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: 7, 14, ['4557', '4639', 'G', '1485', 'A', '9885', 'y', 'q', 'z', '5233', '4481', '6411', '2097', '2529', '8085', '799', 'r']

yqz52334481641120972529