TASK DEFINITION: In this task you will be given a list of strings and you need to concatenate them.
PROBLEM: ['o', 'the', 'l', 'important', 'x', 'Y', 'altogether', 'z', 'B', 'C', 'of', 'U', 'R']

SOLUTION: othelimportantxYaltogetherzBCofUR

PROBLEM: ['n', 'firmly', 'i', 'his', 's', 'a', 'strike', 'p']

SOLUTION: nfirmlyihissastrikep

PROBLEM: ['and', 'N', 'S']

SOLUTION:
andNS