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.

Ex Input:
Bhutan

Ex Output:
064


Ex Input:
China

Ex Output:
156


Ex Input:
U.S. Virgin Islands

Ex Output:

850