Given the task definition, example input & output, solve the new input case.
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.
Example: Andorra
Output: .ad
.ad is the TLD of the country called Andorra.

New input case for you: Algeria
Output:
.dz