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: 7, ['D', '3039', '9407', '8733', 'm', 'e', 'a', 'A', '595', 'c', 'M', '3127', 'k', '9125', 'd', 'u', 'x', '3267', '4779', '9825', '6539', '5735', '9161']

SOLUTION: D, 3039, 9407, 8733, m, e, a, A, 595, c, M, 3127, k, 9125, d, u

PROBLEM: 10, ['J', '4825', '545', '8751', '881', 'e', '6875', 'x', 'O', '1487', 'X', '9241', '9281', 'S', 'Z', 'p', '7897', '6975', '6883', 'F', '6983', 'n']

SOLUTION:
J, 4825, 545, 8751, 881, e, 6875, x, O, 1487, X, 9241