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 541st Shanethegamer 🇺🇸 VimL 894 82 15 May 2023 542nd nwellnhof 🇩🇪 Go 892 111 4 May 2022 542nd emplv 🇱🇻 Go 892 111 5 May 2022 542nd sean-niemann 🇺🇸 Go 892 111 17 Jun 2023 542nd Shanethegamer 🇺🇸 Go 892 111 21 Nov 2023 546th Steffan153 🇫🇮 Prolog 891 80 15 Nov 2022 547th SiestaGuru Java 891 131 9 Jan 2023 547th yoshykai Java 891 131 6 Jul 2023 547th HumanoidCPU Java 891 131 4 days ago 550th MichalMarsalek 🇨🇿 C# 890 87 5 May 2022 550th Kloppermand 🇩🇰 C# 890 87 7 Oct 2022 550th bwat2 C# 890 87 6 Apr 2023 550th DialFrost 🇸🇬 C# 890 87 9 Nov 2023 554th stackofbears J 889 37 2 Dec 2023 555th Ripick Nim 889 73 8 May 2023 556th Steffan153 🇫🇮 Perl 888 52 31 Dec 2022 557th KatieLG 🇬🇧 JavaScript 888 60 4 May 2022 557th ScottHamper JavaScript 888 60 5 May 2022 557th Re-Adventures 🇮🇳 JavaScript 888 60 5 May 2022 557th 0x24a537r9 JavaScript 888 60 29 Jul 2022 557th stefangabos 🇷🇴 JavaScript 888 60 19 Aug 2022 557th eranws JavaScript 888 60 10 Sep 2022 557th GeorgeStechman 🇬🇧 JavaScript 888 60 26 Sep 2022 557th BloodStormKnight JavaScript 888 60 15 Oct 2022 557th dzshn JavaScript 888 60 3 Dec 2022 557th biocommando 🇫🇮 JavaScript 888 60 20 Dec 2022 557th Betuaredead JavaScript 888 60 5 Jan 2023 557th piano-miles JavaScript 888 60 16 Jan 2023 557th Yewzir 🇧🇪 JavaScript 888 60 12 Feb 2023 557th shellbertt 🇨🇦 JavaScript 888 60 26 Feb 2023 557th zakariamouhid JavaScript 888 60 20 May 2023 557th raphaelimahorn JavaScript 888 60 23 Aug 2023 557th jbt JavaScript 888 60 25 Dec 2023 557th olleicua 🇺🇸 JavaScript 888 60 15 Feb 2024 557th HumanoidCPU JavaScript 888 60 8 days ago 576th sean-niemann 🇺🇸 AWK 887 61 29 Oct 2022 576th Shanethegamer 🇺🇸 AWK 887 61 31 Oct 2022 576th MeWhenI 🇻🇦 AWK 887 61 4 Nov 2022 579th the-zammers Haskell 887 68 2 Oct 2023 580th GrayJoKing 🇦🇺 OCaml 887 91 19 Jan 2023 581st primo-ppcg 🇹🇭 Bash 886 52 5 May 2022 581st dvargas46 🇺🇸 Bash 886 52 22 Dec 2022 583rd stefangimmillaro Swift 886 71 2 Oct 2022 583rd Steffan153 🇫🇮 Swift 886 71 23 Feb 2023 583rd Shanethegamer 🇺🇸 Swift 886 71 16 May 2023 586th Shanethegamer 🇺🇸 Clojure 886 82 19 Dec 2023 587th GolfingSuccess 🇬🇷 C++ 886 95 5 May 2022 587th Alex-x90 🇺🇸 C++ 886 95 4 Dec 2022 587th Mandrzejy 🇵🇱 C++ 886 95 22 Mar 2024 590th MeWhenI 🇻🇦 V 885 72 29 May 2023 590th Lydxn 🇨🇦 Forth 885 72 16 Jul 2023 592nd martinnorling 🇸🇪 Python 885 75 5 May 2022 592nd Trunksistor 🇫🇷 Python 885 75 9 May 2022 592nd bbakersmith Python 885 75 28 Jun 2022 592nd bsoyka Python 885 75 16 Jul 2022 592nd P-Quentin 🇫🇷 Python 885 75 3 Aug 2022 592nd julienlamoureux78 Python 885 75 12 Aug 2022 592nd dzshn Python 885 75 16 Aug 2022 592nd NerdyMcNerd42 Python 885 75 20 Aug 2022 592nd destofr Python 885 75 25 Aug 2022 Prev 541–600 of 2,321 Next