Prime Numbers 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 51st Luj8n Ruby 818 33 19 Sep 2021 51st xiBread 🇺🇸 Ruby 818 33 19 Sep 2021 51st aryavsaigal Ruby 818 33 28 Feb 2022 51st pilaf 🇦🇷 Ruby 818 33 14 Apr 2022 51st Shanethegamer 🇺🇸 Ruby 818 33 21 Apr 2022 51st Mortis66666 Ruby 818 33 28 Jun 2022 51st OhmNomNom Ruby 818 33 30 Oct 2022 51st retrohun Ruby 818 33 8 Jan 2023 51st mnbvczx 🇰🇷 Ruby 818 33 12 Mar 2023 51st ejini6969 Ruby 818 33 22 Mar 2023 51st AlephSquirrel Ruby 818 33 14 Apr 2023 51st cdesodt 🇫🇷 Ruby 818 33 11 Sep 2023 51st aaronze 🇦🇺 Ruby 818 33 21 Sep 2023 51st FlyingPenguin223 Ruby 818 33 16 Nov 2023 51st ngthanhtrung23 Ruby 818 33 13 days ago 76th ConorOBrien-Foxx Ruby 794 34 2 Jul 2018 76th acornellier Ruby 794 34 8 Dec 2018 76th Yytsi Ruby 794 34 14 Mar 2019 76th Marin-Kitagawa Ruby 794 34 18 Jul 2021 76th pandapawskat Ruby 794 34 7 Oct 2021 76th DaCuteRaccoon Ruby 794 34 16 Apr 2022 76th ls-samer-abuthaher Ruby 794 34 2 Dec 2022 76th annaproxy Ruby 794 34 15 Sep 2023 84th Haksell 🇦🇶 Ruby 771 35 6 Apr 2020 84th daninnm Ruby 771 35 23 Jul 2021 84th shellbertt 🇨🇦 Ruby 771 35 8 Sep 2021 87th clupasq Ruby 750 36 3 Feb 2018 87th tadd Ruby 750 36 16 Apr 2020 87th yzhs 🇩🇪 Ruby 750 36 26 Jul 2021 90th jareddaugherty Ruby 730 37 4 Dec 2017 90th Secozzi Ruby 730 37 28 Nov 2019 90th kinoute 🇫🇷 Ruby 730 37 10 Sep 2021 90th KrausRaus 🇺🇸 Ruby 730 37 31 Dec 2021 94th mgergi Ruby 711 38 10 Oct 2018 94th SamirHodzic Ruby 711 38 11 Oct 2018 94th CaAlden Ruby 711 38 9 May 2019 94th reireias Ruby 711 38 30 Jul 2019 94th Mir0ff944 Ruby 711 38 4 Apr 2020 94th Gradizer Ruby 711 38 13 Mar 2021 94th typewriter Ruby 711 38 1 Jun 2021 94th JRaspass 🇬🇧 Ruby 711 38 21 Apr 2022 102nd greghull Ruby 692 39 8 Nov 2017 102nd robymus Ruby 692 39 18 Sep 2018 102nd purp Ruby 692 39 13 Aug 2022 105th ndren Ruby 675 40 2 Aug 2023 105th BREMAUCY 🇫🇷 Ruby 675 40 9 days ago 107th Boostik Ruby 659 41 8 Jan 2018 107th ajc2 Ruby 659 41 1 May 2018 107th segiddins Ruby 659 41 24 Aug 2018 107th giruzou Ruby 659 41 24 Mar 2019 107th 0xddom Ruby 659 41 18 Dec 2019 112th nlc Ruby 643 42 18 Dec 2017 112th adoxography Ruby 643 42 10 Oct 2019 114th stevehodges Ruby 628 43 8 Nov 2017 114th graft Ruby 628 43 10 Mar 2018 114th SephQ Ruby 628 43 7 Feb 2021 117th ndimov Ruby 614 44 13 Oct 2017 117th mogron Ruby 614 44 13 Dec 2019 117th sapphyrus Ruby 614 44 18 Feb 2020 117th ninjawarrior1337 Ruby 614 44 1 Dec 2021 Prev 61–120 of 163 Next