TASK DEFINITION: In this task you will be given a list of strings and you need to concatenate them.
PROBLEM: ['whole', 'U', 'l', 'P', 'x']

SOLUTION: wholeUlPx

PROBLEM: ['c', 'a']

SOLUTION: ca

PROBLEM: ['preparing', 'Q', 'to', 'a', 'a', 'P']

SOLUTION:
preparingQtoaaP