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, ['r', '7699', 's', 'c', '9657']

SOLUTION: r, 7699, s

PROBLEM: 5, ['2567', 'm', '8275', '3647', 'n', 'F', 'X', 'v', 'J', '1841', 'A', '5037', 'c', '773', '1763', 'A', 'X', '5883', 'D', 'A', '3925']

SOLUTION: 2567, m, 8275, 3647, n, F, X, v, J, 1841, A, 5037, c, 773, 1763, A

PROBLEM: 5, ['I', 'm', '1213', '1959', 'W', 'p', 'J', 'q', 'J', '4539', '2319', 'd', 'W', '1687', '8555', '7493', 'I', 'X']

SOLUTION:
I, m, 1213, 1959, W, p, J, q, J, 4539, 2319, d, W