This tag indicates that the challenge involves Roman numerals

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1
vote
0answers
115 views

The Venerable Bede, 21st Century Style [duplicate]

1300 years ago, the English theologian Bede earned the honorific by which he is now known ("The Venerable Bede") by, among other things, convincingly computing the date of Easter for a number of ...
11
votes
5answers
333 views

Ambiguous Roman Numeral Magic Squares

The king of Ancient Rome is having difficulties determining if a magic square is valid or not, because the magic square he is checking does not include any separators between the numbers. He has hired ...
33
votes
6answers
2k views

Numbers as Circular Graphics

First, study this puzzle to get a feel for what you will be producing. Your challenge is to write a program or function which will output a circular graphic like the ones from the puzzle, given a ...
18
votes
14answers
2k views

Code Romanization

The challenge is to make any Roman numerals valid code in your chosen language. They should not appear inside of strings or anything similar, but work just like any other tokens, literals such as ...
17
votes
8answers
1k views

Create a Roman Numeral calculator

Create a basic calculator for Roman numerals. Requirements Supports +,-,*,/ Input and output should expect only one subtractor prefix per symbol (i.e. 3 can't be IIV because there are two I's ...
10
votes
8answers
721 views

Convert arbitrary roman numeral input to integer output [duplicate]

The usual rules: no external resources, or the like. Input will be a positive integer in valid Roman numeral format less than 10 thousand, say. Use all the Roman numeral characters: I = 1 V = 5 ...
25
votes
16answers
5k views

Count from 1 to 100… in Roman Numerals

Write a program that count from 1 to 100 in Roman Numerals and print these numbers by standard output. Each one of the numbers must be separated by spaces. You cannot use any built in function to ...
4
votes
9answers
806 views

Subtracting, the old-fashioned way

Overview Adding slightly to the complexity of working with Roman numerals... The ancient Romans devised a number system using Latin letters, which served them well, and which is still used by modern ...
6
votes
11answers
778 views

Adding, the old-fashioned way

Overview The ancient Romans devised a number system using Latin letters, which served them well, and which is still used by modern civilization, though to a much smaller degree. In the time of its ...
18
votes
4answers
1k views

Optimal short-hand roman numeral generator

Goal: Write a function that takes a number as input and returns a short-hand roman numeral for that number as output. Roman Numeral Symbols: Symbol Value I 1 V 5 X 10 L 50 ...
9
votes
2answers
1k views

Roman numeral converter function

Create the shortest function to convert a string of Roman numerals to an integer. The rules for each letter can be found at the Wikipedia page. Letters above 1,000 will have parentheses placed ...