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 list all elements of A from the ith element to the jth element in the reverse order. 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: 20, 20, ['4177', '5609', 'm', 'j', '6817', '439', 'y', 'G', 'x', 'z', '2947', 'o', '3343', 't', 'n', 'Q', 'R', '4797', 'l', 'r', '259']

r