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 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 N Queens 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 N Queens 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 453rd pauldog Python 897 74 10 Dec 2022 453rd ArthurBond Python 897 74 19 Dec 2022 453rd ItsMeNoobieboy Python 897 74 20 Dec 2022 453rd Larspolo Python 897 74 25 Dec 2022 453rd dcc5480 Python 897 74 12 Jan 2023 453rd Ripick Python 897 74 1 Feb 2023 453rd m3nt0ras 🇬🇷 Python 897 74 3 Feb 2023 453rd Skwerl23 Python 897 74 5 Feb 2023 453rd frankgraziano Python 897 74 19 Feb 2023 453rd BREMAUCY 🇫🇷 Python 897 74 20 Feb 2023 453rd KenanHanke Python 897 74 21 Feb 2023 453rd DanielPeterssonAI Python 897 74 13 Mar 2023 453rd Camaendir Python 897 74 17 Mar 2023 453rd jiaminglimjm 🇲🇾 Python 897 74 20 Mar 2023 453rd ejini6969 Python 897 74 22 Mar 2023 453rd GulgDev Python 897 74 22 Mar 2023 453rd vrnprkh Python 897 74 30 Mar 2023 453rd RuyiLi Python 897 74 1 Apr 2023 453rd StardustGogeta Python 897 74 7 May 2023 453rd zbreit 🇺🇸 Python 897 74 7 May 2023 453rd kyleclaassen Python 897 74 20 May 2023 453rd mbittner20 Python 897 74 27 May 2023 453rd tweska 🇳🇱 Python 897 74 5 Jun 2023 453rd rollershutter Python 897 74 7 Jul 2023 453rd 2011-Chan-Ethan Python 897 74 9 Jul 2023 453rd cros107 Python 897 74 11 Aug 2023 453rd yourlefthandman Python 897 74 16 Aug 2023 453rd daisyyedda Python 897 74 17 Aug 2023 453rd cesarm4 Python 897 74 29 Aug 2023 453rd midnattssol 🇸🇪 Python 897 74 22 Sep 2023 453rd snoozingnewt 🇺🇸 Python 897 74 23 Sep 2023 453rd NikitaNightBot Python 897 74 21 Oct 2023 453rd levavft Python 897 74 26 Oct 2023 453rd Buecherfresser Python 897 74 22 Nov 2023 453rd anarconic Python 897 74 8 Dec 2023 453rd AntoineBlondon Python 897 74 11 Dec 2023 453rd kurkale6ka Python 897 74 20 Dec 2023 453rd Dataen Python 897 74 10 Jan 2024 453rd MunirKP Python 897 74 29 Jan 2024 453rd rucin93 🇵🇱 Python 897 74 23 Feb 2024 453rd jatloe Python 897 74 8 Mar 2024 453rd Anonymousellama21 Python 897 74 14 Mar 2024 453rd Bmrl7 Python 897 74 23 Mar 2024 524th Steffan153 🇫🇮 Clojure 897 81 11 Dec 2023 525th m-tkach 🇺🇦 OCaml 897 90 7 Dec 2023 526th primo-ppcg 🇹🇭 Lisp 897 93 7 May 2022 526th AlephSquirrel Lisp 897 93 21 Jan 2023 528th marshallward 🇺🇸 Fortran 896 83 10 May 2022 529th michael-pruglo 🇺🇦 C++ 896 94 5 Jul 2022 530th GrayJoKing 🇦🇺 C 895 70 6 May 2022 530th saito-ta 🇯🇵 C 895 70 21 Dec 2023 530th ovs-code 🇩🇪 C 895 70 17 Feb 2024 533rd Steffan153 🇫🇮 BASIC 895 82 1 Apr 2023 534th stefangimmillaro Rust 895 92 24 Oct 2023 535th krcs 🇵🇱 PowerShell 894 53 9 May 2022 535th ryanlanegit PowerShell 894 53 19 Jun 2022 535th sisyphus-ppcg 🇦🇺 PowerShell 894 53 15 Aug 2022 538th sean-niemann 🇺🇸 Berry 894 62 2 Dec 2023 538th rucin93 🇵🇱 Berry 894 62 28 Feb 2024 540th Shanethegamer 🇺🇸 VimL 894 82 15 May 2023 Prev 481–540 of 2,318 Next