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, 11, ['7947', '1841', 'B', 'G', '5501', 'F', '5915', 'L', 'w', '7643', 'T']

1841BG5501F5915Lw7643T