In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

Ex Input:
[9417, 6541, 'V', 4095, 2535, 8271, 4253, 'r', 7251, 'F', 's', '5673', 'Q', '163', '591', 'G', 'm', 't', '7069', 'c', 'o', 't', 'q', '5595', 'D', 'Y', 'm', 3611, 'K', 7553, 'B', 'K', 'T'], ['P', 'r', 6361, 2773, 'r', 2627, 'F', 's', '5673', 'Q', '163', '591', 'G', 'm', 't', '7069', 'c', 'o', 't', 'q', '5595', 'D', 'f', 7923, 3733, 5271, 4083]

Ex Output:
F, s, 5673, Q, 163, 591, G, m, t, 7069, c, o, t, q, 5595, D

Ex Input:
[7975, 4703, 'c', '8363', '1673', 'U', 'w', 6977], [3235, 'G', 'c', '8363', '1673', 'N', 'p']

Ex Output:
c, 8363, 1673

Ex Input:
[1455, 213, 'g', 5413, 'a', 'X', 'W', 7069, 'y', '6885', 'J', 'P', 'Z', '7943', 'w', '6403', '4279', 'S', '2281', 'M', 'N', '3281', 'D', '7567', 'l', 'z', 'M', 'S', 4361, 7333, 8375, 2777, 1617, 'R', 's', 2733, 'h'], ['t', 5913, 363, 3341, 2869, 'Z', 2755, '6885', 'J', 'P', 'Z', '7943', 'w', '6403', '4279', 'S', '2281', 'M', 'N', '3281', 'D', '7567', 'l', 'z', 'r', 1041, 7653, 'A', 1371, 4839, 'G']

Ex Output:
6885, J, P, Z, 7943, w, 6403, 4279, S, 2281, M, N, 3281, D, 7567, l, z