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:
2, ['u', 'Q', '5689', '2415', 'X', 'q', '743']
answer:
u, Q, 5689, 2415, X


question:
2, ['e', 'G', 'r', '2757', '4199', 'g', 'C', '3207', '3681', 'E', 'l', 'q', '7323', 'P', 'f', 'k']
answer:
e, G, r, 2757, 4199, g, C, 3207, 3681, E, l, q, 7323, P


question:
6, ['2713', '511', '2491', 'x', 't', '8653', 'C', 'N', 'r', 'K', 'i', 'H', 'b', 'U', '3665', 'P', '9521', '1241', 'z', 'u', '5261', '4673']
answer:

2713, 511, 2491, x, t, 8653, C, N, r, K, i, H, b, U, 3665, P