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: 1, 14, ['L', '4869', '8243', '1229', '9543', 'E', 'c', '923', 'F', '6369', 'D', '19', '8789', '8889', 'y', 'q', 'E']

L4869824312299543Ec923F6369D1987898889