In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.
[3077, 3479, 3379, 'D', 'i', 7403, 6449, 'n', 3311, 8523, 2007, 9041, '9979', '8433', 'h', '7755', 'W', '7535', 'K', '5085', 'l', 'p', 'u', '8259', '8973', '4387', '1031', 'I', 'V', '9833', 'P', 9541, 'X', 'q', 'e', 8843, 'k', 'U', 1453, 4579], [3897, 'o', 3035, 'f', 'X', 1053, 'i', 571, 4895, 1547, 'V', 'k', 9547, '9979', '8433', 'h', '7755', 'W', '7535', 'K', '5085', 'l', 'p', 'u', '8259', '8973', '4387', '1031', 'I', 'V', '9833', 'd', 'i', 833, 1633, 'L', 2351, 'P', 'b', 'R', 'v', 7271, 'z', 2735, 2549]