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 776th Stockoh 🇫🇷 Python 862 77 21 Oct 2022 776th zstephe Python 862 77 2 Dec 2022 776th badboj40 Python 862 77 27 Dec 2022 776th henrytranter Python 862 77 11 Jan 2023 776th Bulmenisaurus Python 862 77 2 Feb 2023 776th DragonaireM Python 862 77 6 Feb 2023 776th steffan-polygolf Python 862 77 19 Feb 2023 776th kellantech Python 862 77 21 May 2023 776th Ty-Cyr Python 862 77 14 Jul 2023 776th camieac 🇬🇧 Python 862 77 14 Jul 2023 776th nathsou 🇫🇷 Python 862 77 2 Sep 2023 776th MisterrLuck Python 862 77 7 Sep 2023 776th alexjurkiewicz 🇦🇺 Python 862 77 7 Nov 2023 776th askipio Python 862 77 22 Nov 2023 776th hexagon8899 Python 862 77 17 Dec 2023 776th zwxzwxzwx21 🇩🇪 Python 862 77 30 Jan 2024 797th robertoman37 Haskell 861 70 28 Jan 2024 798th steffan-polygolf Swift 861 73 23 Feb 2023 798th MWI-polygolf Swift 861 73 6 Dec 2023 798th HumanoidCPU Swift 861 73 4 days ago 801st mtirado1 Lua 861 75 13 Aug 2022 802nd Steffan153 🇫🇮 F# 861 82 23 Feb 2023 803rd tomh1012 C# 861 90 5 May 2022 803rd bac0id C# 861 90 26 Sep 2023 803rd deadp4nda 🇩🇪 C# 861 90 15 days ago 806th KatieLG 🇬🇧 Go 861 115 25 Sep 2022 807th sean-niemann 🇺🇸 Julia 860 51 2 Oct 2022 807th DialFrost 🇸🇬 Julia 860 51 24 Oct 2023 809th Setvizan JavaScript 860 62 12 Jan 2023 809th GreenBeansAgainstVeganism JavaScript 860 62 13 Jan 2023 809th arctouch-cristiannevianna JavaScript 860 62 3 Apr 2023 809th Corxldyphik JavaScript 860 62 11 Apr 2023 809th madeforlosers JavaScript 860 62 1 Nov 2023 809th Blockyheadman JavaScript 860 62 1 Nov 2023 809th ollyspooner JavaScript 860 62 22 Nov 2023 809th itserasmus JavaScript 860 62 25 Jan 2024 809th Jacob385 JavaScript 860 62 13 Mar 2024 818th primo-ppcg 🇹🇭 COBOL 860 221 29 Aug 2023 819th shellbertt 🇨🇦 C++ 859 98 9 May 2022 819th iakolzin C++ 859 98 26 May 2022 819th Betuaredead C++ 859 98 5 Jan 2023 819th oceko C++ 859 98 19 Feb 2024 819th dokutan C++ 859 98 17 Mar 2024 824th Yewzir 🇧🇪 Zig 859 154 9 Sep 2023 824th jacobly0 🇺🇸 Zig 859 154 26 Sep 2023 824th MeWhenI 🇻🇦 Zig 859 154 10 Oct 2023 827th NewDefectus 🇮🇱 C 858 73 6 May 2022 827th Natanaelel 🇸🇪 C 858 73 15 Jun 2022 827th sean-niemann 🇺🇸 C 858 73 31 Aug 2022 827th 78790709 C 858 73 19 Oct 2022 827th JohandeRuiter 🇳🇱 C 858 73 2 Oct 2023 832nd crizin 🇰🇷 Java 858 136 9 Sep 2023 832nd ravnskjaer 🇩🇰 Java 858 136 2 Jan 2024 834th sean-niemann 🇺🇸 D 857 92 4 May 2022 834th MeWhenI 🇻🇦 D 857 92 10 Oct 2022 834th Betuaredead D 857 92 5 Jan 2023 837th TylerBloom Rust 857 96 22 Mar 2024 838th MeWhenI 🇻🇦 Janet 856 81 23 May 2023 839th MeWhenI 🇻🇦 COBOL 856 222 1 Aug 2023 840th o0lit3 🇺🇸 Perl 855 54 22 Jun 2023 Prev 781–840 of 2,321 Next