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, ['6417', '8701', '5143', 'B', 'B', '8403', '4119', '5523', 'O', '9379', '5015', 'n', 'U', '1161', 'J', 'w', 'G', '6407', 'w', 'H', '2037', 'H', '8663', 'f', 'Z', '7127', 'w', 'C', '69', '6143']

SOLUTION: 6417, 8701, 5143, B, B, 8403, 4119, 5523, O, 9379, 5015, n, U, 1161, J, w, G, 6407, w, H, 2037, H, 8663, f, Z, 7127, w, C

PROBLEM: 1, ['5173', 'e', 'j']

SOLUTION: 5173, e

PROBLEM: 1, ['l', 'n', 'A', '203', '4595', '8417']

SOLUTION:
l, n, A, 203, 4595