The Billiards hole will go live in 5 days. Why not try and solve it ahead of time?
Kolakoski Sequence in all languages 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 826th sreyfe 629 119 9 Jun 2024 827th NewDefectus 🇮🇱 627 59 25 Oct 2021 828th bastienvoirin 🇫🇷 626 80 4 Feb 2021 828th argusdusty 🇺🇸 626 80 25 Mar 2021 828th OppositeShark 626 80 9 Apr 2022 831st janbehrens 🇩🇪 626 136 9 Jul 2021 832nd MeWhenI 🇻🇦 625 90 24 Oct 2024 833rd msbranicky 624 123 29 Aug 2023 834th Shanethegamer 🇺🇸 622 64 26 Jul 2023 835th emgordon154 620 151 6 Oct 2024 836th janbehrens 🇩🇪 619 68 18 Jan 2021 837th vodker1 619 81 9 Mar 2022 837th tooningelaere 619 81 5 Dec 2022 839th Yewzir 🇧🇪 617 64 16 Nov 2023 840th AkashTandon167 616 86 25 May 2021 841st MeWhenI 🇻🇦 615 101 9 May 2024 842nd MeWhenI 🇻🇦 614 106 26 Aug 2023 843rd edsrzf 🇳🇿 614 139 21 days ago 844th orthoplex 🇨🇽 612 153 25 Jun 2023 845th ashtraypettingzoo 🇺🇸 611 36 23 Feb 2023 846th fynnkroeger 611 82 24 Mar 2021 846th BrenSchaap 611 82 21 Oct 2021 846th MichaelMBradley 🇨🇦 611 82 18 Feb 2022 849th omurakazuaki 🇯🇵 610 69 19 Feb 2021 850th Herbert00709 🇵🇱 609 87 5 days ago 851st codename68 609 123 13 Aug 2022 852nd bwat2 609 163 14 Dec 2021 853rd Shanethegamer 🇺🇸 608 65 2 Aug 2022 854th JRaspass 🇬🇧 607 61 5 Sep 2021 855th MeWhenI 🇻🇦 606 71 3 Aug 2024 856th AbhayAravinda 604 77 1 May 2021 857th Brianzhengca 604 83 1 Feb 2021 857th hymanimy 604 83 24 Aug 2021 857th nullie 604 83 9 Jun 2022 857th a-penton 604 83 22 Sep 2022 861st Natanaelel 🇸🇪 602 88 9 May 2024 862nd Herbert00709 🇵🇱 602 119 3 Apr 2024 863rd KevinMarquette 🇺🇸 601 60 21 Oct 2021 864th ovs-code 🇩🇪 601 80 5 May 2023 865th scpchicken 🇵🇼 599 51 18 Jan 2023 866th MeWhenI 🇻🇦 598 66 29 May 2023 867th Shanethegamer 🇺🇸 597 62 8 Dec 2021 868th gXLg 🇩🇪 597 84 22 Oct 2022 868th dylanjones92 597 84 19 Jan 2024 870th BBoehm 🇩🇪 596 78 26 Jan 2021 870th KatieLG 🇬🇧 596 78 16 Apr 2021 872nd GrayJoKing 🇦🇺 596 172 18 Jan 2021 873rd HumanoidCPU 593 71 3 Jun 2024 874th KatieLG 🇬🇧 593 77 2 Oct 2022 875th MeWhenI 🇻🇦 593 128 4 Sep 2024 876th KatieLG 🇬🇧 591 115 14 Jan 2023 877th mikehanus 590 85 29 Jan 2024 877th alexeldridge 590 85 17 Aug 2024 879th aaronze 🇦🇺 589 79 26 Apr 2021 879th raphaelimahorn 589 79 10 Aug 2021 879th inverseLorentz 🇦🇺 589 79 30 Jun 2022 882nd Shanethegamer 🇺🇸 589 121 23 Dec 2021 883rd jupj 🇫🇮 588 90 30 Aug 2022 884th boxjelly 588 169 21 Feb 2021 885th guliyevemil1 🇦🇿 585 146 11 Feb 2021 886th adoxography 583 86 23 Jan 2021 886th mokymok 🇺🇸 583 86 23 Nov 2021 888th msbranicky 583 191 9 Jan 2024 889th argusdusty 🇺🇸 577 148 25 Mar 2021 890th boxjelly 576 87 21 Jan 2021 890th Camaendir 576 87 18 Dec 2021 890th amollberg 🇸🇪 576 87 3 Jan 2022 890th randolchance 576 87 11 Feb 2023 890th taesungh 576 87 20 Oct 2023 895th h3ra993huskp 574 173 21 Jan 2024 896th tnecio 570 88 18 Jul 2021 897th JoaoFelipe3 570 114 14 Jan 2024 898th janbehrens 🇩🇪 568 54 3 Aug 2021 899th Natanaelel 🇸🇪 567 82 20 Jan 2024 900th SirFireball3521 566 54 2 Mar 2023 Prev 826–900 of 1,511 Next