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: 5, 9, ['T', '789', '6639', 'q', '9721', '6727', '5971', 'T', 's', 'H', 'n', 'U', 'a', '7827', '4935', '8723', 'U', '6015', '7747', 'e', 'h', '2673', 'L', '1401', '1943', '1973', '4667', 'r']

972167275971Ts