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: 21, 22, ['3691', 'O', 'I', 'x', 'w', '9093', '2187', 'j', 'I', 'd', '393', 'Q', 'S', '859', 'M', 'S', '5949', 'f', 'g', 'v', '1387', '3041', 'F']

13873041