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, 16, ['W', '8261', '1507', 'O', 'c', 'I', 'C', 'q', 'K', '4405', 'Z', 'H', '1505', 't', '3963', 'G', 'a', '7613', '6877', 'i', '1641', '5313', 'h', '3327', '3649', 'O', 'j', 'l', 'i']

1507OcICqK4405ZH1505t3963G