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:
State of Palestine

Ex Output:
.ps


Ex Input:
Denmark

Ex Output:
.dk


Ex Input:
Austria

Ex Output:

.at