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: 11, 13, ['2721', 'M', 'B', 'P', 'b', '2815', '7321', '5245', 'A', 'F', 'H', 'x', 'c', 'M', '283', 'i', '2891', '8995', '3377', '3817', '8653']

Hxc