TASK DEFINITION: In this task, you are given inputs i and A, where i is an integer and A is a list. You need to list all the elements of A preceding the last i elements. i will always have a value less than the length of A.
PROBLEM: 1, ['8593', 'X']

SOLUTION: 8593

PROBLEM: 4, ['W', 'U', '7989', '7921', '2625', '4897', '1429', '7431', 'v', 'J', 'G', '2459', 'h', 'D', 'O', 'j', '5037', '9775', '7017']

SOLUTION: W, U, 7989, 7921, 2625, 4897, 1429, 7431, v, J, G, 2459, h, D, O

PROBLEM: 4, ['Y', '6277', '2461', 'Y', '5027', 'U', '1661', 'I', 'Q', '6581', 'I', '6593', 'l', '5099', '1303', 'z', 'q', '4289', 'v', 'Q', 'N']

SOLUTION:
Y, 6277, 2461, Y, 5027, U, 1661, I, Q, 6581, I, 6593, l, 5099, 1303, z, q