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, ['9977', '1897', '9039', 'W', '3709']

SOLUTION: 9977, 1897, 9039

PROBLEM: 14, ['1353', 'Y', '6075', '7087', '1585', '9445', '6611', 'K', 'R', 'Q', '5053', '2119', 'H', '27', 'Q', '5661', '6193', '6923', 'M', 'E', 'L', 'X', '7085', 'w', '5061', '6093', '3415', '7009', '6893']

SOLUTION: 1353, Y, 6075, 7087, 1585, 9445, 6611, K, R, Q, 5053, 2119, H, 27, Q

PROBLEM: 1, ['6777', 'Z', '3523', '7653', '3293', '3215', '3581', 'M', '8025', 'i', 'R', '9139', '8597', '807', 'D', 'z', '8889', 'Y', '1729', 'S', 'U', 'D', '3385', 'N', '6383', 'V', 'i']

SOLUTION:
6777, Z, 3523, 7653, 3293, 3215, 3581, M, 8025, i, R, 9139, 8597, 807, D, z, 8889, Y, 1729, S, U, D, 3385, N, 6383, V