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: 4, 20, ['c', '6561', '6103', '6739', '5747', 'B', 'X', 'c', 'e', '1989', 'r', '3911', '3587', '7815', '931', '6463', '5373', 'D', 'D', '2105', 'R', '5145', '6109', '1421']

2105, D, D, 5373, 6463, 931, 7815, 3587, 3911, r, 1989, e, c, X, B, 5747, 6739