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: 11, 18, ['7647', '3073', '793', 'Z', '135', 'n', 'H', '8405', '8643', '7303', 'l', '7761', '5585', 'e', '8799', '1393', '9135', 'L', '9427', '8765', 'Q', '7895', 'E', '5251', '7705', 'c', '271', 'o']

l77615585e879913939135L