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: 5, ['1667', 'U', '1659', 'E', 'J', '7209', 'B', '9839', 'z', '8841', '5105', 'N', '1487', 'q', '3137', 'b', 'D', '1433', '2365', 'Q', '75', 't', '9887', 'y']

SOLUTION: 1667, U, 1659, E, J, 7209, B, 9839, z, 8841, 5105, N, 1487, q, 3137, b, D, 1433, 2365

PROBLEM: 1, ['N', 'u', 'k', '2923', 'P', 'o']

SOLUTION: N, u, k, 2923, P

PROBLEM: 4, ['v', '8855', '8115', 'G', '6831', 'A', 'n', 'U', '8789', '4671', '9979', 'w', 'D', '9537', '7791', 'P', 'B', 'R', '7471', '9477', '1789']

SOLUTION:
v, 8855, 8115, G, 6831, A, n, U, 8789, 4671, 9979, w, D, 9537, 7791, P, B