TASK DEFINITION: In this task you will be given a list of strings and you need to concatenate them.
PROBLEM: ['u', 'parts', 'm', 'day', 'P', 'the', 'w', 'v', 'J', 'A', 'n', 'W']

SOLUTION: upartsmdayPthewvJAnW

PROBLEM: ['a', 'z', 'w', 'living', 't', 'A']

SOLUTION: azwlivingtA

PROBLEM: ['and,', 'X', 'old', 'r', 'R', 'slowly,', 'm', 'among', 'z']

SOLUTION:
and,XoldrRslowly,mamongz