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.

Input: Consider Input: Eritrea

Output: .er


Input: Consider Input: Réunion

Output: .re


Input: Consider Input: Swaziland


Output: .sz