In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['d', 8409, 4051, 'R', 'g', 4387, 'A', 6593, 'M', 'R', 'g', 'P', 'n', 'o', '7689', 'm', 'j', 'y', 'i', 'w', '273', 'N', '3433', 'd', '9921', 'k', 'i', 'N', 7397, 'm', 5331, 2195, 't'], ['T', 'M', 'U', 9269, 9031, 'y', 6075, 'o', '7689', 'm', 'j', 'y', 'i', 'w', '273', 'N', '3433', 'd', '9921', 'k', 'W', 'Q', 'e', 5143, 'c', 1385, 'X', 7567, 4511, 'y', 6239, 'V', 7353]