In this task, you are given two lists A,B. Find the longest common subsequence in the lists A and B.

[EX Q]: ['R', 'k', 'g', 4045, 'W', '4923', '9161', '4031', '7443', 'f', 'U', 2683, 'Y'], [943, 'v', '4923', '9161', '4031', '7443', 'f', 't', 'm', 9213]
[EX A]: 4923, 9161, 4031, 7443, f

[EX Q]: ['y', 'b', 'A', 'K', 887, '9169', '1575', '5233', '1749', '5739', 'A', 'V', 8989], [3381, 5213, 9463, 8631, 2091, '9169', '1575', '5233', '1749', '5739', 'h', 1679, 8181]
[EX A]: 9169, 1575, 5233, 1749, 5739

[EX Q]: [2509, 6333, 'c', 1625, 'm', 4213, 'H', 5953, 'X', '9093', '7649', '5117', 'Q', 'Q', 'o', '1321', 'a', '7847', 'k', 1831], [667, 2903, 'Y', '9093', '7649', '5117', 'Q', 'Q', 'o', '1321', 'a', '7847', 'x', 2139, 'v', 8911, 2689]
[EX A]:
9093, 7649, 5117, Q, Q, o, 1321, a, 7847