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

Example Input: ['fast,', 'Z', 'o', 'h', 'R', 'x']
Example Output: fast,ZohRx

Example Input: ['R', 'a', 'warm', 'S', 'i', 'forehead,', 'P', 'c']
Example Output: RawarmSiforehead,Pc

Example Input: ['But', 'i', 'white', 'm']
Example Output:
Butiwhitem