Collatz in Ruby in chars. 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) 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++ 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) 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 🇨🇦 Ruby 1,000 49 4 May 2022 1st JayXon 🇺🇸 Ruby 1,000 49 17 Oct 2022 1st GrayJoKing 🇦🇺 Ruby 1,000 49 15 Nov 2022 4th canissimia 🇦🇶 Ruby 980 50 5 May 2022 4th ovs-code 🇩🇪 Ruby 980 50 7 May 2022 4th sisyphus-ppcg 🇦🇺 Ruby 980 50 20 Feb 2023 7th nwellnhof 🇩🇪 Ruby 961 51 4 May 2022 7th primo-ppcg 🇹🇭 Ruby 961 51 6 May 2022 7th radarek 🇵🇱 Ruby 961 51 8 May 2022 7th janlelis Ruby 961 51 10 May 2022 7th Natanaelel 🇸🇪 Ruby 961 51 2 Jun 2022 7th Steffan153 🇫🇮 Ruby 961 51 17 Dec 2022 13th shinh Ruby 942 52 29 Jun 2022 13th sean-niemann 🇺🇸 Ruby 942 52 1 Jul 2022 13th MeWhenI 🇻🇦 Ruby 942 52 25 Jul 2023 16th stefangimmillaro Ruby 925 53 2 Oct 2022 16th Haksell 🇦🇶 Ruby 925 53 22 Feb 2023 18th Andriamanitra 🇫🇮 Ruby 907 54 21 Jul 2022 18th jared-hughes Ruby 907 54 12 Sep 2022 18th OhmNomNom Ruby 907 54 7 Oct 2022 18th olleicua 🇺🇸 Ruby 907 54 21 Jan 2024 22nd SirBogman 🇺🇸 Ruby 891 55 5 May 2022 22nd xiBread 🇺🇸 Ruby 891 55 6 May 2022 22nd 4hg 🇺🇸 Ruby 891 55 24 Aug 2022 22nd DialFrost 🇸🇬 Ruby 891 55 1 Jan 2023 26th ChiefChippy2 Ruby 875 56 4 May 2022 26th anter69 🇭🇺 Ruby 875 56 12 Feb 2024 26th zHarrowed 🇫🇮 Ruby 875 56 17 days ago 29th Irratix 🇳🇱 Ruby 860 57 29 Jun 2022 30th Shanethegamer 🇺🇸 Ruby 845 58 25 Dec 2023 31st rniii Ruby 831 59 2 days ago 32nd DaCuteRaccoon Ruby 817 60 5 May 2022 32nd razetime Ruby 817 60 22 Aug 2022 32nd janbehrens 🇩🇪 Ruby 817 60 17 May 2023 35th aaronze 🇦🇺 Ruby 803 61 17 Sep 2023 36th RuyiLi Ruby 778 63 21 Feb 2024 37th Waffle3z Ruby 766 64 6 May 2022 38th KatieLG 🇬🇧 Ruby 754 65 26 Dec 2023 39th Feniske 🇫🇷 Ruby 742 66 8 Oct 2022 40th snoozingnewt 🇺🇸 Ruby 721 68 11 Sep 2023 40th adoxography Ruby 721 68 26 days ago 42nd vrnprkh Ruby 700 70 30 Mar 2023 43rd pfysches-boop Ruby 690 71 6 Aug 2023 44th jamespeilunli Ruby 653 75 4 Jul 2022 45th madeforlosers Ruby 628 78 4 Jan 2024 46th hollma Ruby 605 81 20 Oct 2023 47th catflip Ruby 590 83 30 Nov 2023 48th msbranicky Ruby 576 85 10 Oct 2023 49th Betuaredead Ruby 527 93 5 Jan 2023 50th sreedevk 🇺🇸 Ruby 485 101 4 Dec 2022 51st JRaspass 🇬🇧 Ruby 15 3,231 4 May 2022 51st KatieLG-Transpiler 🇬🇧 Ruby 15 3,231 24 Jun 2022 51st retrohun Ruby 15 3,231 27 Dec 2022 1–53 of 53