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: 8, 23, ['4969', '2855', '5187', 'c', '9461', '4439', '3081', 'q', 'R', '8607', 'u', '6015', 'M', '1705', '6111', 'l', 'u', 'a', 'i', 'n', '1671', 'i', '4543', 'x', '8823', '2507']

qR8607u6015M17056111luain1671i4543