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, ['K', 'x', 'B', 'L', 'a', 'P', 'w', 'R', '1495', '737', 'v', '4079', '6945', '4801', 'c']

SOLUTION: K, x, B, L, a, P, w, R, 1495, 737, v, 4079, 6945

PROBLEM: 2, ['3207', 'w', 'B', '4179', 'g', '1839', 'L', '8075', 's', '7479', 'f', '6717', '6499']

SOLUTION: 3207, w, B, 4179, g, 1839, L, 8075, s, 7479, f

PROBLEM: 6, ['3509', '5013', '4695', 'Y', '2795', '6929', '3969', 'v', 'J', '185', 'W', 'm', 'm']

SOLUTION:
3509, 5013, 4695, Y, 2795, 6929, 3969