Search⌘ K
AI Features

Roman to Integer

Explore how to convert Roman numeral strings into integer values using hash maps. Understand the Roman numeral system's rules, including subtraction cases, and implement a solution that efficiently parses the numeral according to given constraints.

Statement

Given a string, s, representing a Roman numeral, return the integer value of the Roman numeral.

Seven different symbols represent Roman numerals:

Symbol

Value

I

1

V

5

X

10

L

50

C

100

D

500

M

1000

So, in Roman numerals,  ...