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: 6, 12, ['T', '9841', '117', '3437', '7027', '9315', '2931', '6159', '8635', 'W', '3269', '1219']

9315293161598635W32691219