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, ['u', '8921', '7805', '1995', '5493', 'D', 'A', '9687']
answer:
u, 8921, 7805, 1995


question:
3, ['Y', '3499', '2787', 'C', 'U', '4895']
answer:
Y, 3499, 2787


question:
2, ['89', 'F', '447', '4535', 'f', 'v', '6919', '4965', 'C', 'K', '7367', '5209']
answer:

89, F, 447, 4535, f, v, 6919, 4965, C, K