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, ['W', '5197']
answer:
W


question:
7, ['O', 'G', '303', 'J', '8545', 'u', '1983', 'u', '425', 't', '8249', 'i', '4727', '6039', 'k', '1927', 'z', '4429', '4131', '8543', '9127', 'J']
answer:
O, G, 303, J, 8545, u, 1983, u, 425, t, 8249, i, 4727, 6039, k


question:
3, ['4109', 'v', '2181', 'D', '751', 'B', '6487', '7377', 'y', '9559', 'A', '1951', 'j', 'z', '7085', '7937', 'E']
answer:

4109, v, 2181, D, 751, B, 6487, 7377, y, 9559, A, 1951, j, z