Given the task definition and input, reply with output. In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[7883, 6001, 6149, 'v', 2347, 6975, 7907, 8661, 'q', 'o', 2045, 'n', 'e', 'H', 'W', 'Q', 'Z', 'N', '3961', '4957', '9199', 'i', 'w', 'p', '6317', '5173', 'b', 'D', 'p', '1221', '3163', '8395', '7865', 'u', 'C', 7365, 1473], ['f', 'U', 'Q', 'r', 7917, 'a', 'H', 'W', 'Q', 'Z', 'N', '3961', '4957', '9199', 'i', 'w', 'p', '6317', '5173', 'b', 'D', 'p', '1221', '3163', '8395', '7865', 'u', 'k', 5509, 'I', 3565, 6455, 'N', 'c', 'N', 1891, 383, 2707]

H, W, Q, Z, N, 3961, 4957, 9199, i, w, p, 6317, 5173, b, D, p, 1221, 3163, 8395, 7865, u