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: 9, 21, ['9593', '2017', 'O', 'r', 'l', '9345', '8789', '3153', 'D', '8285', '1457', 'J', 'D', 'g', 'J', 'M', '373', '6271', 'O', '7427', 'g', 'G', '9617', 'r', '3545']

D82851457JDgJM3736271O7427g