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.

[Q]: Trinidad and Tobago
[A]: .tt


[Q]: Mongolia
[A]: .mn


[Q]: South Sudan
[A]:
.ss


