In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[2105, 7043, 'A', '7059', '4557', '1619', '9287', 'C', 'M', '575', 'g', 'X', 'z', 'b', 'X', 'l', 'H', '1577', '885', 'L', 'n', '7983', '3523', 'x', 'e', 'd', 5001, 'U', 3417, 8417, 8259, 8959, 'V', 935, 'p', 5835, 3371, 'J', 'n', 'f', 'p', 'K', 'I'], ['O', 3791, 'l', 4017, 6013, 'C', 'Y', 53, 5391, 4311, 79, 'q', 6831, 'Z', 'W', 'W', 'A', '7059', '4557', '1619', '9287', 'C', 'M', '575', 'g', 'X', 'z', 'b', 'X', 'l', 'H', '1577', '885', 'L', 'n', '7983', '3523', 'L', 4841, 8279]