In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
['N', 5247, 4955, 5169, 979, 169, 'Z', 3613, 't', 'I', 4353, 735, 'E', 'r', 't', 2085, 'S', '5481', 'e', 'n', 'D', 'G', '6203', '3789', '3565', '4717', '4063', '8119', 'l', 'B', '2293', '6539', 'F', '9995', '2477', 'w', 'R', 5041, 1591, 3891, 9939, 'a', 'Z', 9597, 3591, 'Z', 4301, 9991], ['D', 'k', 9307, 'e', 'm', 3477, 4063, 'N', 5195, 'b', 5609, 4505, 4989, 'f', 7093, 6953, 6199, '5481', 'e', 'n', 'D', 'G', '6203', '3789', '3565', '4717', '4063', '8119', 'l', 'B', '2293', '6539', 'F', '9995', '2477', 'l', 3887, 9151, 'w', 4011, 'L', 'B', 2031, 129, 'X', 8695]