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

Example Input: ['with', 'n', 'H', 'K', 'G', 'contrary,', 't', 'I', 'and', 'B', 'C', 'D']
Example Output: withnHKGcontrary,tIandBCD

Example Input: ['on', 'Z', 'l', 'be', 'b', 'our', 'z', 'past', 'G', 'souls.', 'S']
Example Output: onZlbebourzpastGsouls.S

Example Input: ['in', 'w', 'N', 'action,', 'K', 'p', 'h', 'z', 'is', 'a', 'only', 'v', 'some', 'R']
Example Output:
inwNaction,KphzisaonlyvsomeR