In this task, you are given a country name and you need to return the Top Level Domain (TLD) of the given country. The TLD is the part that follows immediately after the "dot" symbol in a website's address. The output, TLD is represented by a ".", followed by the domain.

Ex Input:
Guinea

Ex Output:
.gn


Ex Input:
Cayman Islands

Ex Output:
.ky


Ex Input:
Central African Republic

Ex Output:

.cf