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: 4, 6, ['3831', '311', '3339', '7799', 's', 'Y', 'Z', 'T', 'g', 'a', 'c', '2205', 'I', '6663', '1319', '5939', '9943', 'N', '8111', '8591', '9257', 'U']

7799sY