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

Example Input: ['at', 'e', 'If', 'W', 'Y', 'worlds.', 'R', 'F', 'P', 'u']
Example Output: ateIfWYworlds.RFPu

Example Input: ['thirty', 'w', 'understand', 'M']
Example Output: thirtywunderstandM

Example Input: ['y', 'c', 'at', 'G', 'that', 'y', 'e', 'P', 'Z']
Example Output:
ycatGthatyePZ