![]() ![]() StrYear = JOptionPane. Well, here's my final approach (for anyone who's interested). Too bad I'm not experienced enough to go about it your way. Michael: That's a very interesting approach. I thought initializing was only for numbers. Nathan: As it turns out, I failed to initialize my string value: romanNum. "One good thing about music - when it hits, you feel no pain" (intValue + " IN ROMAN NUMERALS: " + numeralValue) Private static final char ONE_HUNDRED = 'C' Private static final char FIVE_HUNDRED = 'D' We start by representing the number as a repeated sequence of the I characters. The solution here is to tackle the problem as a unary problem where the Roman numerals represented as a single element, the I character. ![]() Private static final char ONE_THOUSAND = 'M' You want to convert numbers into their Roman numerals representation and vice versa. It seems to work okay, although I haven't tested it extensively. The following approach is based on the way you had started to do it. The way you are concatenating the characters into the String seems to be fine. If (number>=1000) //I'm thinking I may not need "If" statementsĪs I stated earlier, I can't get the "M" to concatenate with the "CM", "D", etc. Int number= inputNum converted to integer In modern times, Roman numerals are used mainly for decorative purposes or to indicate the order of things in a sequence, such as the pages in a book or the numbering of a list. Does this answer your question Converting Integers to Roman Numerals - Java tevemadar. (Hint: You should end up with two methods.) Clashsoft. Here's what I have so far (in semi-pseudocode form): How to convert a list of numbers to a list of roman strings. I know I may be going at this all wrong, but I've only had about a week's time to figure this out. ![]() I'm having some problems with it because I don't know how to concatenate strings. The assignment is to write a program that can convert an integer (from the user's input) to roman numerals. txt file is free by clicking on the export iconĬite as source (bibliography): Roman Numerals on dCode.I have just started an Intro to JAVA course and I already have an assignment due the 2nd class day. The copy-paste of the page "Roman Numerals" or any of its results, is allowed (even for commercial purposes) as long as you cite dCode!Įxporting results as a. Except explicit open source licence (indicated Creative Commons / free), the "Roman Numerals" algorithm, the applet or snippet (converter, solver, encryption / decryption, encoding / decoding, ciphering / deciphering, breaker, translator), or the "Roman Numerals" functions (calculate, convert, solve, decrypt / encrypt, decipher / cipher, decode / encode, translate) written in any informatic language (Python, Java, PHP, C#, Javascript, Matlab, etc.) and all data download, script, or API access for "Roman Numerals" are not public, same for offline use on PC, mobile, tablet, iPhone or Android app! Ask a new question Source codeĭCode retains ownership of the "Roman Numerals" source code. The uses today are limited to clocks, dates, but also on tattoos, many tattoos use Roman numerals. assertEquals('solution(578) should equal to DLXXVIII', 'DLXXVIII', conversion.solution(578)) So, it converts small numbers (from 1 to 10 included) just fine, but when the number is bigger it looks like it converts and prints the last digit of the number twice. Roman numerals are learned at school in primary school but are rarely used except in mathematics or history.
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