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]: Barbados
[A]: .bb


[Q]: Cuba
[A]: .cu


[Q]: SFR Yugoslavia
[A]:
.yu