DOJO about Roman Numerals
Links related :
DOJO: https://codingdojo.org/kata/RomanNumerals/
FURTHER INFORMATION : http://www.novaroma.org/via_romana/numbers.html
BEST PRACTICES : https://levelup.gitconnected.com/10-best-practices-with-a-code-for-test-driven-development-tdd-8ca26db106cc