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

Example Input: ['p', 'd', 'D', 'back', 'E', 'l', 't', 'no', 'l', 'C', 'h', 'I']
Example Output: pdDbackEltnolChI

Example Input: ['E', 'F', '400,000', 'X', 'one', 'K', 'bow,', 'M', 'these', 'u', 'and', 'y', 'h']
Example Output: EF400,000XoneKbow,Mtheseuandyh

Example Input: ['of', 'a', 'old', 'e', 'G', 'k', 'first', 'C', 'whale', 'J', 'air!', 'M', 'C', 'Y']
Example Output:
ofaoldeGkfirstCwhaleJair!MCY