The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Collatz in all languages 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 73rd lynn 953 56 6 May 2022 73rd uttumuttu 🇫🇮 953 56 24 May 2022 73rd jared-hughes 953 56 6 Jul 2022 73rd 051 🇸🇬 953 56 8 Aug 2022 73rd BambooleanLogic 🇸🇪 953 56 12 Oct 2022 73rd makinde 953 56 21 Oct 2022 73rd DialFrost 🇸🇬 953 56 14 Nov 2022 73rd AlephSquirrel 953 56 15 Feb 2023 73rd dmrichwa 🇺🇸 953 56 10 Jul 2023 73rd tayloia 🇬🇧 953 56 10 Jul 2023 73rd Argeento 🇵🇱 953 56 25 Aug 2023 73rd weliveinhell 🇭🇹 953 56 2 Oct 2023 73rd coreynash 953 56 6 Oct 2023 73rd dylanarmstrong 953 56 10 Dec 2023 73rd two-bad 🇬🇧 953 56 23 Feb 2024 73rd Mehbark 953 56 27 Jul 2024 73rd madeforlosers 953 56 19 days ago 93rd 2bular 951 32 17 Oct 2024 94th SirBogman 🇺🇸 951 50 5 May 2022 94th nwellnhof 🇩🇪 951 50 3 Jun 2022 94th Lydxn 🇨🇦 951 50 15 Aug 2022 94th bitsandbeyond 🇳🇱 951 50 9 Aug 2024 94th Steffan153 🇫🇮 951 50 9 Aug 2024 99th MichalMarsalek 🇨🇿 950 70 5 May 2022 99th primo-ppcg 🇹🇭 950 70 5 May 2022 99th SirBogman 🇺🇸 950 70 5 May 2022 99th prplz 🇦🇺 950 70 5 May 2022 99th Irratix 🇳🇱 950 70 7 May 2022 99th rak1507 🇬🇧 950 70 7 May 2022 99th inventshah 950 70 9 May 2022 99th k3w1k0d3r 950 70 22 Jun 2022 99th ZakkkkAttackkkk 🇵🇭 950 70 14 Jul 2022 99th Bonjour27891 🇻🇳 950 70 14 Jul 2022 99th OllieBoyne 🇬🇧 950 70 19 Jul 2022 99th bricknellj 950 70 25 Jul 2022 99th wen1now 950 70 8 Aug 2022 99th 051 🇸🇬 950 70 8 Aug 2022 99th Sp3000 🇦🇺 950 70 8 Aug 2022 99th betaveros 950 70 9 Aug 2022 99th shelerr 950 70 9 Sep 2022 99th stewSquared 🇺🇸 950 70 27 Sep 2022 99th orthoplex 🇨🇽 950 70 9 Oct 2022 99th 5quiwyrm 950 70 19 Oct 2022 99th myfatemi04 950 70 4 Nov 2022 99th kevinmchung 950 70 4 Nov 2022 99th FlorianCassayre 🇫🇷 950 70 7 Nov 2022 99th fourth-bit 950 70 29 Nov 2022 99th QuincyNash 🇺🇸 950 70 29 Nov 2022 99th aksyristos 950 70 25 Dec 2022 99th thizanne 950 70 27 Dec 2022 99th Alex-x90 🇺🇸 950 70 20 Jan 2023 99th bob-th 950 70 24 Jan 2023 99th SirFireball3521 950 70 25 Jan 2023 99th stefangimmillaro 950 70 6 Feb 2023 99th Seek64 🇩🇪 950 70 7 Feb 2023 99th FieryIceStickie 950 70 3 Apr 2023 99th MeWhenI 🇻🇦 950 70 30 Apr 2023 99th fgrosshans 🇫🇷 950 70 5 May 2023 99th Shanethegamer 🇺🇸 950 70 25 May 2023 99th InigoK 🇺🇸 950 70 14 Jun 2023 99th quimey 950 70 15 Jun 2023 99th CornerMercury 🇬🇧 950 70 19 Jun 2023 99th ndren 950 70 2 Aug 2023 99th bizy-coder 950 70 14 Aug 2023 99th janbehrens 🇩🇪 950 70 24 Nov 2023 99th namelessiw 950 70 9 Jan 2024 99th mathisfun271 950 70 13 Feb 2024 99th Just4FunCoder 950 70 17 Feb 2024 99th ThijsLuttikhuis 950 70 3 Mar 2024 99th elgan65536 950 70 5 Mar 2024 99th jtaxen 950 70 1 Apr 2024 99th HumanoidCPU 950 70 6 May 2024 99th abc7-12 950 70 6 May 2024 99th ahmetdemirag 🇨🇾 950 70 9 Jun 2024 99th FranklinJiaChen 950 70 4 Jul 2024 Prev 76–150 of 2,733 Next