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, ['5189', '805', 'U', '7527', 'Q', 'J', '4927', '8677', 'Y', '2871', '1193', 'C', 'I', '4667', '8127', '9073', '3075', '6297']

Ex Output:
5189, 805, U, 7527, Q, J, 4927, 8677, Y, 2871, 1193, C, I, 4667, 8127, 9073


Ex Input:
7, ['t', 'K', 'i', '2959', 't', '6067', 'R', 'B', 'i', 'S', 'k', '3319', 'c', '4817', 'U', 'Z', '1965', '7611', 'r', 'C']

Ex Output:
t, K, i, 2959, t, 6067, R, B, i, S, k, 3319, c


Ex Input:
9, ['u', 'Q', 'L', 'H', '2773', 'O', 'P', 'r', '7201', '6303', '5381', 'W', '4197', 'M', 'O', '1455', '7611', 'F', 'c', '3657', '6695', 'J', '4127', 'H']

Ex Output:

u, Q, L, H, 2773, O, P, r, 7201, 6303, 5381, W, 4197, M, O