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

Example Input: ['young', 'B', 'T', 'short', 'E', 'disturbing', 'a', 'Q', 'while', 'w', 'i', 'B']
Example Output: youngBTshortEdisturbingaQwhilewiB

Example Input: ['a', 'Y', 'q', 'all', 'k', 'is', 'd', 'g', 'B', 's']
Example Output: aYqallkisdgBs

Example Input: ['time', 'R', 'thousand', 'J', 'f', 'through,', 'H', 'C', 'the', 'r', 'structures,', 'v', 'o', 'chest.', 'b', 'L']
Example Output:
timeRthousandJfthrough,HCtherstructures,vochest.bL