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: 2, 12, ['T', 'K', 'X', 'E', 'x', '9887', '6057', 'h', 'l', '1315', '7581', '9859', 'M', '4995', '7127', '4293']

KXEx98876057hl131575819859