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 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 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 Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation 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 v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust 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++ Clojure COBOL Coconut Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript Julia K Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust 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 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 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 Niven Numbers Niven Numbers (Long) Number Spiral Odious Numbers Odious Numbers (Long) Ordinal Numbers Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation 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 v2 Ten-pin Bowling Time Distance Tongue-twisters United States Vampire Numbers Van Eck Sequence Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer Lang Points Bytes Time 1st Lydxn 🇨🇦 C 1,000 65 21 Dec 2023 2nd rhdqor213 C 956 68 24 Sep 2023 3rd nai62 C 942 69 27 Aug 2022 4th GrayJoKing 🇦🇺 C 929 70 6 May 2022 4th saito-ta 🇯🇵 C 929 70 21 Dec 2023 4th ovs-code 🇩🇪 C 929 70 17 Feb 2024 7th GolfingSuccess 🇬🇷 C 915 71 5 May 2022 7th emplv 🇱🇻 C 915 71 5 May 2022 7th JayXon 🇺🇸 C 915 71 7 May 2022 7th nwellnhof 🇩🇪 C 915 71 5 Jun 2022 7th stefangimmillaro C 915 71 2 Jun 2023 7th catfish000 C 915 71 4 Oct 2023 7th kkoenig C 915 71 21 Dec 2023 14th Irratix 🇳🇱 C 903 72 4 May 2022 14th m-tkach 🇺🇦 C 903 72 4 May 2022 14th jared-hughes C 903 72 6 Jul 2022 14th michael-pruglo 🇺🇦 C 903 72 13 Jul 2022 14th Steffan153 🇫🇮 C 903 72 3 Jan 2023 14th MeWhenI 🇻🇦 C 903 72 7 May 2023 14th ListeriaM C 903 72 22 Aug 2023 21st NewDefectus 🇮🇱 C 890 73 6 May 2022 21st Natanaelel 🇸🇪 C 890 73 15 Jun 2022 21st sean-niemann 🇺🇸 C 890 73 31 Aug 2022 21st 78790709 C 890 73 19 Oct 2022 21st JohandeRuiter 🇳🇱 C 890 73 2 Oct 2023 26th inventshah C 878 74 4 May 2022 26th undersquire C 878 74 24 Jun 2023 26th rdmsr C 878 74 24 Jun 2023 26th Bmrl7 C 878 74 9 Jul 2023 26th Vinterion C 878 74 6 Nov 2023 26th Herbert00709 🇵🇱 C 878 74 22 Dec 2023 26th KasperKivimaeki 🇫🇮 C 878 74 20 Jan 2024 33rd Alex-x90 🇺🇸 C 867 75 4 Dec 2022 33rd AlephSquirrel C 867 75 12 Jan 2023 33rd imma-Spring C 867 75 15 Nov 2023 33rd namelessiw C 867 75 13 Dec 2023 33rd Jonatan6 🇩🇰 C 867 75 12 Mar 2024 33rd Mandrzejy 🇵🇱 C 867 75 22 Mar 2024 39th ZakkkkAttackkkk 🇵🇭 C 855 76 23 Jul 2022 39th janbehrens 🇩🇪 C 855 76 21 Apr 2023 39th Yewzir 🇧🇪 C 855 76 21 Apr 2023 39th Shanethegamer 🇺🇸 C 855 76 15 May 2023 43rd aksyristos C 844 77 12 Dec 2022 43rd elgan65536 C 844 77 4 Nov 2023 43rd Flying-Toast C 844 77 2 days ago 46th shellbertt 🇨🇦 C 833 78 4 May 2022 46th Heathcorp 🇦🇺 C 833 78 7 May 2022 46th madex 🇩🇪 C 833 78 29 May 2022 46th Attero 🇸🇪 C 833 78 3 Aug 2022 46th ibexq C 833 78 29 Sep 2022 46th Re-Adventures 🇮🇳 C 833 78 7 Nov 2022 46th Betuaredead C 833 78 5 Jan 2023 46th User2654 C 833 78 8 Feb 2023 46th KenanHanke C 833 78 20 Feb 2023 46th mnbvczx 🇰🇷 C 833 78 12 Mar 2023 46th annaproxy C 833 78 4 Jun 2023 46th snoozingnewt 🇺🇸 C 833 78 23 Sep 2023 46th weliveinhell C 833 78 2 Oct 2023 46th DialFrost 🇸🇬 C 833 78 1 Nov 2023 46th ehulinsky 🇺🇸 C 833 78 16 Feb 2024 1–60 of 180 Next