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, ['C', '5345', '5277', '2043', '7501', 'Z', 'n', 'X', 'G', '6563', 'n', 'c', 'f', 'h', '7181', 'f', '8397', 'C', '2187', '9947', 'd', '3705', '5889', '2025', 'S', 'n', 'U']

fh7181f8397