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

Example Input: ['C', 'w', 'could', 'S', 'F']
Example Output: CwcouldSF

Example Input: ['thirty', 'w', 'understand', 'M']
Example Output: thirtywunderstandM

Example Input: ['window', 'j', 'a', 'B', 'q', 'c', 'the', 'M', 'U']
Example Output:
windowjaBqctheMU