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, ['2379', '447', '8905', '9689', '5979', '3119', 'j']

SOLUTION: 2379, 447, 8905, 9689, 5979

PROBLEM: 1, ['D', 'X', 'M', '3281', 't', '5373', '5539', 'r', '1655', 'S', 'v', 'r', '5935', '3859', 'd', 'z', 'L', 'Z']

SOLUTION: D, X, M, 3281, t, 5373, 5539, r, 1655, S, v, r, 5935, 3859, d, z, L

PROBLEM: 4, ['t', 'h', 'f', '6757', '6293', 'b', '1707', '4485', '2121', '8899', 'S', '6105', '9329', '2035']

SOLUTION:
t, h, f, 6757, 6293, b, 1707, 4485, 2121, 8899