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: 8, 16, ['7717', '7947', '4111', 'y', 'o', 'l', 's', 'F', 'R', 'V', 'l', '8153', 'Q', '1427', 'r', 't', 'U']

FRVl8153Q1427rt