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, 16, ['2287', 'x', '4117', '8345', 'O', '1249', '6237', '2673', 'g', 'A', 'A', '3479', 'S', 'G', 'b', '2401', '6745', '7777', 'p']

gAA3479SGb2401