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: 7, 11, ['s', '6583', 's', 'D', 'l', 'g', '5821', '3563', '5567', '8351', '6575', 'c', '6967', 'K', '7483', 'X', '9337', 'm', '4649', 'u']

58213563556783516575