TASK 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.
PROBLEM: 4, 6, ['v', 'E', 'f', 'P', 'K', 'W', 'C', 'z', '5487', '7217', '139', 'q', 'u', 'j', '4567', 'e', 'D', 'x', '3873', '3845', 'Y', '9039', '5027', '7471', 'Q']

SOLUTION: W, K, P

PROBLEM: 6, 18, ['l', 'r', 'T', '1609', 'P', 'L', 'Z', 'K', '7221', '8479', '51', '3725', '4313', '2217', 'J', '3863', 'u', '4473', '1421', 'M']

SOLUTION: 4473, u, 3863, J, 2217, 4313, 3725, 51, 8479, 7221, K, Z, L

PROBLEM: 2, 6, ['b', '8991', 'O', 'v', '8533', 'J', 'w', 'z', 'h']

SOLUTION:
J, 8533, v, O, 8991