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.

Ex Input:
2, ['R', 'S', '6131', '6103', '2787', 'p', '6131', '7353', 'e', '6111', 'B', '5377', '4403', '687', 'C', 'v', 'B', '2295', '2745', '3865', 'w', 'u', 'v', '6635']

Ex Output:
R, S, 6131, 6103, 2787, p, 6131, 7353, e, 6111, B, 5377, 4403, 687, C, v, B, 2295, 2745, 3865, w, u


Ex Input:
5, ['b', 'Z', 'y', '9217', 'v', '3645', '6673', 'I', 'r', 'J', '7361', '8343', 'B', '2863', 'F', '1469']

Ex Output:
b, Z, y, 9217, v, 3645, 6673, I, r, J, 7361


Ex Input:
1, ['f', '1649', 'Z']

Ex Output:

f, 1649