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

Example Input: ['l', 'It', 'm', 'b', 'would', 'U']
Example Output: lItmbwouldU

Example Input: ['than', 'k', 'x', 'surplus', 'b', 'N', 'their', 'n', 'g']
Example Output: thankxsurplusbNtheirng

Example Input: ['a', 's', 't', 'P', 'of', 'd', 'L']
Example Output:
astPofdL