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: 15, 18, ['x', '4357', 'W', '9513', '2749', 'Q', '5547', 'y', '527', '2519', 'H', 'G', 'F', 'T', 'U', 'i', 'o', 'R', '765', '817', '3891', 'g', '9215']

UioR