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:
9, ['u', '4051', '3701', 'X', '4683', 'l', '7955', 'O', '4095', 'c', 'j', 'A', '6477', '529', '4761', '1117', 'l', 'X', 'h']
answer:
u, 4051, 3701, X, 4683, l, 7955, O, 4095, c


question:
2, ['7909', '2675', 'Y', '8083', '379', 'K', '9823', '7959', 'w', '7649', 'C', 'S']
answer:
7909, 2675, Y, 8083, 379, K, 9823, 7959, w, 7649


question:
2, ['f', '613', 'y', '5519']
answer:

f, 613