TASK DEFINITION: In this task, you are given a country name, and you need to return the numeric International Organization for Standardization (ISO) code of the given country. The codes are three-digit numbers defined by the ISO to represent countries, dependent territories, and special areas of geographical interest.
PROBLEM: Bulgaria

SOLUTION: 100

PROBLEM: Montserrat

SOLUTION: 500

PROBLEM: São Tomé

SOLUTION:
678