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:
3, ['x', 'P', 'P', '5915', 'c', '1339']

Ex Output:
x, P, P


Ex Input:
2, ['977', 'Z', 'R', '8793', '2449', '2051', 'o', 'm']

Ex Output:
977, Z, R, 8793, 2449, 2051


Ex Input:
4, ['9913', 'n', '1539', '3461', '8739', '3455', 'p', 'Q', 'b', 'H', 'A', 't', 'W', 'Y']

Ex Output:

9913, n, 1539, 3461, 8739, 3455, p, Q, b, H