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: 3, 23, ['i', '3777', 'X', '9375', '2419', 'a', 'v', 'I', '8653', 'A', 'o', '3649', 't', '7927', '2895', '2015', 'U', 's', '6445', '4987', 's', '2337', '6281', 'q']

X93752419avI8653Ao3649t792728952015Us64454987s23376281