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, ['309', 'a', 't', '9971', 'y', '2339', '6625', '4883', '7313', '549', '5371', '3667', 'X', '8461', 'A', 'O', 'W', 'D', 'I', '2879', '9247', '3929', '5685', '6725', 'W', 'y']

at9971y23396625488373135495371