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, ['1753', '4741', '3853', 'U', 'J', 'S', '3935', 'G', '7475', 's', 'j', 'z', '1513', 'K', 'w', '9075', 'd', '9707', '8793', 'u', '6173', '933', '9195', '7203', 'k', 'K']

SOLUTION: 1753, 4741, 3853, U, J, S, 3935, G, 7475, s, j, z, 1513, K, w, 9075, d, 9707, 8793, u, 6173, 933, 9195, 7203, k

PROBLEM: 6, ['8827', '6021', '6397', '71', 'u', 'l', '4735', '4253', '2233', '7871', 'j', '5375', '4627', 'E', '2221', 'P', '3249', 'Z']

SOLUTION: 8827, 6021, 6397, 71, u, l, 4735, 4253, 2233, 7871, j, 5375

PROBLEM: 5, ['G', 'Q', '7323', 'G', 'a', 'w', 'j', '3261', '9475', '4161', 'P', 'L', 'K', '129', '3901', 'V', '6225', '4939', '3789', '6517']

SOLUTION:
G, Q, 7323, G, a, w, j, 3261, 9475, 4161, P, L, K, 129, 3901