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, 6, ['K', 'D', '583', 'Q', 'b', 'B', '4985', 'X', '7839', 'P', '5167', 'c', 'A', '1027', 'b', '9837', '899', 'D', 'g', 'K', '7219']

B, b, Q