Divisors in Ruby in chars. Achievements Cheevos Holes Languages Medals Miscellaneous 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 Calendar 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 Hilbert Curve 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 Mandelbrot Maze Medal Tally Minesweeper 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 Partition Numbers 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig 05AB1E ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> Assembly AWK Bash BASIC Berry brainfuck C C# C++ Civet Clojure COBOL Coconut Common Lisp Crystal D Dart Elixir Erlang F# Factor Forth Fortran Gleam Go GolfScript Groovy Haskell Hexagony J Janet Java JavaScript jq Julia K Kotlin Lua Nim OCaml Pascal Perl PHP PowerShell Prolog Python R Raku Rockstar Ruby Rust Scheme sed SQL Swift Tcl TeX V VimL Wren Zig Experimental Language 05AB1E ALGOL 68 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal 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 Calendar 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 Hilbert Curve 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 Mandelbrot Maze Medal Tally Minesweeper 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 Partition Numbers 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 ROT13 Rule 110 Scrambled Sort Set Seven Segment SI Units Sierpiński Triangle Smith Numbers Spelling Numbers Star Wars GPT Star Wars Opening Crawl Sudoku Sudoku (Fill-in) Ten-pin Bowling Tic-tac-toe Time Distance Tongue-twisters Topological Sort Tower of Hanoi Transpose Sentence Trinomial Triangle United States Vampire Numbers Van Eck Sequence Zeckendorf Representation Zodiac Signs γ λ π τ φ √2 𝑒 Experimental Hole Apéry’s Constant Binary Lambda Calculus Connect Four Continued Fractions Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers Multitap Input NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Chars Time Submitted 75th proton 🇩🇪 854 48 35ms 1 Jun 2020 75th 4hg 🇺🇸 854 48 37ms 19 Jul 2022 75th ls-samer-abuthaher 854 48 35ms 7 Oct 2022 75th LostSyntax21 🇬🇧 854 48 35ms 22 Aug 2024 75th mishak-sys 854 48 36ms 10 Sep 2025 75th AetherQuantity 854 48 35ms 21 Oct 2025 87th caerbannogwhite 837 49 37ms 13 Apr 2018 87th shinh 837 49 37ms 8 Jun 2018 87th mgergi 837 49 37ms 29 Oct 2018 87th tsundokul 837 49 41ms 6 Nov 2018 87th gorbit99 837 49 36ms 31 Mar 2019 87th th0rex 837 49 34ms 10 Jun 2019 87th snltd 837 49 39ms 14 Aug 2019 87th ajc2 837 49 36ms 18 Oct 2019 87th fynnkroeger 837 49 35ms 10 Jan 2021 87th fitzdotlol 🇺🇸 837 49 37ms 24 May 2021 97th sk- 820 50 39ms 12 Sep 2019 97th NewDefectus 🇮🇱 820 50 37ms 23 May 2021 99th Mir0ff944 804 51 37ms 15 Nov 2019 99th wasabi-avalanches 804 51 39ms 6 Apr 2024 101st graft 788 52 36ms 11 Mar 2018 101st HumanoidCPU 788 52 34ms 21 Nov 2025 103rd BrenSchaap 774 53 38ms 11 Nov 2021 103rd HallMatthew314 774 53 37ms 5 Dec 2021 103rd yzhs 🇩🇪 774 53 35ms 20 Jul 2022 103rd purp 774 53 37ms 11 Aug 2022 103rd FnControlOption 774 53 36ms 21 Aug 2022 103rd Pluviolithic 774 53 36ms 20 Oct 2023 103rd beirigo 🇧🇷 774 53 37ms 20 Nov 2025 110th biinari 759 54 40ms 18 Mar 2018 110th biji1 759 54 38ms 26 Apr 2018 110th bbakersmith 759 54 38ms 15 Jul 2021 110th lbrito1 759 54 35ms 8 Jan 2022 110th galloj 🇨🇿 759 54 38ms 26 May 2022 110th Crackson4 759 54 36ms 12 Aug 2023 110th dokutan 759 54 37ms 23 Mar 2024 117th jamespeilunli 745 55 37ms 1 May 2022 118th hrrs01 732 56 36ms 26 Sep 2018 118th sapphyrus 732 56 37ms 9 Jun 2019 118th danini-the-panini 732 56 36ms 27 Aug 2019 118th tadd 732 56 37ms 16 Apr 2020 118th shibacho 🇯🇵 732 56 36ms 30 Mar 2022 118th Ralac07 🇦🇺 732 56 36ms 17 Jun 2024 124th bethdebelak 719 57 37ms 11 Mar 2018 124th atayarani 719 57 38ms 15 Jan 2019 124th CaAlden 719 57 37ms 9 May 2019 127th jetpks 707 58 37ms 27 Jun 2019 128th segiddins 695 59 38ms 24 Aug 2018 128th Noxilex 695 59 38ms 20 Mar 2019 128th handisb 695 59 37ms 18 Oct 2019 128th Michaelncallahan 695 59 38ms 30 Apr 2020 132nd JKHiggins 683 60 36ms 28 Mar 2018 132nd yokasuretsu 683 60 37ms 19 Apr 2018 132nd albanian-laundromat 683 60 35ms 20 Nov 2025 135th sacthedev 672 61 37ms 3 Apr 2018 135th nlc 672 61 39ms 11 Apr 2018 137th jacobsmith 661 62 39ms 15 Feb 2018 137th yrral86 661 62 34ms 9 Mar 2018 137th drkameleon 🇪🇸 661 62 36ms 28 Jan 2020 140th clupasq 651 63 40ms 3 Feb 2018 140th olliebaum 651 63 38ms 12 Jul 2018 140th ni3t 651 63 36ms 12 Dec 2018 140th ridingqwerty 🇺🇸 651 63 40ms 12 Jul 2022 144th ted 631 65 39ms 17 Apr 2018 144th shellbertt 🇨🇦 631 65 39ms 14 May 2021 146th chris-arsenault 621 66 38ms 2 Feb 2018 146th brianlwatson 621 66 39ms 11 Apr 2019 146th san-nat 621 66 40ms 3 Mar 2021 146th schachmattmatt 621 66 38ms 11 Aug 2021 150th ninjawarrior1337 603 68 37ms 30 Nov 2021 151st DanDobrick 586 70 40ms 23 Feb 2018 151st dCSeven 586 70 39ms 21 Mar 2019 151st dymowski 586 70 39ms 15 Jul 2019 154th ptarjan 577 71 36ms 25 Mar 2018 154th alabhyajindal 577 71 33ms 3 Apr 2025 156th msbranicky 569 72 37ms 7 Sep 2023 157th jngbsn 562 73 37ms 26 Jun 2020 157th karinknutsson 562 73 37ms 19 Mar 2021 159th aksyristos 547 75 37ms 31 Jan 2023 160th Betuaredead 539 76 38ms 4 Jan 2023 First Prev 81–160 of 175 Next Last