Collatz in all languages in chars. Cheevos Holes Recent Holes Langs Medals Misc All Holes 12 Days of Christmas 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows 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) 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 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++ COBOL 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 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++ COBOL 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 Ruby Rust sed SQL Swift Tcl TeX V VimL Wren Zig Hole All 12 Days of Christmas 99 Bottles of Beer Abundant Numbers Abundant Numbers (Long) Arabic to Roman Arithmetic Numbers Arrows 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) 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 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 Chars Time 1st Lydxn 🇨🇦 GolfScript 1,000 22 12 Sep 2022 2nd Lydxn 🇨🇦 Python 975 58 4 May 2022 2nd JayXon 🇺🇸 Python 975 58 7 Mar 2023 4th Irratix 🇳🇱 JavaScript 963 55 4 May 2022 4th nwellnhof 🇩🇪 JavaScript 963 55 4 May 2022 4th m-tkach 🇺🇦 JavaScript 963 55 5 May 2022 4th Lydxn 🇨🇦 JavaScript 963 55 5 May 2022 4th JayXon 🇺🇸 JavaScript 963 55 5 May 2022 4th emplv 🇱🇻 JavaScript 963 55 5 May 2022 4th prplz 🇦🇺 JavaScript 963 55 5 May 2022 4th primo-ppcg 🇹🇭 JavaScript 963 55 5 May 2022 4th GrayJoKing 🇦🇺 JavaScript 963 55 6 May 2022 4th ovs-code 🇩🇪 JavaScript 963 55 6 May 2022 4th sisyphus-ppcg 🇦🇺 JavaScript 963 55 7 May 2022 4th pavelb JavaScript 963 55 8 Aug 2022 4th stefangimmillaro JavaScript 963 55 2 Oct 2022 4th MeWhenI 🇻🇦 JavaScript 963 55 2 Oct 2022 4th Steffan153 🇫🇮 JavaScript 963 55 12 Nov 2022 4th Bubbler-4 JavaScript 963 55 14 Nov 2022 4th lukegustafson 🇺🇸 JavaScript 963 55 23 days ago 21st ovs-code 🇩🇪 K 962 31 8 Mar 2023 22nd GrayJoKing 🇦🇺 Python 958 59 15 Nov 2022 23rd rhdqor213 C 957 67 24 Sep 2023 24th Bubbler-4 J 951 34 6 May 2022 24th ovs-code 🇩🇪 J 951 34 7 Mar 2023 26th Lydxn 🇨🇦 Ruby 947 49 4 May 2022 26th JayXon 🇺🇸 Ruby 947 49 17 Oct 2022 26th GrayJoKing 🇦🇺 Ruby 947 49 15 Nov 2022 29th akshatj27 🇦🇶 JavaScript 946 56 4 May 2022 29th didion0 🇺🇸 JavaScript 946 56 5 May 2022 29th NewDefectus 🇮🇱 JavaScript 946 56 6 May 2022 29th lynn JavaScript 946 56 6 May 2022 29th uttumuttu 🇫🇮 JavaScript 946 56 24 May 2022 29th jared-hughes JavaScript 946 56 6 Jul 2022 29th 051 🇸🇬 JavaScript 946 56 8 Aug 2022 29th BambooleanLogic 🇸🇪 JavaScript 946 56 12 Oct 2022 29th makinde JavaScript 946 56 21 Oct 2022 29th DialFrost 🇸🇬 JavaScript 946 56 14 Nov 2022 29th sean-niemann 🇺🇸 JavaScript 946 56 5 Jan 2023 29th rucin93 🇵🇱 JavaScript 946 56 23 Jan 2023 29th AlephSquirrel JavaScript 946 56 15 Feb 2023 29th dmrichwa 🇺🇸 JavaScript 946 56 10 Jul 2023 29th tayloia 🇬🇧 JavaScript 946 56 10 Jul 2023 29th Argeento 🇵🇱 JavaScript 946 56 25 Aug 2023 29th weliveinhell JavaScript 946 56 2 Oct 2023 29th coreynash JavaScript 946 56 6 Oct 2023 47th nwellnhof 🇩🇪 Raku 945 37 4 May 2022 47th primo-ppcg 🇹🇭 Raku 945 37 5 May 2022 49th antimon2 🇯🇵 Julia 943 45 10 Sep 2022 50th Lydxn 🇨🇦 C 943 68 7 May 2022 1–50 of 1,999 Next