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: 5, 15, ['H', 'L', '5215', '9263', 'w', '2965', 'd', '2265', 'd', '2579', '9993', 'j', '8999', '33', 'p']

w2965d2265d25799993j899933p