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: 19, 20, ['8297', '7353', 'h', 'j', 'W', 'V', '879', '3973', '5879', 'J', 'B', '4259', 'T', 'V', 'i', 'B', 'P', '1277', '8435', 'A', 'b']

8435A