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: 13, 17, ['E', 'u', '7389', 's', '5839', '2109', 'W', 's', '9561', 'w', 'x', '9663', 'd', '1579', 'U', '9249', '8763', '8141', 'i', 'X', '9201']

d1579U92498763