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:
4, ['R', 'U', 'W', '403', '8287', 's', '8495', 'x']
answer:
R, U, W, 403


question:
3, ['w', '273', '3987', 'J', 'm', 'v', '321', '8839', 'e', 'E', '5029', '1825', 't', 'a', '1257']
answer:
w, 273, 3987, J, m, v, 321, 8839, e, E, 5029, 1825


question:
2, ['1595', 'i', '41', 'P', 'D', 'r', '3913', 'W', 'I', '883', '7197', '1111', '4755', 'S', 'F', '8769', '731', 'U', 'P', 't', '3037', '3597', 'p']
answer:

1595, i, 41, P, D, r, 3913, W, I, 883, 7197, 1111, 4755, S, F, 8769, 731, U, P, t, 3037