The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Kaprekar Numbers in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc gs 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 dokutan 824 480 23 days ago 150th KatieLG 🇬🇧 824 480 23 days ago 150th MeWhenI 🇻🇦 824 480 22 days ago 150th BREMAUCY 🇫🇷 824 480 12 days ago 155th DialFrost 🇸🇬 822 78 11 days ago 156th stefangimmillaro 821 99 23 days ago 157th DialFrost 🇸🇬 818 62 11 days ago 158th error256 818 66 23 days ago 158th lukegustafson 🇺🇸 818 66 20 days ago 160th snyderek 🇺🇸 817 102 15 days ago 161st HumanoidCPU 817 453 23 days ago 161st KatieLG 🇬🇧 817 453 23 days ago 161st Shanethegamer 🇺🇸 817 453 23 days ago 161st MeWhenI 🇻🇦 817 453 22 days ago 165th pardouin 🇫🇷 816 92 22 days ago 166th sean-niemann 🇺🇸 816 93 19 days ago 167th HumanoidCPU 816 445 23 days ago 167th KatieLG 🇬🇧 816 445 23 days ago 167th Shanethegamer 🇺🇸 816 445 23 days ago 167th MeWhenI 🇻🇦 816 445 22 days ago 171st saito-ta 🇯🇵 815 197 5 days ago 172nd DialFrost 🇸🇬 813 100 11 days ago 173rd dokutan 812 1,212 23 days ago 174th elgan65536 811 1,214 21 days ago 175th error256 809 103 23 days ago 176th stefangimmillaro 807 84 23 days ago 177th KatieLG 🇬🇧 807 439 23 days ago 177th dokutan 807 439 23 days ago 177th MeWhenI 🇻🇦 807 439 22 days ago 180th emgordon154 803 160 19 days ago 181st MeWhenI 🇻🇦 801 104 22 days ago 181st Herbert00709 🇵🇱 801 104 12 days ago 183rd IanUtley 801 130 4 days ago 184th anter69 🇭🇺 800 69 20 days ago 185th kg583 🇺🇸 800 75 19 days ago 186th SirBogman 🇺🇸 796 100 20 days ago 187th primo-ppcg 🇹🇭 795 73 5 days ago 188th emgordon154 795 92 19 days ago 189th MeWhenI 🇻🇦 790 514 22 days ago 190th SirBogman 🇺🇸 789 96 19 days ago 191st error256 787 85 23 days ago 192nd error256 786 93 23 days ago 193rd elgan65536 785 127 21 days ago 194th emgordon154 782 67 9 days ago 195th tayloia 🇬🇧 782 69 23 days ago 196th error256 780 65 23 days ago 197th elgan65536 778 144 21 days ago 198th DialFrost 🇸🇬 776 86 18 days ago 199th jatloe 773 75 20 days ago 200th error256 768 146 23 days ago 201st kg583 🇺🇸 762 76 19 days ago 202nd Herbert00709 🇵🇱 761 88 12 days ago 203rd helbling 🇨🇭 760 71 23 days ago 204th error256 756 73 23 days ago 205th olleicua 🇺🇸 754 1,305 22 days ago 206th nwellnhof 🇩🇪 752 77 22 days ago 207th MeWhenI 🇻🇦 752 89 22 days ago 208th tailorspy 744 112 18 days ago 209th hallvabo 🇳🇴 743 78 22 days ago 210th rucin93 🇵🇱 743 216 7 days ago 211th elgan65536 739 110 22 days ago 212th sean-niemann 🇺🇸 733 86 19 days ago 213th ovs-code 🇩🇪 731 82 15 days ago 214th rucin93 🇵🇱 726 112 21 days ago 215th canissimia 🇦🇶 724 80 23 days ago 216th MeWhenI 🇻🇦 723 1,361 22 days ago 216th rucin93 🇵🇱 723 1,361 14 days ago 218th roupiq 🇵🇱 718 116 12 days ago 219th Shanethegamer 🇺🇸 717 139 23 days ago 219th Ripick 717 139 20 days ago 221st ovs-code 🇩🇪 707 82 16 days ago 222nd emgordon154 704 95 19 days ago 223rd error256 703 147 23 days ago 224th madex 🇩🇪 697 96 21 days ago 225th GeorgeStechman 🇬🇧 692 78 21 days ago Prev 151–225 of 595 Next