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]: Portugal
[A]: .pt


[Q]: Cook Islands
[A]: .ck


[Q]: Aruba
[A]:
.aw