🇬🇷 0 77 13 hours ago 181st Jacob385 0 78 5 days ago 182nd Shanethegamer 🇺🇸 0 79 5 days ago 182nd MichalMarsalek 🇨🇿 0 79 13 hours ago 184th edsrzf 🇳🇿 0 82 5 days ago 184th GolfingSuccess 🇬🇷 0 82 13 hours ago 186th sean-niemann 🇺🇸 0 83 2 hours ago 186th stefangimmillaro 0 83 5 days ago 188th Shanethegamer 🇺🇸 0 84 5 days ago 189th AlephSquirrel 0 86 13 hours ago 190th GolfingSuccess 🇬🇷 0 87 13 hours ago 191st GolfingSuccess 🇬🇷 0 88 13 hours ago 191st Shanethegamer 🇺🇸 0 88 5 days ago 193rd GolfingSuccess 🇬🇷 0 89 13 hours ago 193rd AdrienHache 🇫🇷 0 89 12 hours ago 195th Shanethegamer 🇺🇸 0 90 5 days ago 196th GolfingSuccess 🇬🇷 0 92 13 hours ago 197th sean-niemann 🇺🇸 0 93 3 hours ago 198th Shanethegamer 🇺🇸 0 94 5 days ago 199th AlephSquirrel 0 95 13 hours ago 200th Shanethegamer 🇺🇸 0 96 5 days ago 200th error256 0 96 4 days ago 202nd GolfingSuccess 🇬🇷 0 97 13 hours ago 203rd Shanethegamer 🇺🇸 0 98 5 days ago 203rd Shanethegamer 🇺🇸 0 98 5 days ago 205th Shanethegamer 🇺🇸 0 99 5 days ago 205th stefangimmillaro 0 99 an hour ago 207th GolfingSuccess 🇬🇷 0 104 13 hours ago 207th stefangimmillaro 0 104 5 days ago 207th Shanethegamer 🇺🇸 0 104 8 hours ago 210th error256 0 106 4 days ago 211th sean-niemann 🇺🇸 0 107 3 hours ago 212th Shanethegamer 🇺🇸 0 108 5 days ago 213th stefangimmillaro 0 113 2 hours ago 213th sean-niemann 🇺🇸 0 113 3 hours ago 215th Shanethegamer 🇺🇸 0 114 5 days ago 215th edsrzf 🇳🇿 0 114 5 days ago 217th Quirkly-Quasar 0 115 16 hours ago 218th JunkIce 0 118 2 days ago 219th sean-niemann 🇺🇸 0 120 3 hours ago 219th stefangimmillaro 0 120 5 days ago 221st Shanethegamer 🇺🇸 0 121 8 hours ago 221st edsrzf 🇳🇿 0 121 5 days ago 223rd Jacob385 0 122 5 days ago 223rd Shanethegamer 🇺🇸 0 122 5 days ago 223rd GolfingSuccess 🇬🇷 0 122 13 hours ago Prev 151–225 of 251 Next