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: 2, 17, ['8307', 'N', '9723', '4065', '2273', '4041', '2513', '5187', '639', 'f', 'E', 'H', 'P', '3557', '9573', '2459', '1719', 'G', '3197', 'O', 'o', 'E', 'B', '9773', '3031']

N972340652273404125135187639fEHP3557957324591719