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 Billiards brainfuck Card Number Validation 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 Kaprekar Numbers 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 PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi 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 (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig All Bytes Chars Scoring All Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Rockstar 2 Ruby Rust Scheme 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 Billiards brainfuck Card Number Validation 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 Kaprekar Numbers 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 PalindromemordnilaP Pangram Grep Pascal’s Triangle Pernicious Numbers Pernicious Numbers (Long) Poker Polyominoes Prime Numbers Prime Numbers (Long) Proximity Grid QR Decoder Quine Recamán Repeating Decimals Reverse Polish Notation Reversi 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 (Fill-in) Ten-pin Bowling Time Distance Tongue-twisters Transpose Sentence United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 # Golfer 🥇 💎 🥈 🥉 1st Lydxn 🇨🇦 26 (2) 6 1 2nd JayXon 🇺🇸 20 (3) 1 1 3rd GrayJoKing 🇦🇺 13 (3) 3 4 4th ovs-code 🇩🇪 11 (2) 3 3 5th Steffan153 🇫🇮 11 (1) 4 5 6th primo-ppcg 🇹🇭 8 (2) 1 1 7th MeWhenI 🇻🇦 5 (2) 7 4 8th Shanethegamer 🇺🇸 5 (1) 1 5 9th m-tkach 🇺🇦 4 (2) 0 2 10th canissimia 🇦🇶 3 (2) 0 0 11th GolfingSuccess 🇬🇷 3 (1) 0 0 12th sean-niemann 🇺🇸 3 (0) 2 4 13th nwellnhof 🇩🇪 3 (0) 2 2 14th Bubbler-4 3 (0) 0 1 15th pardouin 🇫🇷 3 (0) 0 0 16th lynn 2 (1) 0 3 17th kg583 🇺🇸 2 (1) 0 1 18th rucin93 🇵🇱 2 (0) 1 0 19th saito-ta 🇯🇵 2 (0) 0 2 20th AlephSquirrel 2 (0) 0 0 20th Kacarott 🇦🇺 2 (0) 0 0 20th xsot 🇸🇬 2 (0) 0 0 23rd antimon2 🇯🇵 1 (1) 0 0 23rd jared-hughes 1 (1) 0 0 23rd marshallward 🇺🇸 1 (1) 0 0 26th DialFrost 🇸🇬 1 (0) 1 3 27th emgordon154 1 (0) 1 1 27th emplv 🇱🇻 1 (0) 1 1 27th sisyphus-ppcg 🇦🇺 1 (0) 1 1 30th lukegustafson 🇺🇸 1 (0) 1 0 31st stefangimmillaro 1 (0) 0 4 32nd annaproxy 1 (0) 0 2 32nd btnlq 1 (0) 0 2 32nd Irratix 🇳🇱 1 (0) 0 2 35th AdrienHache 🇫🇷 1 (0) 0 1 35th clockworknazo 1 (0) 0 1 35th MichalMarsalek 🇨🇿 1 (0) 0 1 35th mousetail 🇳🇱 1 (0) 0 1 35th SirBogman 🇺🇸 1 (0) 0 1 40th bitsandbeyond 🇳🇱 1 (0) 0 0 40th IanUtley 1 (0) 0 0 40th khvdm 1 (0) 0 0 40th Liniarc 1 (0) 0 0 40th lyphyser 1 (0) 0 0 40th pavelb 1 (0) 0 0 40th prplz 🇦🇺 1 (0) 0 0 40th rhdqor213 1 (0) 0 0 40th Rubiksmath 1 (0) 0 0 40th Salutations45 1 (0) 0 0 40th trinityy-7 1 (0) 0 0 40th vlpx 🇫🇮 1 (0) 0 0 40th weeble 1 (0) 0 0 53rd Yewzir 🇧🇪 0 (0) 1 3 54th 2bular 0 (0) 1 0 54th angel-p57 🇯🇵 0 (0) 1 0 54th pabloferz 0 (0) 1 0 54th TheCod-r 🇦🇶 0 (0) 1 0 54th UnderKoen 🇳🇱 0 (0) 1 0 59th 5quiwyrm 0 (0) 0 2 59th Betuaredead 0 (0) 0 2 59th dokutan 0 (0) 0 2 59th duckyluuk 🇳🇱 0 (0) 0 2 59th edsrzf 🇳🇿 0 (0) 0 2 59th janbehrens 🇩🇪 0 (0) 0 2 59th KrausRaus 🇺🇸 0 (0) 0 2 59th ScottHamper 0 (0) 0 2 67th Adix-null 🇱🇹 0 (0) 0 1 67th andersk 🇺🇸 0 (0) 0 1 67th dvargas46 🇺🇸 0 (0) 0 1 67th eMGeeneer 0 (0) 0 1 67th FlorianCassayre 🇫🇷 0 (0) 0 1 67th FlyingPenguin223 0 (0) 0 1 67th Gaddy 🇫🇷 0 (0) 0 1 67th gblikas 0 (0) 0 1 67th inventshah 0 (0) 0 1 1–75 of 93 Next