TASK DEFINITION: In this task you will be given a list of strings and you need to concatenate them.
PROBLEM: ['f', 'h', 'swiftly', 'W', 'b']

SOLUTION: fhswiftlyWb

PROBLEM: ['central', 'G', 'substance,', 'I', 'get', 'U', 'T', 'of', 'd', 'E', 'f', 'as', 'X']

SOLUTION: centralGsubstance,IgetUTofdEfasX

PROBLEM: ['f', 'but', 'f']

SOLUTION:
fbutf