In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[8887, 'd', 'i', 785, 'u', 'p', 'g', 'A', 'b', '3247', '1021', 'K', '9763', '463', 'w', '2143', 'l', '8063', 'F', '3773', '803', '8835', '5675', 't', 'i', 1331, 'M', 3043, 9221, 8173, 'R', 6103, 'P', 'm'], ['l', 'S', 'l', 2513, 'Y', 'r', 4611, 'O', 'u', 'e', 'b', '3247', '1021', 'K', '9763', '463', 'w', '2143', 'l', '8063', 'F', '3773', '803', '8835', '5675', 't', 'k', 'u', 1395, 8209, 'y', 2041, 5451, 'i', 'E']