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: 17, 21, ['9559', 'J', '1673', 'l', 'O', 'f', 'I', '5483', 'f', '9789', '4797', 's', '7667', 'w', 'E', 'O', 'q', 'M', 'h', 'M', '5841', 'P', '7901']

qMhM5841