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: 5, 16, ['C', '6583', 'G', 'L', 'c', 'b', '7409', '2605', 'E', '5915', 'A', 'k', 'f', '3075', 'E', 'b', 'A', 'v', 't']

cb74092605E5915Akf3075Eb