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.
--------
Question: 2, 5, ['3823', 'P', '9615', '6979', '5511', '7483', '4315', '6363', 'u']

Answer: P961569795511


Question: 3, 6, ['3315', 't', 'B', 'K', '631', 'e', '3715', 'o', '2761', 'e', 'a', 'K', 'J', '6837']

Answer: BK631e


Question: 2, 5, ['2119', 'D', '7833', 'c', 'u', '1979', 'r']

Answer:
D7833cu