The Billiards hole will go live in 7 days. Why not try and solve it ahead of time?
τ in Python 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 Points Bytes Time 1st Lydxn 🇨🇦 1,000 65 28 Dec 2021 1st HPWiz 🇳🇿 1,000 65 19 Jan 2024 3rd primo-ppcg 🇹🇭 985 66 5 Oct 2020 3rd xnor-gate 985 66 16 Apr 2021 3rd nwellnhof 🇩🇪 985 66 31 Oct 2021 6th edre 970 67 27 Apr 2018 6th hallvabo 🇳🇴 970 67 4 Oct 2020 6th JayXon 🇺🇸 970 67 4 Oct 2020 6th andersk 🇺🇸 970 67 6 Oct 2020 6th btnlq 970 67 7 Oct 2020 6th prplz 🇦🇺 970 67 13 Oct 2020 6th orthoplex 🇨🇽 970 67 30 Jul 2021 6th m-tkach 🇺🇦 970 67 15 Sep 2021 6th ovs-code 🇩🇪 970 67 14 Jan 2023 6th MeWhenI 🇻🇦 970 67 8 Aug 2023 6th kg583 🇺🇸 970 67 11 Aug 2023 6th AlephSquirrel 970 67 17 Aug 2023 6th GrayJoKing 🇦🇺 970 67 7 Oct 2023 6th pardouin 🇫🇷 970 67 12 Feb 2024 6th duckyluuk 🇳🇱 970 67 11 Jul 2024 21st annaproxy 956 68 5 Nov 2022 21st sean-niemann 🇺🇸 956 68 16 Feb 2023 21st StefanHabel 🇨🇦 956 68 14 Mar 2023 21st Steffan153 🇫🇮 956 68 10 Apr 2023 21st ndren 956 68 12 Aug 2023 21st bizy-coder 956 68 19 Jan 2024 21st emgordon154 956 68 12 Sep 2024 28th TFeld00 🇩🇰 942 69 5 Oct 2020 28th lynn 942 69 1 Dec 2021 28th Shanethegamer 🇺🇸 942 69 2 Jun 2022 28th SirBogman 🇺🇸 942 69 1 Oct 2022 28th neel11235813 942 69 24 Jan 2023 28th anter69 🇭🇺 942 69 22 Feb 2023 28th fkantelberg 942 69 5 Aug 2023 35th Constructor7 929 70 19 Mar 2018 35th RDShah 929 70 11 Jun 2022 35th inventshah 929 70 11 Jun 2022 35th bricknellj 929 70 6 Mar 2023 35th Seek64 🇩🇪 929 70 24 May 2023 35th CornerMercury 🇬🇧 929 70 20 Aug 2023 35th jared-hughes 929 70 14 Sep 2023 35th Herbert00709 🇵🇱 929 70 6 May 2024 43rd CedricGebistorf 915 71 6 Mar 2022 43rd Irratix 🇳🇱 915 71 1 Jul 2022 45th 5cw 🇺🇸 903 72 9 Jun 2023 46th argusdusty 🇺🇸 890 73 26 Dec 2020 46th Alex-x90 🇺🇸 890 73 17 Feb 2023 46th FlorianCassayre 🇫🇷 890 73 16 Sep 2023 46th DialFrost 🇸🇬 890 73 25 Sep 2023 50th mathisfun271 878 74 13 Feb 2024 51st b10011 🇫🇮 867 75 8 Jan 2023 51st SB-945 867 75 1 Feb 2024 51st CaedenHarper 🇨🇦 867 75 20 Sep 2024 54th marcin7Cd 855 76 4 Feb 2021 54th namelessiw 855 76 3 Dec 2023 56th LogicalJoe 844 77 10 Nov 2022 56th stefangimmillaro 844 77 19 Dec 2022 58th nstearns96 🇬🇧 823 79 23 Oct 2024 59th geofft 813 80 13 Dec 2020 59th betaveros 813 80 1 Jan 2023 61st janbehrens 🇩🇪 802 81 17 Jun 2023 62nd NewDefectus 🇮🇱 793 82 12 Oct 2020 62nd wen1now 793 82 7 Nov 2023 62nd ei14 793 82 23 May 2024 65th thisishowmymindworks 🇳🇴 783 83 14 Oct 2020 66th yokasuretsu 774 84 14 Apr 2018 67th lifthrasiir 🇰🇷 747 87 9 days ago 68th glesnick 730 89 18 Aug 2022 69th daedals 722 90 6 Jun 2019 69th Attero 🇸🇪 722 90 5 Oct 2020 69th knutae 🇳🇴 722 90 14 Jul 2021 69th DrPiranoid 722 90 26 Mar 2023 69th fourth-bit 722 90 23 Jun 2023 69th BREMAUCY 🇫🇷 722 90 29 Apr 2024 75th jacklynnepenick 707 92 25 Aug 2021 1–75 of 271 Next