In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3765, 7661, 'R', 'd', '3377', '6313', '5345', '2005', '293', 'o', 'T', 'j', '8705', 'e', 'I', 1661, 1255, 'b'], ['h', 'p', 7533, 'L', 'M', 'j', '3377', '6313', '5345', '2005', '293', 'o', 'T', 'j', '8705', 7619, 'A']