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: 2, ['5189', '805', 'U', '7527', 'Q', 'J', '4927', '8677', 'Y', '2871', '1193', 'C', 'I', '4667', '8127', '9073', '3075', '6297']

SOLUTION: 5189, 805, U, 7527, Q, J, 4927, 8677, Y, 2871, 1193, C, I, 4667, 8127, 9073

PROBLEM: 1, ['4937', '4149', 'h', '3383', 'm', 'b', '575', '5173', '813', '2319', '6741', 'c', 'j', 's', '91', '6989']

SOLUTION: 4937, 4149, h, 3383, m, b, 575, 5173, 813, 2319, 6741, c, j, s, 91

PROBLEM: 2, ['R', '2373', '9979', 'p', '6519', '8723']

SOLUTION:
R, 2373, 9979, p