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: 7, 15, ['r', 'y', '3683', '4567', '9521', '3551', 'k', 'T', 'l', '5479', '709', '93', '1725', '6347', 't', 'A', '9087', '3539', '6301']

kTl54797099317256347t