instruction:
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.
question:
1, ['U', '2255', 'z', 'u', '3111', 'b', 'V', 'K', 'u', 'x', '8193']
answer:
U, 2255, z, u, 3111, b, V, K, u, x


question:
4, ['W', 'U', '7989', '7921', '2625', '4897', '1429', '7431', 'v', 'J', 'G', '2459', 'h', 'D', 'O', 'j', '5037', '9775', '7017']
answer:
W, U, 7989, 7921, 2625, 4897, 1429, 7431, v, J, G, 2459, h, D, O


question:
4, ['1725', 'm', 'J', 'K', '3221', 'u', 'n', 'd', 'B', 'F', 'E']
answer:

1725, m, J, K, 3221, u, n