Definition: In this task, you are given inputs i,j, and A, where i and j are integers and A is a list. You need to concatenate all elements of A from the ith element to the jth element, and print the resultant string. i and j will be non-negative, and will always have a value less than the length of A. i will always be less than j.
Input: 3, 14, ['3581', 'F', '3069', 't', '2275', 'b', '8517', '8499', 's', 'k', '4187', '8599', 'n', 'V', 'M', '1675', 'U', '355', '8509']

3069t2275b85178499sk41878599nV