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

Example Input: ['Z', 'x', 'i', 'left', 'M', 'C', 'R', 'z', 'track,', 'X', 'h']
Example Output: ZxileftMCRztrack,Xh

Example Input: ['X', 'I9ll', 'i', 'arisen', 'v', 'U', 'q', 'N', 'present', 'o', 'U', 'his', 'N', 'B']
Example Output: XI9lliarisenvUqNpresentoUhisNB

Example Input: ['our', 'z', 'K', 'ranging', 'D', 'u']
Example Output:
ourzKrangingDu