The Billiards hole will go live in 6 days. Why not try and solve it ahead of time?
Collatz in C 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 151st MaxElf999 707 92 5 Feb 2023 152nd LawrenceZ1A 🇨🇦 699 93 25 May 2022 152nd jaxmattfair 🇺🇸 699 93 10 Jan 2023 152nd Maximizer02 699 93 7 May 2024 155th Smetalo 691 94 25 Aug 2022 155th kellantech 691 94 8 Aug 2023 155th xX0T1Xx 691 94 12 Dec 2023 158th NeatCrown 🇨🇦 670 97 14 Dec 2022 159th calinous 🇷🇴 663 98 2 Mar 2023 159th jtaxen 663 98 14 Apr 2024 161st Azearia 650 100 6 Jul 2023 162nd Sephirem98 637 102 25 Oct 2023 163rd galloj 🇨🇿 631 103 20 May 2023 163rd Pyro569 631 103 28 Jul 2023 165th TornadoCookie 607 107 17 Oct 2022 165th eugenekingfish 607 107 3 Mar 2023 165th aarooosh 607 107 8 Aug 2024 168th dillon-duncando 602 108 22 Sep 2022 169th MasFlam 596 109 21 Jun 2024 170th tweska 🇳🇱 591 110 5 Jun 2023 170th Jaro32768 🇸🇰 591 110 8 Feb 2024 172nd michztl01 586 111 1 Jun 2022 173rd kenballus 580 112 13 Jul 2022 173rd nandanjp 580 112 29 Mar 2023 173rd CyberTapir 580 112 27 Aug 2024 176th Giantnoodlemonster 575 113 14 Sep 2024 177th pinguicula 570 114 6 Apr 2023 177th fkantelberg 570 114 15 Jul 2023 179th TerenceTux 565 115 22 May 2023 180th tik25 556 117 28 Mar 2024 181st 104210 542 120 29 Jul 2022 182nd Qruintrox 537 121 25 Jun 2023 183rd aDwarfNamedUrist 533 122 12 Jul 2023 183rd Alex-Huggett 🇬🇧 533 122 14 Apr 2024 185th cgjohannsen 528 123 12 Jun 2022 186th TotoAJ 520 125 15 Dec 2023 186th mrmena 🇦🇺 520 125 19 Mar 2024 188th StronkCheese 🇺🇸 516 126 18 Feb 2023 189th MEarley 504 129 19 Sep 2023 190th wearsunscreen 489 133 19 Oct 2023 191st 4ndyJ 🇬🇧 485 134 16 Dec 2022 191st programmeruser2 485 134 3 Mar 2023 193rd myclevorname 🇺🇸 448 145 20 Aug 2023 194th Bodo171 445 146 6 Dec 2022 195th jameswmccarty 439 148 24 Sep 2024 196th 0dyse 425 153 4 Mar 2024 197th craftablescience 417 156 19 Sep 2023 198th NOS4A5I 411 158 30 Dec 2022 199th george1605 342 190 14 Feb 2023 200th taha-daneshmand 188 345 2 Oct 2024 201st MaNafromSaar 169 384 14 Nov 2023 202nd Haksell 🇦🇶 20 3,242 28 Feb 2023 203rd KatieLG-Transpiler 🇬🇧 15 4,245 23 Jun 2022 204th KatieLG 🇬🇧 15 4,248 4 May 2022 Prev 151–204 of 204