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: 16, 19, ['9987', 'B', 'e', 'k', '2659', '9107', 'T', '2619', '8119', '1741', '421', 'h', '601', '2039', '1743', '8065', '9131', '7519', 'J', 'A', '8447', 'Q', 'a', '9641']

806591317519J