LeetCode Solution: 13. Roman to Integer
The article provides a tutorial on solving LeetCode problem #13, which involves converting Roman numerals to integers. It explains the Roman numeral system, including both standard addition cases and special subtraction cases. The article also outlines a step-by-step approach to implement the solution in Python, emphasizing the importance of a 'look ahead' strategy.
- ▪Roman numerals consist of seven symbols, each representing a specific integer value.
- ▪The challenge includes handling special cases where a smaller numeral precedes a larger one, requiring subtraction instead of addition.
- ▪A step-by-step guide is provided to implement the solution using a lookup table and a 'look ahead' strategy.
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