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 301st btnlq AWK 917 59 6 Nov 2022 301st xsot 🇸🇬 AWK 917 59 29 Jul 2023 303rd ovs-code 🇩🇪 R 917 67 13 Dec 2022 303rd Steffan153 🇫🇮 R 917 67 18 Dec 2022 303rd Lydxn 🇨🇦 R 917 67 4 Feb 2023 306th Lydxn 🇨🇦 Go 917 108 6 May 2022 306th JayXon 🇺🇸 Go 917 108 9 May 2022 308th Herbert00709 🇵🇱 C++ 915 92 17 Nov 2023 308th 4QT0R C++ 915 92 23 Nov 2023 310th Lydxn 🇨🇦 Julia 914 48 5 May 2022 310th pabloferz Julia 914 48 6 Mar 2024 312th primo-ppcg 🇹🇭 PHP 914 61 6 May 2022 312th sisyphus-ppcg 🇦🇺 PHP 914 61 14 Jul 2022 314th MichalMarsalek 🇨🇿 Nim 914 71 5 May 2022 314th Lydxn 🇨🇦 Nim 914 71 7 May 2022 314th GrayJoKing 🇦🇺 Nim 914 71 8 May 2022 314th JayXon 🇺🇸 Nim 914 71 8 May 2022 314th Steffan153 🇫🇮 Nim 914 71 9 Mar 2023 314th Shanethegamer 🇺🇸 Nim 914 71 15 May 2023 314th MeWhenI 🇻🇦 Nim 914 71 8 Aug 2023 321st Lydxn 🇨🇦 Rust 914 90 6 May 2022 322nd Shanethegamer 🇺🇸 Haskell 913 66 4 May 2022 322nd scpchicken 🇵🇼 Haskell 913 66 5 May 2022 322nd sisyphus-ppcg 🇦🇺 Haskell 913 66 6 May 2022 322nd Natanaelel 🇸🇪 Haskell 913 66 15 Jun 2022 322nd Z-snails Haskell 913 66 27 Feb 2023 322nd Jeremy-Stafford Haskell 913 66 27 Feb 2023 322nd alomiF Haskell 913 66 1 Sep 2023 322nd btnlq Haskell 913 66 17 Oct 2023 322nd tobeannouncd Haskell 913 66 11 Jan 2024 331st Steffan153 🇫🇮 Janet 912 76 15 May 2023 331st primo-ppcg 🇹🇭 Janet 912 76 15 May 2023 331st Lydxn 🇨🇦 Janet 912 76 22 May 2023 331st GrayJoKing 🇦🇺 Janet 912 76 24 Aug 2023 335th 78790709 PowerShell 911 52 4 Sep 2022 335th MeWhenI 🇻🇦 PowerShell 911 52 28 Jan 2023 335th Feniske 🇫🇷 PowerShell 911 52 7 Nov 2023 335th dcgjb PowerShell 911 52 29 Jan 2024 339th arctouch-cristiannevianna C# 911 85 3 Apr 2023 340th Lydxn 🇨🇦 V 910 70 7 May 2022 340th JayXon 🇺🇸 V 910 70 7 May 2022 342nd Shanethegamer 🇺🇸 Berry 909 61 9 Oct 2023 343rd GrayJoKing 🇦🇺 Lua 909 71 5 May 2022 343rd Steffan153 🇫🇮 Dart 909 71 14 Oct 2022 343rd Shanethegamer 🇺🇸 Dart 909 71 15 Oct 2022 343rd stefangimmillaro Dart 909 71 16 Oct 2022 343rd MeWhenI 🇻🇦 Dart 909 71 16 Oct 2022 343rd Steffan153 🇫🇮 Lua 909 71 10 Dec 2022 349th AdamHe17 Python 909 73 31 May 2022 349th AliceFord Python 909 73 2 Jun 2022 349th Natanaelel 🇸🇪 Python 909 73 16 Jun 2022 349th btjones0 Python 909 73 21 Jun 2022 349th marcin7Cd Python 909 73 27 Jun 2022 349th tri1212 🇻🇳 Python 909 73 18 Jul 2022 349th vhoulbreque 🇫🇷 Python 909 73 18 Aug 2022 349th KatieLG 🇬🇧 Python 909 73 29 Aug 2022 349th tkr-sh 🇫🇷 Python 909 73 8 Sep 2022 349th jroscoe5 Python 909 73 15 Sep 2022 349th fredrik-bakke 🇳🇴 Python 909 73 18 Sep 2022 349th firegene 🇮🇪 Python 909 73 27 Sep 2022 Prev 301–360 of 2,309 Next