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

Example Input: ['I', 'W', 'from', 'B', 'and', 'Y', 'head', 'F', 'N', 'last', 'W', 'the', 'v', 'B', 'l', 'Pip,', 'U']
Example Output: IWfromBandYheadFNlastWthevBlPip,U

Example Input: ['p', 'h', 'Pequod,', 'X', 'his', 'U', 'x', 'A']
Example Output: phPequod,XhisUxA

Example Input: ['f', 'T', 'the', 'r', 'world', 'g', 'down', 'a', 'Z', 'because', 'h', 'that', 'l', 'l']
Example Output:
fTtherworldgdownaZbecausehthatll