In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['a', 7393, 8151, 3429, 'z', 9627, 6731, 3575, 'X', 'v', 'Y', '3159', 'd', 'n', '3239', '449', '8545', '4565', 'w', '6509', '1093', '3959', 'E', '5567', 'v', '9893', '3701', 'c', '9417', 'l', '5663', '4289', 'u', 'm', '9815', '2523', '3647', 'P', 'z', 'E', 'X', 3423, 471], [2749, 4783, 1879, 5365, 6287, 9681, 4025, 'P', 'Y', 'C', 8367, 7181, 7343, 'D', 'b', 'f', 'C', 4413, 'o', 9213, 'e', 'Y', '3159', 'd', 'n', '3239', '449', '8545', '4565', 'w', '6509', '1093', '3959', 'E', '5567', 'v', '9893', '3701', 'c', '9417', 'l', '5663', '4289', 'u', 'm', '9815', '2523', '3647', 'P', 'z', 'E', 'o', 6561, 'Q', 'L', 3513, 'p', 1925, 4925, 2093, 3311, 8565, 9213, 'Q']