In this task you will be given a list of strings and you need to concatenate them.

Example Input: ['WHALE.', 'p', 'q', 'black', 'Q', 'way', 'd', 'marriage', 'S', 'W', 'U', 'Y', 'you', 'M', 'the', 'k']
Example Output: WHALE.pqblackQwaydmarriageSWUYyouMthek

Example Input: ['a', 'O']
Example Output: aO

Example Input: ['Z', 'But', 'f', 'v', 'c', 'd']
Example Output:
ZButfvcd