In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2385, 'X', 1721, 'N', 'w', 3455, 'y', 7647, 4271, 2221, 'V', 'W', '6733', '4215', 'n', '3223', 'P', 'Z', '3241', 't', 'p', '5675', '833', 'u', 's', 'd', '3113', 'c', '8327', 'c', 'Q', 'E', '9465', 'z', '1481', 'x', '1165', '2513', 'S', 9461, 2081, 'r', 'j', 'p', 'O', 'a', 'n', 'I', 8605, 4679, 7453, 'g', 4583, 5347, 3555, 1663, 'H', 2339, 1611], ['j', 8173, 9377, 4181, 'U', 9165, 4601, 'B', 'j', 'W', 'R', 'V', 'W', '6733', '4215', 'n', '3223', 'P', 'Z', '3241', 't', 'p', '5675', '833', 'u', 's', 'd', '3113', 'c', '8327', 'c', 'Q', 'E', '9465', 'z', '1481', 'x', '1165', '2513', 'q', 'X', 4451, 1931, 'A', 'q']