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: 4, ['M', '6571', '2555', 'w', '5679', 'C', '2401', 'Q', 'a', '6885', 'N', '9237', 'p', 'n']

SOLUTION: M, 6571, 2555, w, 5679, C, 2401, Q, a, 6885

PROBLEM: 1, ['W', 'c', '5875', 'j', '7453', '7255', 'f', 'Q', '7089', 'P', 'g', 'X']

SOLUTION: W, c, 5875, j, 7453, 7255, f, Q, 7089, P, g

PROBLEM: 3, ['3415', 'u', 'D', 'b', 'w', 'Y', '2061']

SOLUTION:
3415, u, D, b