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: 4, 12, ['i', '7941', 'P', '7875', 'p', 'H', 'd', '2857', '2989', '53', '781', '3477']

7875pHd28572989537813477