In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[6067, 'S', 2021, 9487, 3651, 'V', 8097, 'U', 'A', '3401', '6413', 'F', '9093', 'd', '9395', 'C', '2803', 'u', 'M', '9039', '7853', 't', 'e', '5139', '1641', '1541', 'c', 'x', 'l', 'Z', 'K', 7301], [6379, 8017, 'L', 'F', 'm', '3401', '6413', 'F', '9093', 'd', '9395', 'C', '2803', 'u', 'M', '9039', '7853', 't', 'e', '5139', '1641', '1541', 'i', 'S', 3371, 8219, 'm', 'j']