In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[1079, 7931, 7587, 'w', 5777, 'f', 'Z', 'v', 'w', 'D', 'X', 'o', 'T', 'P', '7395', 'G', 'R', 'c', 'g', 'C', 'k', 'E', 'b', '1983', '1627', '6513', '8365', '3075', 'C', 'M', 'K', 'b', 'u', 'W', 's', 'Q', '6629', '9969', 'c', '5973', '8079', 'v', 8717, 3591, 1249, 6387, 7887, 9431, 2633, 'R', 5563, 3785, 'r', 1981, 9861, 8325], ['T', 'Z', 'g', 'i', 3383, 'D', 'j', 'l', 8565, 'f', 1625, 3103, 'n', 3505, 7587, 't', 4183, 'T', 7569, 'B', 'o', 'T', 'P', '7395', 'G', 'R', 'c', 'g', 'C', 'k', 'E', 'b', '1983', '1627', '6513', '8365', '3075', 'C', 'M', 'K', 'b', 'u', 'W', 's', 'Q', '6629', '9969', 'c', '5973', '8079', 'y', 't', 4809, 3065, 'S', 'b', 1259, 511, 'Z', 'w', 's', 7349, 'c', 'k', 2209, 'f', 's', 'q', 4149, 'W', 'c', 3507, 's', 1653]