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

Example Input: ['c', 'must', 'G', 'oil,', 'Z', 'C', 'I', 'k', 'd']
Example Output: cmustGoil,ZCIkd

Example Input: ['Y', 'of', 'J', 'has', 'q', 'P', 'smell', 'o', 'But', 'S', 's', 'w', 'to', 'p']
Example Output: YofJhasqPsmelloButSswtop

Example Input: ['X', 'and', 's', 'tough', 'X', 'i']
Example Output:
XandstoughXi