In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['F', 9067, 747, 6553, 7577, 'T', 'C', 6521, '3209', '6859', 'v', 'i', '4127', '4491', '3393', 'j', 'v', '7159', 'L', 'A', 'b', '937', '11', '1337', 'n', 'C', 'f', 'e', '199', 'N', 'h', 'R', '7991', 'l', '1609', '5157', '1541', 'X', 2709, 'L', 'F', 2761, 6697, 'L', 6211, 3717, 'z', 3861, 2597, 'v', 523, 5675, 'X', 8539, 9513], ['A', 'a', 'J', 'n', 4423, 'V', 4517, 6763, 4037, 2057, 2541, '3209', '6859', 'v', 'i', '4127', '4491', '3393', 'j', 'v', '7159', 'L', 'A', 'b', '937', '11', '1337', 'n', 'C', 'f', 'e', '199', 'N', 'h', 'R', '7991', 'l', '1609', '5157', '1541', 7999, 'K', 1037, 'd', 'Z', 4943, 'D', 'd', 9161, 'G', 3529, 4429, 'i', 'C', 1053, 'F', 2139, 3781, 9729, 'p', 1087, 't', 'a', 4189]