Collatz in all languages. 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 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 Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar 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 Crystal D Dart Elixir F# Factor Forth Fortran Go GolfScript Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lisp Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar 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 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 🇨🇦 53 (6) 12 4 2nd JayXon 🇺🇸 36 (5) 3 3 3rd GrayJoKing 🇦🇺 25 (7) 5 11 4th Steffan153 🇫🇮 22 (2) 8 13 5th ovs-code 🇩🇪 21 (6) 3 8 6th primo-ppcg 🇹🇭 16 (3) 3 3 7th MeWhenI 🇻🇦 10 (4) 12 10 8th Shanethegamer 🇺🇸 9 (2) 3 11 9th m-tkach 🇺🇦 8 (4) 0 4 10th sean-niemann 🇺🇸 7 (0) 5 6 11th nwellnhof 🇩🇪 7 (0) 3 4 12th canissimia 🇦🇶 6 (4) 0 0 13th pardouin 🇫🇷 6 (2) 1 0 14th Bubbler-4 5 (0) 0 2 15th rucin93 🇵🇱 4 (0) 1 0 16th GolfingSuccess 🇬🇷 4 (0) 0 0 16th xsot 🇸🇬 4 (0) 0 0 18th kg583 🇺🇸 3 (2) 1 2 19th lukegustafson 🇺🇸 3 (0) 1 0 20th AlephSquirrel 3 (0) 0 1 21st Kacarott 🇦🇺 3 (0) 0 0 22nd lynn 2 (2) 0 7 23rd antimon2 🇯🇵 2 (2) 0 0 23rd marshallward 🇺🇸 2 (2) 0 0 25th khvdm 2 (1) 0 0 26th DialFrost 🇸🇬 2 (0) 5 3 27th emgordon154 2 (0) 4 1 28th stefangimmillaro 2 (0) 2 6 29th emplv 🇱🇻 2 (0) 2 2 30th sisyphus-ppcg 🇦🇺 2 (0) 1 3 31st annaproxy 2 (0) 0 4 31st btnlq 2 (0) 0 4 31st Irratix 🇳🇱 2 (0) 0 4 34th saito-ta 🇯🇵 2 (0) 0 3 35th clockworknazo 2 (0) 0 2 35th MichalMarsalek 🇨🇿 2 (0) 0 2 35th mousetail 🇳🇱 2 (0) 0 2 35th SirBogman 🇺🇸 2 (0) 0 2 39th bitsandbeyond 🇳🇱 2 (0) 0 0 39th IanUtley 2 (0) 0 0 39th pavelb 2 (0) 0 0 39th prplz 🇦🇺 2 (0) 0 0 39th rhdqor213 2 (0) 0 0 39th trinityy-7 2 (0) 0 0 39th vlpx 🇫🇮 2 (0) 0 0 46th AdrienHache 1 (0) 0 2 47th lyphyser 1 (0) 0 0 47th Rubiksmath 1 (0) 0 0 49th Yewzir 🇧🇪 0 (0) 2 6 50th 2bular 0 (0) 2 0 50th angel-p57 🇯🇵 0 (0) 2 0 50th jared-hughes 0 (0) 2 0 50th TheCod-r 🇦🇶 0 (0) 2 0 50th UnderKoen 🇳🇱 0 (0) 2 0 55th pabloferz 0 (0) 1 1 56th dokutan 0 (0) 0 5 57th 5quiwyrm 0 (0) 0 4 57th Betuaredead 0 (0) 0 4 57th janbehrens 🇩🇪 0 (0) 0 4 57th KrausRaus 🇺🇸 0 (0) 0 4 57th ScottHamper 0 (0) 0 4 62nd Adix-null 🇱🇹 0 (0) 0 2 62nd andersk 🇺🇸 0 (0) 0 2 62nd duckyluuk 🇳🇱 0 (0) 0 2 62nd dvargas46 🇺🇸 0 (0) 0 2 62nd eMGeeneer 0 (0) 0 2 62nd FlorianCassayre 🇫🇷 0 (0) 0 2 62nd FlyingPenguin223 0 (0) 0 2 62nd Gaddy 🇫🇷 0 (0) 0 2 62nd gblikas 0 (0) 0 2 62nd inventshah 0 (0) 0 2 62nd Jacob385 0 (0) 0 2 62nd klixel 0 (0) 0 2 62nd nai62 0 (0) 0 2 62nd namelessiw 0 (0) 0 2 1–75 of 91 Next