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, ['t', 'O', '5607', '1577', '9143', '5197', 'y', 'd', 'w', 's', '3331', '8701', '9409']

SOLUTION: t, O, 5607, 1577, 9143, 5197, y, d, w, s, 3331, 8701

PROBLEM: 5, ['o', 'f', '7837', '7209', 'w', 'U', '5873', 'N', 'r', 'k', 'h', '1451', 'l']

SOLUTION:
o, f, 7837, 7209, w, U, 5873, N