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, ['A', 'w', '4031', '5175', 'H', '4627', '8031', 'Z', 'u', '5489', '1145', '1173', '5959', '5695', 'b', '9535', '8215', 'x', 'U', 'V', '773']

SOLUTION: A, w, 4031, 5175, H, 4627, 8031, Z, u, 5489, 1145, 1173, 5959, 5695, b, 9535, 8215, x, U

PROBLEM: 1, ['4737', 'u', 's']

SOLUTION: 4737, u

PROBLEM: 7, ['m', '5301', '4037', '4437', 'z', '2637', '9417', 'e', '7983', '2333', 's', 'W', 'I', 'D', 'D', '365', '1467', 'i', 'f', '7677', 'X', 'y']

SOLUTION:
m, 5301, 4037, 4437, z, 2637, 9417, e, 7983, 2333, s, W, I, D, D