Roman to Arabic in Ruby in bytes. 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial All Languages ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily Luau Odin Picat Qore Racket Rebol Rexx Scala Squirrel Stax Uiua Umka Vala Vyxal Bytes Chars Scoring Bytes Chars Language All ><> ALGOL 68 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 APL ArkScript Arturo Befunge BQN CJam CoffeeScript Egel Fennel Harbour Hare Haxe Hush Hy iogii Knight Lily 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 Continued Fractions 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 Multitap Input 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 Alphabetic Numbers Apéry’s Constant Binary Lambda Calculus Connect Four Crossword CSS Colors (Inverse) CSS Grid Ellipse Perimeters Flags Floyd-Steinberg Dithering Gray Code Decoder Gray Code Encoder Hexagonal Spiral Highly Composite Numbers NFA Simulator Numbrix Odd Polyomino Tiling p-adic Expansion Polygon Triangulations QR Encoder Quadratic Formula Rectangle Fill Semiprime Numbers Smooth Numbers Snake Sphenic Numbers Taxicab Numbers Turtle Tutorial # Golfer Points Bytes Time Submitted 1st sisyphus-ppcg 🇦🇺 1,000 60 105ms 26 Dec 2024 1st radarek 🇵🇱 1,000 60 42ms 26 Dec 2024 1st stefangimmillaro 1,000 60 43ms 26 Dec 2024 1st JayXon 🇺🇸 1,000 60 44ms 27 Dec 2024 1st xsot 🇸🇬 1,000 60 53ms 3 Feb 2025 1st ovs-code 🇩🇪 1,000 60 60ms 22 Feb 2025 1st pardouin 🇫🇷 1,000 60 61ms 11 Aug 2025 1st Steffan153 🇫🇮 1,000 60 132ms 8 days ago 9th DialFrost 🇸🇬 984 61 52ms 26 Dec 2024 9th m-tkach 🇺🇦 984 61 53ms 26 Dec 2024 11th primo-ppcg 🇹🇭 968 62 67ms 13 Dec 2020 11th Lydxn 🇨🇦 968 62 64ms 8 Sep 2021 11th Shanethegamer 🇺🇸 968 62 59ms 17 Feb 2022 11th GrayJoKing 🇦🇺 968 62 56ms 24 Feb 2022 11th MeWhenI 🇻🇦 968 62 44ms 24 Feb 2022 11th akshatj27 🇦🇶 968 62 57ms 5 Mar 2022 11th scpchicken 🇵🇼 968 62 65ms 5 Mar 2022 11th Irratix 🇳🇱 968 62 61ms 22 Mar 2022 11th sean-niemann 🇺🇸 968 62 54ms 7 May 2022 11th prplz 🇦🇺 968 62 60ms 8 Jun 2022 11th Natanaelel 🇸🇪 968 62 61ms 16 Feb 2023 11th Babafaba 968 62 43ms 5 Nov 2025 23rd nwellnhof 🇩🇪 952 63 56ms 6 Nov 2021 23rd AbrahamJLR 🇻🇪 952 63 50ms 29 Jul 2025 25th 4hg 🇺🇸 923 65 65ms 25 Jan 2023 26th anter69 🇭🇺 896 67 63ms 31 Jan 2023 26th KatieLG 🇬🇧 896 67 42ms 27 Nov 2023 28th blaztoma 🇱🇹 857 70 61ms 22 Nov 2025 29th dokutan 845 71 51ms 7 Apr 2025 30th SirBogman 🇺🇸 769 78 56ms 20 Mar 2022 30th CaedenHarper 🇨🇦 769 78 42ms 18 Aug 2025 32nd jared-hughes 652 92 57ms 20 Sep 2022 33rd hiddicop 🇸🇪 638 94 60ms 1 Feb 2021 34th Waffle3z 571 105 101ms 22 Jan 2021 35th olivermrose 🇺🇸 561 107 81ms 24 Oct 2021 36th hrrs01 556 108 53ms 29 Jan 2018 37th yzhs 🇩🇪 550 109 67ms 20 Jul 2022 38th yokasuretsu 545 110 65ms 30 Apr 2018 39th Haksell 🇦🇶 541 111 78ms 22 Feb 2023 40th proton 🇩🇪 492 122 83ms 8 Jun 2020 41st robymus 476 126 55ms 18 Sep 2018 41st gilufin 476 126 156ms 19 Jan 2022 43rd Andriamanitra 🇫🇮 462 130 87ms 18 Jun 2025 44th atsushiootani 448 134 73ms 1 Nov 2018 44th tatzyr 🇯🇵 448 134 110ms 28 Dec 2024 46th vonagam 444 135 73ms 12 Nov 2017 47th olleicua 🇺🇸 438 137 119ms 25 Feb 2025 48th segiddins 414 145 69ms 24 Aug 2018 49th biinari 411 146 51ms 2 Apr 2018 50th SephQ 377 159 63ms 9 Feb 2021 51st adoxography 359 167 77ms 6 Jun 2018 52nd jaredcrystal 🇺🇸 314 191 63ms 9 Oct 2019 53rd aksyristos 305 197 143ms 31 Jan 2023 54th n1LS 283 212 76ms 2 Oct 2019 55th jmerle 🇳🇱 269 223 83ms 21 Jun 2023 56th HumanoidCPU 110 545 74ms 9 Jun 2024 57th KatieLG-Transpiler 🇬🇧 1 76,979 700ms 5 Nov 2022 1–57 of 57
