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: 10, ['545', 'j', '1823', '139', '197', '7565', '3227', 'q', '9475', 'N', 'V', 'f', '1819', 'Q', 'T', '5103', '5601', '1843', 'E', 'U', 'B']

SOLUTION: 545, j, 1823, 139, 197, 7565, 3227, q, 9475, N, V

PROBLEM: 2, ['4745', '1001', 'z', 'c', '143', 'd', '3291', 'r', '5543', '8577', '251']

SOLUTION: 4745, 1001, z, c, 143, d, 3291, r, 5543

PROBLEM: 12, ['N', '4889', '5083', 'D', 'D', 'I', '5991', '4751', '4533', '8737', '7165', '2551', 'L', '4873', '175', 't', 'u', 'X', 'm', '1857', '4753', 'Y', 'q', 'Z', 'o', 'H', 'j', 'H', 'N', '2239']

SOLUTION:
N, 4889, 5083, D, D, I, 5991, 4751, 4533, 8737, 7165, 2551, L, 4873, 175, t, u, X