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: 9, 9, ['K', '5117', 'v', 'K', '5417', '1699', 'r', '6681', 'n', 'v', '4513', 'c']

SOLUTION: n

PROBLEM: 9, 20, ['8851', '2871', 'e', '6639', 'D', '7819', '6379', 'R', 't', '8735', 'Q', 'Q', '2983', 'A', '8709', '691', '8913', '9935', '9733', 'r', '4123', 'm', '9427', 'W', 'U', '1285', 'q']

SOLUTION: r, 9733, 9935, 8913, 691, 8709, A, 2983, Q, Q, 8735, t

PROBLEM: 2, 5, ['w', '7059', 'l', 'C', 'U', '3563', 'Y', 'e', 'D', 'U', '1023', '5197', '7991', '1067']

SOLUTION:
U, C, l, 7059