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: 7, 7, ['5803', '7305', 'v', 'n', '7813', 'c', 'n', '1161', 'd', 'r', '4781', 'c', 'X', 'X', 'E', 'D', 'Q', 'n', '4067', '5411', 'B', 'a', 'U']

SOLUTION: n

PROBLEM: 8, 13, ['Z', 'b', '6739', '1391', 'j', 'P', '543', 'g', '2561', 'm', '3751', '6601', '3597', '41', '3669', '7537']

SOLUTION: 3597, 6601, 3751, m, 2561, g

PROBLEM: 19, 20, ['H', '6857', 'M', 'A', 'd', 'U', '1825', '8515', '7047', 'L', 'o', '9883', '5843', '657', 'D', '9553', '7667', '4183', '23', '1611', 'Y', 'o', 'o', '5809', 'o', 'b', '1901']

SOLUTION:
1611, 23