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, ['l', 'Z', 'U', '3803', '7271', '983', '3101', '833', 'q', '4131', 'u', 'z', 'p', 'e', 'X', '1541', '3273', '8851', 'k', '8319', '5779', '6401', '7265', 'N', '1173']

SOLUTION: l, Z, U, 3803, 7271, 983, 3101, 833, q, 4131, u, z, p, e, X, 1541, 3273, 8851, k, 8319, 5779, 6401, 7265

PROBLEM: 2, ['351', '729', 'P', 'j', '5769', '4827', 'v', '3657', '1519', '1183', 'V', '3297', '6385', '3487', 'T', 'J', '7531', '9147', '2747', '5981', '5481', '9981', '6079', 'f', '5569', 'W', '5335', '9455', '689', '2341']

SOLUTION: 351, 729, P, j, 5769, 4827, v, 3657, 1519, 1183, V, 3297, 6385, 3487, T, J, 7531, 9147, 2747, 5981, 5481, 9981, 6079, f, 5569, W, 5335, 9455

PROBLEM: 1, ['3985', '447', 'd', '3247', '2443', 'b', '9207']

SOLUTION:
3985, 447, d, 3247, 2443, b