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: 1, 7, ['8205', 'a', 'D', 'T', '6899', 'X', 'c', '2209', 'D', 'c', 'f', '9245', 'S', 'i']

8205aDT6899Xc